Table 4.1 Ranked Seasonal FDD Accumulation on BOM Dates at Duluth, MN. ------------------------------------------------------------------------------------- November December January February March April May Rank year FDD year FDD year FDD year FDD year FDD year FDD year FDD Rank ------------------------------------------------------------------------------------- 1 1926 56. 1986 413. 1986 1311. 1977 2174. 1979 2695. 1904 3096. 1904 3029. 1 2 1918 52. 1960 400. 1977 1179. 1920 2066. 1904 2684. 1965 3022. 1979 2900. 2 3 1906 41. 1997 365. 1920 1166. 1979 1939. 1936 2669. 1912 3010. 1936 2876. 3 4 1914 40. 1996 355. 1990 1139. 1996 1936. 1920 2633. 1979 2974. 1917 2867. 4 5 1997 32. 1920 347. 1928 1073. 1986 1929. 1917 2632. 1936 2918. 1965 2844. 5 6 1977 29. 1912 338. 1956 1064. 1959 1928. 1912 2594. 1917 2903. 1950 2831. 6 7 1920 29. 1952 335. 2001 1061. 1912 1919. 1977 2592. 1951 2853. 1920 2828. 7 8 1985 27. 1992 335. 1951 1058. 1918 1895. 1959 2556. 1996 2852. 1972 2813. 8 9 1937 25. 1956 333. 1925 1048. 1951 1888. 1965 2520. 1972 2849. 1912 2810. 9 10 1989 23. 1977 326. 1984 1047. 1997 1819. 1986 2494. 1920 2817. 1996 2775. 10 11 1924 23. 1951 308. 1997 1009. 1984 1815. 1918 2491. 1959 2763. 1951 2704. 11 12 1912 20. 1927 295. 1959 1003. 1994 1804. 1994 2486. 1950 2732. 1956 2623. 12 13 1992 20. 1948 293. 1934 997. 1930 1791. 1996 2482. 1899 2714. 1959 2594. 13 14 1907 18. 1930 293. 1952 988. 1965 1791. 1951 2423. 1956 2675. 1982 2533. 14 15 1952 16. 1922 286. 1973 979. 1904 1789. 1972 2410. 1982 2644. 1899 2477. 15 16 1934 16. 1979 283. 1927 974. 1917 1786. 1978 2306. 1977 2608. 1923 2443. 16 17 1994 16. 1937 277. 1996 969. 1952 1748. 1982 2297. 1923 2608. 1962 2443. 17 18 1943 13. 1990 271. 1979 963. 1971 1746. 1997 2295. 1971 2606. 1907 2432. 18 19 1955 11. 1934 268. 1965 958. 1925 1741. 1971 2290. 1957 2596. 1997 2428. 19 20 1933 11. 1936 263. 1904 932. 1927 1730. 1956 2282. 1986 2595. 1971 2417. 20 21 1927 11. 1933 252. 1918 925. 1928 1730. 1957 2281. 1994 2567. 1928 2414. 21 22 1909 9. 1928 250. 1917 893. 1978 1705. 1962 2270. 1970 2551. 1957 2383. 22 23 1987 8. 1994 248. 1978 869. 1982 1697. 1950 2245. 1997 2540. 1918 2381. 23 24 1942 7. 1911 245. 1933 869. 1957 1697. 1963 2241. 1974 2522. 1970 2351. 24 25 1931 7. 1987 243. 1930 864. 1950 1694. 1928 2237. 1916 2516. 1974 2345. 25 26 1950 5. 1983 241. 1911 841. 1936 1688. 1922 2219. 1918 2509. 1916 2342. 26 27 1935 5. 1904 238. 1915 833. 1911 1679. 1967 2216. 1962 2507. 1934 2340. 27 28 1929 5. 1941 229. 1922 815. 1956 1674. 1970 2212. 1978 2506. 1937 2336. 28 29 1919 4. 1898 229. 1976 803. 1972 1669. 1925 2210. 1934 2504. 1994 2331. 29 30 1973 4. 1978 227. 1948 799. 1976 1651. 1948 2201. 1913 2502. 1978 2315. 30 31 1990 4. 1998 226. 1992 799. 1937 1629. 1927 2194. 1937 2489. 1986 2293. 31 32 1940 4. 1957 225. 1898 781. 1973 1613. 1899 2191. 1948 2475. 1967 2293. 32 33 1913 2. 1965 223. 1946 779. 1907 1597. 1929 2189. 1984 2471. 1943 2275. 33 34 1954 0. 1939 218. 1936 778. 1948 1586. 1937 2189. 1943 2459. 1989 2266. 34 35 1956 0. 1901 216. 1967 778. 1962 1582. 1907 2171. 1928 2453. 1922 2254. 35 36 1957 0. 1973 209. 1971 770. 1974 1579. 1974 2167. 1952 2453. 1913 2252. 36 37 1958 0. 1944 205. 1926 769. 1990 1556. 1930 2162. 1967 2441. 1975 2241. 37 38 1959 0. 1967 203. 1899 761. 1970 1552. 2001 2157. 1989 2431. 1977 2237. 38 39 1960 0. 1959 202. 1974 760. 1985 1552. 1934 2147. 1922 2405. 1948 2205. 39 40 1961 0. 1899 187. 1938 756. 1966 1552. 1973 2126. 1907 2399. 1966 2176. 40 41 1962 0. 2001 187. 1969 745. 1963 1543. 1952 2115. 1925 2396. 1939 2162. 41 42 1963 0. 1938 187. 1947 743. 1915 1541. 1911 2111. 1949 2394. 1984 2158. 42 43 1964 0. 1947 182. 1957 742. 1943 1541. 1916 2111. 1963 2383. 1933 2137. 43 44 1965 0. 1966 182. 1985 741. 1922 1537. 1905 2108. 1930 2383. 1960 2133. 44 45 1966 0. 1970 182. 1981 740. 1935 1517. 1966 2104. 2001 2377. 1930 2122. 45 46 1967 0. 1976 176. 1937 740. 1991 1516. 1984 2080. 1960 2329. 1963 2111. 46 47 1968 0. 1917 173. 1964 734. 1934 1512. 1985 2075. 1969 2327. 1905 2108. 47 48 1969 0. 1968 173. 1994 726. 1969 1505. 1989 2063. 1929 2299. 2001 2106. 48 49 1970 0. 1926 171. 1950 724. 2001 1501. 1913 2036. 1905 2293. 1949 2099. 49 50 1971 0. 1971 169. 1939 722. 1929 1485. 1923 2036. 1976 2290. 1925 2097. 50 51 1972 0. 1925 169. 1943 722. 1938 1480. 1968 2032. 1933 2272. 1929 2093. 51 52 1974 0. 1958 166. 1991 713. 1899 1471. 1949 2029. 1939 2255. 1926 2090. 52 53 1975 0. 1931 153. 1949 709. 1954 1460. 1946 2027. 1966 2255. 1952 2083. 53 54 1976 0. 1946 153. 1989 703. 1905 1460. 1988 2026. 1988 2255. 1969 2070. 54 55 1978 0. 1949 148. 1912 702. 1967 1424. 1943 2025. 1926 2239. 1927 2041. 55 56 1979 0. 1907 146. 1923 698. 1946 1417. 1933 2023. 1955 2237. 1911 2041. 56 57 1980 0. 1972 144. 1962 693. 1926 1406. 1969 1998. 1927 2237. 1988 1977. 57 58 1981 0. 1993 143. 1935 686. 1961 1402. 1990 1997. 1911 2225. 1947 1976. 58 59 1982 0. 1985 142. 1972 682. 1916 1388. 1976 1978. 1975 2209. 1976 1973. 59 60 1983 0. 1916 140. 1910 680. 1968 1373. 1939 1964. 1990 2144. 1935 1955. 60 61 1984 0. 1921 139. 1907 680. 1981 1366. 1910 1921. 1973 2131. 1909 1942. 61 62 1986 0. 1975 135. 1993 673. 1949 1354. 1960 1868. 1985 2125. 1973 1942. 62 63 1988 0. 1989 135. 1987 664. 1960 1330. 1947 1865. 1980 2115. 1954 1922. 63 64 1991 0. 1953 133. 1960 662. 1988 1318. 1938 1865. 1947 2099. 1990 1890. 64 65 1993 0. 1915 131. 1968 661. 1933 1316. 1935 1861. 1915 2072. 1964 1838. 65 66 1995 0. 1974 128. 1961 655. 1913 1298. 1915 1859. 1935 2066. 1980 1834. 66 Table 4.1 cont. Ranked Seasonal FDD Accumulation on BOM Dates at Duluth, MN. ------------------------------------------------------------------------------------- November December January February March April May Rank year FDD year FDD year FDD year FDD year FDD year FDD year FDD Rank ------------------------------------------------------------------------------------- 67 1996 0. 1969 121. 1905 639. 1923 1289. 1991 1850. 1954 2063. 1955 1829. 67 68 1998 0. 1950 115. 1944 637. 1945 1278. 1926 1849. 1964 2039. 1985 1810. 68 69 1999 0. 1943 112. 1902 637. 1992 1274. 1981 1804. 1968 2032. 1968 1780. 69 70 2000 0. 1984 111. 1941 635. 1947 1265. 1901 1784. 1991 2020. 1953 1773. 70 71 2001 0. 1981 108. 1970 634. 1989 1262. 1975 1780. 1901 2009. 1914 1755. 71 72 2002 0. 1962 101. 1983 626. 1910 1258. 1945 1764. 1909 1946. 1901 1746. 72 73 1898 0. 1988 101. 1958 614. 1993 1250. 1898 1760. 1941 1940. 1961 1730. 73 74 1899 0. 1902 101. 1982 605. 1939 1240. 1955 1755. 1906 1933. 1924 1715. 74 75 1900 0. 1991 97. 1901 605. 1924 1231. 1961 1744. 1981 1921. 1993 1709. 75 76 1901 0. 1905 92. 1954 590. 1975 1220. 1980 1735. 1946 1910. 1981 1706. 76 77 1902 0. 1906 90. 1945 583. 1941 1210. 1993 1727. 1993 1890. 1991 1688. 77 78 1903 0. 1980 88. 1963 578. 1983 1208. 1909 1723. 1900 1885. 1915 1667. 78 79 1904 0. 1908 86. 1931 558. 1964 1204. 1958 1723. 1958 1883. 1938 1634. 79 80 1905 0. 1954 83. 1916 554. 1909 1193. 1941 1703. 1953 1858. 1944 1627. 80 81 1908 0. 1995 80. 1921 533. 1901 1193. 1954 1692. 1924 1854. 1983 1620. 81 82 1910 0. 1910 72. 1903 531. 1898 1183. 1964 1658. 1938 1843. 1958 1607. 82 83 1911 0. 1919 72. 1975 524. 1987 1177. 1953 1649. 1961 1829. 1992 1598. 83 84 1915 0. 1923 72. 1966 520. 1903 1145. 1924 1647. 1914 1805. 1906 1595. 84 85 1916 0. 1982 70. 1998 520. 1955 1143. 1903 1640. 1898 1802. 1946 1588. 85 86 1917 0. 1932 70. 1909 515. 1999 1141. 1992 1575. 1944 1784. 1941 1580. 86 87 1921 0. 1918 68. 1913 500. 1958 1120. 1995 1563. 1992 1765. 1945 1555. 87 88 1922 0. 1955 63. 1999 475. 1980 1114. 1900 1555. 1910 1751. 1898 1553. 88 89 1923 0. 1913 63. 1988 474. 1953 1105. 1914 1535. 1908 1741. 1995 1544. 89 90 1925 0. 1945 58. 1908 472. 1902 1096. 1906 1517. 1983 1714. 1908 1537. 90 91 1928 0. 1929 52. 1953 468. 2000 1065. 1983 1514. 1903 1694. 1940 1519. 91 92 1930 0. 1942 52. 1955 457. 1998 1020. 1902 1489. 1945 1681. 1900 1505. 92 93 1932 0. 1961 47. 1906 457. 1921 1004. 1944 1463. 1940 1672. 1932 1487. 93 94 1936 0. 1964 41. 1995 431. 1908 1004. 1908 1463. 1932 1656. 1910 1480. 94 95 1938 0. 1903 40. 1929 412. 1995 973. 1999 1437. 1995 1641. 1903 1453. 95 96 1939 0. 2002 36. 2000 402. 1944 954. 1987 1410. 1921 1595. 1921 1330. 96 97 1941 0. 1924 27. 1900 401. 1931 938. 1921 1370. 1999 1551. 1919 1310. 97 98 1944 0. 1935 25. 1980 391. 1940 931. 2000 1353. 1919 1526. 2002 1296. 98 99 1945 0. 1909 16. 1942 349. 1906 929. 1940 1318. 1902 1501. 1902 1285. 99 100 1946 0. 2000 14. 2002 348. 1900 824. 1919 1282. 2002 1480. 1999 1236. 100 101 1947 0. 1999 7. 1919 331. 1942 815. 1942 1262. 1987 1422. 2000 1094. 101 102 1948 0. 1914 0. 1924 275. 2002 783. 1932 1199. 2000 1288. 1987 978. 102 103 1949 0. 1940 0. 1932 236. 1919 774. 1931 1102. 1998 1287. 1931 941. 103 104 1951 0. 1963 0. 1914 198. 1914 715. 1998 1094. 1942 1274. 1942 898. 104 105 1953 0. 1900 0. 1940 189. 1932 686. 2002 1081. 1931 1242. 1998 878. 105 ------------------------------------------------------------------------------------- Severity Index December January February March April May Upper Bound year FDD year FDD year FDD year FDD year FDD year FDD ------------------------------------------------------------------------------------- Above Normal 1912 338. 1956 1064. 1959 1928. 1912 2594. 1917 2903. 1950 2831. Normal 1928 250. 1917 893. 1978 1705. 1962 2270. 1970 2551. 1957 2383. Below Normal 1982 70. 1998 520. 1955 1143. 1903 1640. 1898 1802. 1946 1588. Mild 1999 7. 1919 331. 1942 815. 1942 1262. 1987 1422. 2000 1094. ------------------------------------------------------------------------------------ Table 4.2 Ranked Seasonal FDD Accumulation on BOM Dates at Sault Ste. Marie, MI. ------------------------------------------------------------------------------------- November December January February March April May Rank year FDD year FDD year FDD year FDD year FDD year FDD year FDD Rank ------------------------------------------------------------------------------------- 1 1926 20. 1934 265. 1990 921. 1977 1651. 1918 2282. 1904 2599. 1904 2522. 1 2 1914 14. 1937 230. 1977 853. 1918 1629. 1904 2279. 1918 2484. 1934 2408. 2 3 1907 11. 1996 205. 1934 785. 1920 1535. 1920 2153. 1934 2466. 1923 2374. 3 4 1981 9. 1960 187. 1959 743. 1984 1475. 1977 2147. 1912 2430. 1920 2335. 4 5 1997 9. 1904 175. 1918 740. 1904 1422. 1994 2058. 1920 2399. 1918 2318. 5 6 1994 7. 1977 166. 1996 707. 1981 1420. 1979 2054. 1923 2322. 1912 2313. 6 7 1909 5. 1990 164. 1984 707. 1994 1408. 1934 2018. 1917 2322. 1996 2271. 7 8 1912 5. 1930 164. 1981 700. 1959 1388. 1959 2011. 1959 2302. 1917 2266. 8 9 1940 5. 1952 160. 1920 688. 1996 1386. 1917 1987. 1996 2294. 1959 2182. 9 10 1924 5. 1979 148. 1986 667. 1979 1301. 1912 1976. 1899 2279. 1982 2138. 10 11 1906 4. 1948 144. 1904 644. 1912 1298. 1963 1958. 1977 2254. 1994 2105. 11 12 1955 4. 1912 139. 2001 639. 1927 1276. 1996 1932. 1994 2247. 1905 2088. 12 13 1918 4. 1957 137. 1930 637. 1930 1269. 1905 1881. 1963 2237. 1899 2086. 13 14 1950 4. 1898 133. 1925 628. 1925 1267. 1936 1859. 1905 2207. 1907 2074. 14 15 1933 2. 1956 124. 1927 616. 1986 1263. 1982 1807. 1979 2207. 1979 2057. 15 16 1919 0. 1927 122. 1905 607. 1905 1242. 1981 1796. 1970 2137. 1936 2045. 16 17 1920 0. 1987 117. 1952 592. 1957 1242. 1970 1769. 1982 2129. 1943 2043. 17 18 1921 0. 1965 115. 1956 585. 1963 1231. 1907 1762. 1971 2110. 1977 2014. 18 19 1922 0. 1933 115. 1979 585. 1982 1224. 1923 1757. 1943 2093. 1963 2012. 19 20 1923 0. 1950 112. 1965 565. 1945 1215. 1899 1750. 1978 2088. 1978 1994. 20 21 1925 0. 1968 110. 1911 562. 1971 1215. 1971 1746. 1936 2065. 1971 1994. 21 22 1927 0. 1901 110. 1946 544. 1948 1199. 1948 1728. 1984 2041. 1926 1933. 22 23 1928 0. 1997 107. 1898 540. 1965 1184. 1978 1728. 1948 2041. 1970 1928. 23 24 1929 0. 1920 106. 1943 538. 1990 1184. 1986 1726. 1965 2023. 1950 1917. 24 25 1930 0. 1978 106. 1971 518. 1934 1183. 1927 1726. 1907 1980. 1972 1913. 25 26 1931 0. 1981 104. 1917 518. 1917 1181. 1965 1721. 1930 1978. 1965 1904. 26 27 1932 0. 1941 103. 1957 511. 1943 1181. 1925 1719. 1972 1969. 1928 1865. 27 28 1934 0. 1959 101. 1964 508. 1970 1157. 1984 1717. 1925 1949. 1930 1816. 28 29 1935 0. 1931 101. 1948 508. 1961 1148. 1962 1710. 1981 1944. 1948 1800. 29 30 1936 0. 1986 99. 1951 500. 1978 1143. 1930 1708. 1967 1910. 1967 1791. 30 31 1937 0. 1922 97. 1944 499. 1976 1132. 1957 1669. 1986 1901. 1939 1753. 31 32 1938 0. 1917 95. 1969 493. 1911 1116. 1968 1663. 1974 1899. 1956 1751. 32 33 1939 0. 1918 92. 1915 491. 1923 1107. 1945 1642. 1916 1883. 1981 1724. 33 34 1941 0. 1975 86. 1961 488. 1907 1105. 1943 1618. 1957 1883. 1974 1723. 34 35 1942 0. 1939 86. 1978 486. 1899 1084. 1922 1613. 1928 1881. 1916 1714. 35 36 1943 0. 1915 86. 1936 477. 1938 1073. 1946 1595. 1926 1879. 1957 1690. 36 37 1944 0. 1944 86. 1907 466. 1936 1069. 1967 1586. 1950 1845. 1962 1670. 37 38 1945 0. 1976 85. 1970 466. 1956 1067. 1974 1584. 1962 1845. 1984 1669. 38 39 1946 0. 1994 84. 1937 466. 1922 1062. 1990 1572. 1956 1834. 1922 1665. 39 40 1947 0. 1970 81. 1963 464. 1935 1058. 1935 1571. 1911 1831. 1925 1661. 40 41 1948 0. 1951 81. 1976 463. 1985 1058. 1972 1564. 1968 1829. 1911 1651. 41 42 1949 0. 1926 79. 1923 461. 1962 1049. 1985 1548. 1922 1823. 1947 1622. 42 43 1951 0. 1902 79. 1973 461. 1968 1048. 1928 1544. 1939 1816. 1908 1618. 43 44 1952 0. 1946 76. 1902 459. 1951 1046. 1911 1535. 1913 1809. 1914 1606. 44 45 1953 0. 1972 74. 1928 455. 1952 1042. 1976 1516. 1901 1807. 1927 1606. 45 46 1954 0. 1928 70. 1899 452. 1946 1040. 1961 1510. 1927 1804. 1913 1586. 46 47 1956 0. 1969 68. 1938 452. 1898 1033. 1929 1499. 1976 1798. 1989 1580. 47 48 1957 0. 1905 68. 1967 450. 1915 1031. 1938 1498. 1900 1775. 1976 1559. 48 49 1958 0. 1995 67. 1945 446. 1997 1021. 1910 1492. 1935 1773. 1986 1557. 49 50 1959 0. 1906 65. 1922 445. 1969 1008. 1901 1480. 1989 1749. 1975 1546. 50 51 1960 0. 1971 65. 1926 443. 2001 991. 1956 1467. 1985 1724. 1968 1546. 51 52 1961 0. 1947 65. 1947 439. 1928 959. 1951 1462. 1908 1723. 1935 1544. 52 53 1962 0. 1925 65. 1903 428. 1974 956. 2001 1459. 1990 1722. 1960 1526. 53 54 1963 0. 1923 63. 1935 425. 1972 947. 1950 1435. 1960 1694. 1909 1523. 54 55 1964 0. 2001 58. 1994 418. 1950 929. 1913 1433. 1997 1680. 1997 1522. 55 56 1965 0. 1993 58. 1989 415. 1926 929. 1898 1433. 1961 1678. 1961 1508. 56 57 1966 0. 1982 56. 1985 414. 1902 920. 1926 1429. 1969 1670. 1985 1500. 57 58 1967 0. 1899 54. 1950 414. 1903 913. 1908 1426. 1980 1667. 1940 1496. 58 59 1968 0. 1988 54. 1968 410. 1991 913. 1939 1413. 1914 1663. 1969 1492. 59 60 1969 0. 1911 52. 1931 410. 1954 911. 1924 1409. 1952 1663. 1901 1483. 60 61 1970 0. 1984 51. 1960 407. 1941 911. 1997 1406. 1947 1656. 1944 1454. 61 62 1971 0. 1983 50. 1974 405. 1967 905. 1952 1400. 1951 1654. 1938 1445. 62 63 1972 0. 1936 50. 1933 403. 1947 896. 1947 1393. 2001 1650. 1924 1445. 63 64 1973 0. 1953 49. 1901 398. 1937 891. 1969 1391. 1938 1649. 1990 1439. 64 65 1974 0. 1945 49. 1900 389. 1901 887. 1916 1390. 1940 1638. 1900 1436. 65 66 1975 0. 1943 49. 1997 387. 1929 880. 1988 1386. 1988 1626. 1937 1418. 66 Table 4.2 cont. Ranked Seasonal FDD Accumulation on BOM Dates at Sault Ste. Marie, MI. ------------------------------------------------------------------------------------- November December January February March April May Rank year FDD year FDD year FDD year FDD year FDD year FDD year FDD Rank ------------------------------------------------------------------------------------- 67 1976 0. 1958 47. 1972 383. 1910 869. 1989 1382. 1929 1618. 1964 1409. 67 68 1977 0. 1938 47. 1962 380. 1966 869. 1980 1372. 1937 1618. 1992 1408. 68 69 1978 0. 1921 47. 1982 376. 1964 862. 1915 1364. 1955 1616. 1951 1406. 69 70 1979 0. 1967 45. 1910 369. 1973 859. 1914 1361. 1964 1589. 1980 1395. 70 71 1980 0. 1973 45. 1941 362. 1999 853. 1973 1346. 1941 1588. 1988 1390. 71 72 1982 0. 1998 45. 1908 356. 1908 844. 1958 1343. 1915 1586. 1929 1381. 72 73 1983 0. 1985 44. 1992 345. 1940 842. 1903 1337. 1924 1579. 2001 1362. 73 74 1984 0. 1903 41. 1955 338. 1992 836. 1900 1336. 1945 1575. 1952 1359. 74 75 1985 0. 1913 41. 1993 333. 1960 835. 1993 1332. 1906 1570. 1945 1346. 75 76 1986 0. 1966 41. 1916 331. 1931 833. 1902 1330. 1944 1564. 1906 1325. 76 77 1987 0. 1908 40. 1939 329. 1924 833. 1942 1312. 1975 1559. 1993 1323. 77 78 1988 0. 1942 32. 1975 329. 1942 830. 1964 1298. 1909 1553. 1946 1321. 78 79 1989 0. 1929 31. 1909 326. 1939 824. 1941 1292. 1910 1550. 1898 1309. 79 80 1990 0. 1980 29. 1999 313. 1975 821. 1937 1283. 1992 1542. 1954 1305. 80 81 1991 0. 1992 29. 1991 312. 1955 812. 1909 1269. 1898 1523. 1910 1253. 81 82 1992 0. 1919 29. 1912 311. 1988 806. 1960 1264. 1993 1499. 1955 1246. 82 83 1993 0. 1989 23. 1958 304. 1909 805. 1955 1253. 1946 1492. 1933 1231. 83 84 1995 0. 1910 22. 1987 302. 1980 803. 1940 1251. 1954 1447. 1915 1224. 84 85 1996 0. 1962 22. 1949 292. 1993 802. 1991 1248. 1942 1431. 1941 1184. 85 86 1998 0. 1940 20. 1942 288. 1989 798. 1966 1233. 1933 1420. 1966 1172. 86 87 1999 0. 1964 20. 1983 284. 1916 797. 1992 1228. 1991 1397. 1903 1143. 87 88 2000 0. 1932 16. 1906 284. 2000 796. 1975 1217. 1949 1372. 1949 1130. 88 89 2001 0. 2002 15. 1913 283. 1983 785. 1944 1195. 1958 1370. 1931 1109. 89 90 2002 0. 1961 14. 1980 277. 1958 767. 1933 1174. 1903 1364. 1902 1102. 90 91 1898 0. 1907 13. 1954 266. 1900 761. 1931 1148. 1966 1346. 1958 1089. 91 92 1899 0. 1949 13. 1921 254. 1944 756. 1954 1127. 1902 1328. 1983 1084. 92 93 1900 0. 1954 13. 1988 245. 1913 725. 1906 1121. 1931 1303. 1942 1076. 93 94 1901 0. 1916 7. 1919 236. 1949 716. 1999 1119. 1973 1255. 1991 1052. 94 95 1902 0. 1955 4. 1998 234. 1933 697. 1983 1094. 1999 1249. 1995 1051. 95 96 1903 0. 2000 4. 2000 232. 1987 677. 1949 1094. 1983 1233. 1973 1019. 96 97 1904 0. 1974 2. 1940 227. 1914 641. 1995 1063. 1995 1146. 1953 961. 97 98 1905 0. 1991 1. 1966 203. 1998 637. 2000 1045. 1921 1123. 1919 896. 98 99 1908 0. 1900 0. 1953 193. 1921 632. 1921 961. 1953 1103. 1999 889. 99 100 1910 0. 1909 0. 1929 187. 1953 601. 1987 956. 1919 1078. 1932 860. 100 101 1911 0. 1914 0. 1914 185. 1919 596. 1953 954. 1987 1030. 1921 796. 101 102 1913 0. 1924 0. 1995 144. 1906 594. 1919 934. 1932 995. 2002 734. 102 103 1915 0. 1935 0. 1932 135. 1995 487. 1998 710. 2000 970. 2000 710. 103 104 1916 0. 1963 0. 2002 127. 2002 380. 1932 655. 2002 932. 1987 599. 104 105 1917 0. 1999 0. 1924 95. 1932 292. 2002 644. 1998 794. 1998 422. 105 ------------------------------------------------------------------------------------- Severity Index December January February March April May Upper Bound year FDD year FDD year FDD year FDD year FDD year FDD ------------------------------------------------------------------------------------- Above Normal 1977 166. 1996 707. 1981 1420. 1979 2054. 1923 2322. 1912 2313. Normal 1901 110. 1946 544. 1948 1199. 1948 1728. 1984 2041. 1926 1933. Below Normal 1962 22. 1949 292. 1993 802. 1991 1248. 1942 1431. 1941 1184. Mild 1914 0. 1914 185. 1919 596. 1953 954. 1987 1030. 1921 796. ------------------------------------------------------------------------------------ Table 4.3 Ranked Seasonal FDD Accumulation on BOM Dates at Houghton, MI. ------------------------------------------------------------------------------------- November December January February March April May Rank year FDD year FDD year FDD year FDD year FDD year FDD year FDD Rank ------------------------------------------------------------------------------------- 1 1926 32. 1952 326. 1977 830. 1977 1656. 1977 2113. 1904 2410. 1904 2347. 1 2 1906 18. 1960 277. 1952 817. 1920 1528. 1920 2097. 1912 2394. 1920 2284. 2 3 1955 16. 1996 240. 1990 808. 1959 1438. 1979 2084. 1979 2358. 1979 2275. 3 4 1997 15. 1948 223. 1986 767. 1918 1436. 1904 2068. 1959 2324. 1917 2259. 4 5 1994 11. 1951 218. 1951 733. 1948 1418. 1959 2048. 1920 2317. 1912 2250. 5 6 1907 9. 1898 196. 1920 729. 1951 1406. 1918 2032. 1917 2313. 1996 2211. 6 7 1989 8. 1986 195. 2001 710. 1979 1359. 1917 2023. 1948 2306. 1959 2200. 7 8 1924 7. 1977 191. 1959 707. 1912 1355. 1948 2011. 1965 2272. 1965 2187. 8 9 1914 7. 1930 184. 1984 695. 1952 1339. 1963 1967. 1899 2266. 1972 2167. 9 10 1912 7. 1990 176. 1996 671. 1984 1322. 1912 1946. 1951 2237. 1950 2113. 10 11 1985 6. 1934 167. 1918 652. 1996 1309. 1951 1919. 1963 2234. 1951 2066. 11 12 1918 5. 1997 163. 1934 650. 1994 1289. 1994 1910. 1996 2231. 1899 2045. 12 13 1952 5. 1987 162. 1925 646. 1963 1262. 1996 1850. 1972 2176. 1963 2036. 13 14 1990 4. 1979 160. 1973 623. 1904 1242. 1965 1831. 1977 2149. 1923 1998. 14 15 1950 4. 1912 158. 1948 621. 1930 1240. 1936 1735. 1923 2101. 1948 1953. 15 16 1909 2. 1937 157. 1965 621. 1986 1236. 1972 1730. 1918 2097. 1918 1939. 16 17 1937 2. 1992 154. 1956 617. 1965 1229. 1970 1723. 1970 2070. 1970 1928. 17 18 1931 2. 1933 151. 1979 616. 1917 1219. 1899 1721. 1950 2066. 1994 1889. 18 19 1927 2. 1957 149. 1928 598. 1957 1213. 1952 1701. 1994 2044. 1943 1888. 19 20 1967 2. 1965 148. 1927 596. 1927 1195. 1986 1692. 1943 2000. 1936 1877. 20 21 1925 0. 1927 140. 1898 592. 1925 1154. 1957 1692. 1957 1967. 1907 1847. 21 22 1928 0. 1968 139. 1904 592. 1950 1152. 1967 1658. 1952 1960. 1977 1840. 22 23 1929 0. 1956 137. 1917 585. 1976 1139. 1929 1658. 1967 1930. 1967 1814. 23 24 1930 0. 1920 128. 1930 567. 1961 1138. 1962 1654. 1934 1924. 1971 1802. 24 25 1932 0. 1978 126. 1933 556. 1971 1127. 1950 1652. 1984 1922. 1934 1795. 25 26 1933 0. 1901 122. 1964 551. 1970 1111. 1905 1652. 1936 1917. 1982 1795. 26 27 1934 0. 1959 122. 1997 528. 1972 1093. 1968 1622. 1971 1915. 1957 1775. 27 28 1935 0. 1922 121. 1976 524. 1943 1093. 1930 1613. 1913 1913. 1926 1771. 28 29 1936 0. 1958 119. 1915 515. 1915 1091. 1927 1606. 1905 1903. 1956 1769. 29 30 1938 0. 1950 119. 1978 513. 1990 1091. 1971 1602. 1916 1872. 1962 1768. 30 31 1939 0. 1970 115. 1981 511. 1997 1089. 1934 1595. 1974 1870. 1928 1764. 31 32 1940 0. 1994 114. 1950 506. 1962 1075. 1925 1591. 1982 1859. 1905 1741. 32 33 1941 0. 1904 112. 1961 506. 1978 1069. 1982 1580. 1930 1854. 1916 1726. 33 34 1942 0. 1983 112. 1949 493. 1899 1049. 1974 1579. 1962 1845. 1978 1724. 34 35 1943 0. 2001 112. 1957 491. 1928 1049. 1978 1577. 1978 1834. 1974 1721. 35 36 1944 0. 1998 109. 1899 488. 1982 1042. 1907 1573. 1960 1823. 1984 1680. 36 37 1945 0. 1973 106. 1967 479. 1905 1040. 1923 1570. 1928 1818. 1960 1670. 37 38 1946 0. 1976 106. 1943 470. 1968 1040. 1928 1570. 1956 1818. 1913 1661. 38 39 1947 0. 1917 106. 1946 468. 1922 1021. 1943 1550. 1925 1816. 1997 1642. 39 40 1948 0. 1931 103. 1968 466. 1991 1019. 1984 1532. 1926 1816. 1952 1631. 40 41 1949 0. 1941 99. 1963 466. 1956 1019. 1922 1523. 1900 1813. 1930 1627. 41 42 1951 0. 1928 94. 1926 463. 1973 1017. 1901 1517. 1901 1807. 1947 1598. 42 43 1953 0. 1939 94. 1960 461. 1981 1013. 1985 1514. 1929 1798. 1933 1593. 43 44 1954 0. 1947 94. 1992 460. 1974 1013. 1997 1493. 1986 1797. 1989 1583. 44 45 1956 0. 1967 92. 1971 452. 2001 1010. 1913 1492. 1997 1764. 1929 1564. 45 46 1957 0. 1899 92. 1938 452. 1985 1006. 2001 1476. 1907 1764. 1964 1537. 46 47 1958 0. 1971 92. 1905 452. 1907 995. 1961 1469. 1968 1744. 1966 1523. 47 48 1959 0. 1966 85. 1970 448. 1966 983. 1956 1454. 2001 1724. 1961 1521. 48 49 1960 0. 1972 81. 1958 448. 1934 979. 1973 1451. 1933 1715. 1968 1519. 49 50 1961 0. 1938 81. 1923 448. 1967 974. 1966 1442. 1955 1710. 1925 1499. 50 51 1962 0. 1944 77. 1902 439. 1911 972. 1933 1440. 1989 1710. 1937 1498. 51 52 1963 0. 1993 77. 1922 437. 1937 970. 1946 1440. 1947 1696. 1909 1496. 52 53 1964 0. 1936 76. 1911 437. 1929 968. 1990 1437. 1964 1683. 2001 1490. 53 54 1965 0. 1926 74. 1989 436. 1898 958. 1988 1428. 1927 1674. 1901 1490. 54 55 1966 0. 1943 74. 1962 432. 1935 954. 1976 1427. 1976 1667. 1986 1487. 55 56 1968 0. 1975 72. 1994 431. 1926 950. 1916 1427. 1937 1661. 1922 1472. 56 57 1969 0. 1995 72. 1991 430. 1945 949. 1900 1417. 1949 1656. 1927 1472. 57 58 1970 0. 1953 72. 1974 428. 1938 947. 1949 1391. 1922 1654. 1900 1409. 58 59 1971 0. 1984 69. 1969 425. 1946 932. 1926 1386. 1980 1642. 1954 1409. 59 60 1972 0. 1980 67. 1901 421. 1949 932. 1947 1379. 1961 1631. 1939 1408. 60 61 1973 0. 1988 65. 1972 412. 1936 931. 1981 1379. 1988 1630. 1914 1406. 61 62 1974 0. 1915 61. 1947 412. 1923 929. 1989 1377. 1985 1607. 1980 1406. 62 63 1975 0. 1969 59. 1987 411. 1960 927. 1960 1377. 1966 1597. 1975 1397. 63 64 1976 0. 1911 59. 1944 410. 1954 918. 1958 1373. 1969 1588. 1976 1391. 64 65 1977 0. 1905 59. 1993 410. 1901 907. 1945 1363. 1915 1568. 1993 1385. 65 66 1978 0. 1902 59. 1985 403. 1933 904. 1910 1361. 1990 1529. 1988 1377. 66 Table 4.3 cont. Ranked Seasonal FDD Accumulation on BOM Dates at Houghton, MI. ------------------------------------------------------------------------------------- November December January February March April May Rank year FDD year FDD year FDD year FDD year FDD year FDD year FDD Rank ------------------------------------------------------------------------------------- 67 1979 0. 1925 56. 1937 392. 1902 896. 1915 1348. 1958 1517. 1969 1364. 67 68 1980 0. 1946 56. 1931 389. 1964 891. 1937 1346. 1909 1517. 1935 1343. 68 69 1981 0. 1981 54. 1935 385. 1992 876. 1898 1339. 1981 1514. 1955 1341. 69 70 1982 0. 1962 52. 1907 383. 1969 869. 1980 1337. 1993 1506. 1953 1328. 70 71 1983 0. 1921 52. 1936 383. 1947 869. 1991 1322. 1954 1503. 1958 1298. 71 72 1984 0. 1949 49. 1945 374. 1993 845. 1955 1316. 1914 1492. 1949 1289. 72 73 1986 0. 1918 47. 1900 373. 1958 841. 1964 1305. 1939 1481. 1985 1288. 73 74 1987 0. 1906 43. 1983 369. 1913 839. 1935 1305. 1991 1472. 1924 1280. 74 75 1988 0. 1954 40. 1903 364. 1955 837. 1993 1282. 1935 1463. 1981 1274. 75 76 1991 0. 1991 39. 1982 356. 1988 835. 1909 1265. 1906 1442. 1992 1259. 76 77 1992 0. 1982 38. 1910 353. 1924 833. 1938 1262. 1973 1422. 1990 1241. 77 78 1993 0. 1913 36. 1939 344. 1999 824. 1969 1260. 1975 1420. 1995 1223. 78 79 1995 0. 1989 36. 1909 342. 1909 819. 1911 1247. 1898 1411. 1908 1222. 79 80 1996 0. 1919 34. 1955 338. 1916 810. 1924 1228. 1992 1409. 1973 1219. 80 81 1998 0. 1942 32. 1954 331. 1980 808. 1903 1224. 1924 1408. 1944 1210. 81 82 1999 0. 1908 31. 1912 329. 1903 805. 1902 1208. 1941 1408. 1898 1193. 82 83 2000 0. 1923 31. 1941 329. 1910 805. 1939 1192. 1908 1397. 1915 1161. 83 84 2001 0. 1903 29. 1913 328. 1989 793. 1995 1192. 1953 1390. 1911 1150. 84 85 2002 0. 1929 29. 1966 320. 1983 778. 1953 1184. 1911 1366. 1906 1141. 85 86 1898 0. 1964 27. 1999 315. 1975 778. 1914 1179. 1944 1346. 1991 1131. 86 87 1899 0. 1932 25. 1908 310. 2000 777. 1992 1166. 1946 1330. 1983 1120. 87 88 1900 0. 1945 25. 1975 302. 1953 761. 1954 1154. 1938 1287. 1945 1103. 88 89 1901 0. 1916 25. 1980 302. 1900 754. 1975 1145. 1995 1280. 1940 1100. 89 90 1902 0. 1985 23. 1916 301. 1941 752. 1908 1138. 1945 1271. 1946 1075. 90 91 1903 0. 1907 23. 2000 293. 1987 747. 1941 1121. 1903 1262. 2002 1056. 91 92 1904 0. 1961 23. 1953 290. 1931 716. 1999 1057. 1910 1224. 1903 1042. 92 93 1905 0. 1955 22. 1998 271. 1908 707. 1944 1030. 1940 1224. 1941 1040. 93 94 1908 0. 2002 18. 1921 268. 1939 707. 1983 1019. 1902 1220. 1938 1024. 94 95 1910 0. 1974 14. 1988 264. 1944 646. 1906 1019. 1983 1206. 1902 1017. 95 96 1911 0. 1924 13. 1906 257. 1940 623. 2000 1004. 1999 1151. 1932 936. 96 97 1913 0. 2000 6. 1995 228. 1995 615. 1942 1001. 2002 1148. 1910 900. 97 98 1915 0. 1935 4. 1929 225. 1921 608. 1921 943. 1921 1118. 1999 832. 98 99 1916 0. 1909 2. 1942 196. 1998 603. 1987 934. 1942 1096. 1931 808. 99 100 1917 0. 1910 2. 1919 196. 1942 590. 1940 920. 1932 1062. 1921 803. 100 101 1919 0. 1900 0. 2002 195. 1906 535. 1931 920. 1931 1060. 2000 751. 101 102 1920 0. 1914 0. 1914 130. 2002 500. 1919 749. 1987 962. 1919 727. 102 103 1921 0. 1940 0. 1940 106. 1914 488. 2002 747. 2000 946. 1942 693. 103 104 1922 0. 1963 0. 1932 94. 1919 466. 1932 691. 1919 916. 1987 514. 104 105 1923 0. 1999 0. 1924 90. 1932 308. 1998 644. 1998 755. 1998 356. 105 ------------------------------------------------------------------------------------- Severity Index December January February March April May Upper Bound year FDD year FDD year FDD year FDD year FDD year FDD ------------------------------------------------------------------------------------- Above Normal 1898 196. 1920 729. 1951 1406. 1918 2032. 1917 2313. 1996 2211. Normal 1968 139. 1904 592. 1950 1152. 1967 1658. 1952 1960. 1977 1840. Below Normal 1929 29. 1966 320. 1983 778. 1953 1184. 1911 1366. 1906 1141. Mild 1900 0. 2002 195. 1906 535. 1931 920. 1931 1060. 2000 751. ------------------------------------------------------------------------------------- Table 4.4 Ranked Seasonal FDD Accumulation on BOM Dates at Marquette, MI. ------------------------------------------------------------------------------------- November December January February March April May Rank year FDD year FDD year FDD year FDD year FDD year FDD year FDD Rank ------------------------------------------------------------------------------------- 1 1926 27. 1996 275. 1977 990. 1977 1879. 1977 2374. 1979 2511. 1979 2439. 1 2 1989 20. 1977 263. 1986 931. 1979 1570. 1979 2273. 1977 2434. 1996 2394. 2 3 1994 18. 1987 233. 1990 925. 1984 1514. 1994 2088. 1996 2393. 1972 2372. 3 4 1997 14. 1986 225. 1984 809. 1986 1467. 1996 2019. 1972 2342. 1977 2144. 4 5 1906 13. 1990 217. 1996 766. 1996 1463. 1904 1953. 1904 2228. 1982 2140. 5 6 1977 9. 1979 200. 1979 751. 1994 1437. 1986 1938. 1971 2218. 1978 2140. 6 7 1924 9. 1960 196. 1973 702. 1920 1379. 1972 1917. 1994 2216. 1971 2102. 7 8 1985 7. 1930 182. 2001 701. 1982 1328. 1982 1886. 1978 2216. 1994 2064. 8 9 1907 7. 1978 175. 1920 671. 1978 1296. 1978 1885. 1970 2183. 1970 2000. 9 10 1955 5. 1992 173. 1978 661. 1918 1292. 1920 1854. 1982 2164. 1917 1989. 10 11 1952 5. 1997 172. 1925 619. 1971 1283. 1917 1823. 1912 2162. 1912 1978. 11 12 1950 4. 1968 169. 1981 610. 1976 1282. 1971 1822. 1984 2152. 1920 1953. 12 13 1914 4. 1998 161. 1904 603. 1972 1269. 1970 1813. 1899 2126. 1974 1939. 13 14 1912 4. 1970 151. 1976 590. 1970 1231. 1918 1791. 1986 2101. 1984 1906. 14 15 1993 3. 1994 151. 1918 578. 1990 1230. 1968 1773. 1974 2075. 1989 1864. 15 16 1940 2. 1934 149. 1934 572. 1904 1213. 1912 1771. 1917 2030. 1899 1863. 16 17 1918 2. 1904 149. 1968 558. 1912 1181. 1974 1764. 1920 1980. 1986 1804. 17 18 1990 2. 1898 142. 1987 556. 1991 1179. 1984 1716. 1989 1965. 1997 1697. 18 19 1922 0. 1948 135. 1959 549. 1981 1172. 1985 1668. 1976 1888. 1923 1694. 19 20 1923 0. 1973 135. 1989 527. 1974 1166. 1963 1667. 1968 1876. 1904 1690. 20 21 1925 0. 1912 124. 1992 524. 1973 1166. 1973 1622. 1980 1856. 1975 1669. 21 22 1927 0. 1933 124. 1971 522. 1968 1163. 1899 1620. 1985 1842. 1967 1665. 22 23 1928 0. 1993 120. 1974 522. 1985 1153. 1976 1620. 1988 1828. 1980 1643. 23 24 1929 0. 1952 117. 1970 513. 1959 1152. 1959 1613. 1923 1827. 1968 1636. 24 25 1930 0. 1976 115. 1927 511. 1917 1105. 1989 1604. 1997 1819. 1918 1636. 25 26 1931 0. 1983 113. 1994 510. 1963 1098. 1990 1592. 1967 1814. 1976 1633. 26 27 1932 0. 1980 113. 1917 504. 1997 1088. 1988 1582. 1969 1805. 1936 1622. 27 28 1933 0. 1927 110. 1997 502. 1930 1080. 1981 1553. 1918 1800. 1988 1609. 28 29 1934 0. 1937 110. 1930 500. 1925 1057. 1936 1546. 1963 1798. 1934 1607. 29 30 1935 0. 1956 110. 1898 499. 1927 1022. 1967 1526. 1959 1764. 1969 1602. 30 31 1936 0. 2001 104. 1993 497. 2001 1021. 1980 1521. 2001 1762. 1959 1568. 31 32 1937 0. 1965 103. 1991 489. 1899 1012. 2001 1519. 1934 1741. 1985 1557. 32 33 1938 0. 1901 103. 1972 486. 1992 1003. 1997 1500. 1981 1701. 1993 1537. 33 34 1939 0. 1920 101. 1985 483. 1987 991. 1991 1478. 1990 1692. 1963 1525. 34 35 1941 0. 1972 101. 1982 481. 1999 972. 1905 1474. 1936 1685. 1907 1525. 35 36 1942 0. 1922 97. 1969 479. 1948 970. 1925 1433. 1965 1663. 1905 1508. 36 37 1943 0. 1959 97. 1956 473. 1988 969. 1934 1429. 1975 1661. 1992 1503. 37 38 1944 0. 1931 97. 1928 463. 1980 965. 1993 1428. 1905 1658. 1981 1494. 38 39 1945 0. 1971 97. 1915 455. 1969 961. 1962 1424. 1991 1643. 1965 1478. 39 40 1946 0. 1981 95. 1933 454. 1905 950. 1929 1408. 1993 1634. 1926 1474. 40 41 1947 0. 1975 95. 1952 450. 1993 949. 1969 1400. 1992 1629. 2001 1470. 41 42 1948 0. 1957 94. 1965 445. 1943 947. 1965 1393. 1943 1615. 1950 1454. 42 43 1949 0. 1995 93. 1951 437. 1915 943. 1948 1381. 1916 1606. 1943 1451. 43 44 1951 0. 1951 92. 1899 436. 1965 938. 1923 1375. 1913 1598. 1973 1444. 44 45 1953 0. 1917 88. 1923 425. 1962 934. 1930 1359. 1948 1595. 1916 1415. 45 46 1954 0. 1962 83. 1943 421. 1989 930. 1907 1352. 1973 1589. 1990 1385. 46 47 1956 0. 1984 83. 1964 418. 1957 925. 1992 1343. 1900 1571. 1962 1352. 47 48 1957 0. 1939 81. 1938 416. 1975 913. 1975 1325. 1925 1559. 1913 1323. 48 49 1958 0. 1941 77. 1926 414. 1938 909. 1927 1323. 1926 1550. 1991 1322. 49 50 1959 0. 1899 77. 1948 414. 1945 887. 1913 1289. 1930 1539. 1928 1321. 50 51 1960 0. 1969 77. 1905 407. 1961 886. 1943 1287. 1962 1535. 1939 1312. 51 52 1961 0. 1938 74. 1961 389. 1951 875. 1922 1274. 1901 1528. 1930 1300. 52 53 1962 0. 1947 72. 1998 389. 1907 871. 1901 1267. 1929 1467. 1948 1273. 53 54 1963 0. 1988 71. 1911 389. 1929 862. 1999 1264. 1950 1463. 1909 1255. 54 55 1964 0. 1982 70. 1963 389. 1911 850. 1987 1250. 1907 1460. 1983 1238. 55 56 1965 0. 1926 68. 1983 385. 1922 841. 1957 1247. 1957 1424. 1995 1235. 56 57 1966 0. 1950 67. 1962 382. 1934 841. 1928 1233. 1951 1420. 1925 1231. 57 58 1967 0. 1943 65. 1922 378. 1952 833. 1916 1222. 1939 1406. 1933 1228. 58 59 1968 0. 1944 65. 1980 378. 1928 833. 1951 1222. 1928 1404. 1900 1228. 59 60 1969 0. 1985 62. 1902 373. 1926 832. 1900 1210. 1999 1401. 1929 1226. 60 61 1970 0. 1958 61. 1999 372. 1923 823. 1945 1204. 1933 1384. 1901 1224. 61 62 1971 0. 1905 61. 1947 371. 1983 819. 1910 1204. 1937 1370. 1951 1220. 62 63 1972 0. 1925 54. 1946 367. 1967 815. 1926 1197. 1922 1341. 1947 1204. 63 64 1973 0. 1936 52. 1910 360. 1950 812. 1938 1172. 1987 1312. 1937 1195. 64 65 1974 0. 1974 50. 1945 347. 1936 812. 1950 1168. 1927 1300. 1922 1163. 65 66 1975 0. 1911 47. 1975 346. 1998 811. 1995 1167. 1915 1298. 1999 1155. 66 Table 4.4 cont. Ranked Seasonal FDD Accumulation on BOM Dates at Marquette, MI. ------------------------------------------------------------------------------------- November December January February March April May Rank year FDD year FDD year FDD year FDD year FDD year FDD year FDD Rank ------------------------------------------------------------------------------------- 67 1976 0. 1989 46. 1988 346. 1898 808. 1946 1166. 1983 1292. 1957 1138. 67 68 1978 0. 1953 43. 1957 335. 1935 799. 1933 1157. 1909 1276. 1956 1120. 68 69 1979 0. 1991 42. 1939 335. 1937 778. 1939 1136. 1947 1271. 1914 1100. 69 70 1980 0. 1928 41. 1901 335. 1956 760. 1898 1130. 1995 1261. 2002 1093. 70 71 1981 0. 1918 40. 1944 328. 1946 751. 1915 1127. 1952 1253. 1927 1064. 71 72 1982 0. 1913 38. 1931 324. 1902 749. 1947 1107. 1956 1249. 1924 1040. 72 73 1983 0. 1915 36. 1936 322. 1901 745. 1983 1103. 1960 1246. 1935 1031. 73 74 1984 0. 1902 31. 1907 320. 1924 733. 1911 1103. 2002 1242. 1960 1008. 74 75 1986 0. 1919 31. 1935 317. 1910 733. 1903 1094. 1911 1202. 1911 995. 75 76 1987 0. 1906 29. 1950 311. 1909 722. 1909 1094. 1914 1193. 1940 988. 76 77 1988 0. 1946 29. 1909 311. 1947 713. 1937 1091. 1906 1186. 1961 965. 77 78 1991 0. 1929 27. 1903 297. 1903 711. 1961 1087. 1924 1181. 1908 963. 78 79 1992 0. 1923 27. 1941 290. 1913 704. 1935 1085. 1935 1174. 1898 938. 79 80 1995 0. 1966 25. 1900 283. 1933 702. 1952 1082. 1908 1159. 1987 914. 80 81 1996 0. 1903 25. 1937 283. 1916 698. 1924 1049. 1938 1139. 1938 914. 81 82 1998 0. 1908 22. 1960 274. 1995 677. 1902 1040. 1961 1132. 1903 902. 82 83 1999 0. 1967 22. 1967 274. 1939 668. 1956 1039. 1898 1127. 1944 895. 83 84 1898 0. 2002 21. 1958 266. 1954 661. 1958 976. 1941 1121. 1952 880. 84 85 2001 0. 1932 18. 1949 261. 1966 641. 1914 976. 1998 1119. 1906 855. 85 86 2002 0. 1954 18. 1913 261. 1941 632. 1908 950. 1955 1105. 1915 837. 86 87 1899 0. 1945 16. 1916 243. 1964 626. 1966 947. 1940 1103. 1902 815. 87 88 1900 0. 1916 16. 1995 237. 2000 610. 1941 925. 1903 1098. 1964 812. 88 89 1901 0. 1942 14. 1908 230. 1960 607. 2000 925. 1964 1078. 1998 801. 89 90 1902 0. 1961 14. 1912 229. 1931 583. 1949 911. 1949 1071. 1966 785. 90 91 1903 0. 1921 13. 2002 215. 1900 560. 1960 907. 1944 1040. 1945 776. 91 92 1904 0. 1907 11. 1954 205. 1949 560. 1998 900. 1958 1031. 2000 752. 92 93 1905 0. 1949 11. 1921 202. 1940 558. 1955 880. 1945 1019. 1949 722. 93 94 1908 0. 1964 11. 1955 202. 1908 556. 1964 873. 1910 1010. 1958 718. 94 95 1909 0. 1955 4. 1906 196. 1955 547. 1906 835. 1902 999. 1941 711. 95 96 1910 0. 1924 2. 1929 185. 1958 542. 1942 835. 1946 988. 1910 702. 96 97 1911 0. 1909 0. 1942 155. 2002 538. 2002 826. 1966 959. 1954 691. 97 98 1913 0. 1910 0. 1953 142. 1942 506. 1940 817. 1954 923. 1946 691. 98 99 1915 0. 1914 0. 1919 131. 1944 472. 1944 781. 2000 885. 1953 670. 99 100 1916 0. 1935 0. 1966 124. 1921 464. 1954 749. 1942 864. 1955 662. 100 101 1917 0. 1940 0. 1940 110. 1953 446. 1953 743. 1921 814. 1932 576. 101 102 1919 0. 1963 0. 1914 95. 1906 439. 1921 706. 1953 794. 1931 509. 102 103 1920 0. 1999 0. 1924 67. 1914 403. 1931 698. 1931 781. 1919 495. 103 104 1921 0. 1900 0. 1932 29. 1919 360. 1919 605. 1932 733. 1921 434. 104 105 2000 -999. 2000 -999. 2000 9. 1932 171. 1932 466. 1919 709. 1942 369. 105 ------------------------------------------------------------------------------------- Severity Index December January February March April May Upper Bound year FDD year FDD year FDD year FDD year FDD year FDD ------------------------------------------------------------------------------------- Above Normal 1979 200. 1979 751. 1994 1437. 1986 1938. 1971 2218. 1978 2140. Normal 1933 124. 1971 522. 1968 1163. 1899 1620. 1985 1842. 1967 1665. Below Normal 1932 18. 1949 261. 1966 641. 1914 976. 1998 1119. 1906 855. Mild 1940 0. 1940 110. 1953 446. 1953 743. 1921 814. 1932 576. ------------------------------------------------------------------------------------- Table 4.5 Ranked Seasonal FDD Accumulation on BOM Dates at Green Bay, WI. ------------------------------------------------------------------------------------- November December January February March April May Rank year FDD year FDD year FDD year FDD year FDD year FDD year FDD Rank ------------------------------------------------------------------------------------- 1 1926 36. 1960 218. 1977 907. 1977 1802. 1904 2160. 1904 2304. 1904 2129. 1 2 1918 18. 1952 198. 1986 863. 1904 1422. 1977 2138. 1912 2135. 1979 1814. 2 3 1997 9. 1977 198. 1990 746. 1920 1409. 1979 2005. 1959 2117. 1959 1795. 3 4 1955 5. 1930 173. 2001 721. 1918 1375. 1959 1895. 1979 2106. 1912 1789. 4 5 1924 5. 1904 158. 1904 720. 1979 1361. 1920 1879. 1899 2050. 1978 1769. 5 6 1907 4. 1978 149. 1984 715. 1959 1346. 1917 1877. 1978 2018. 1917 1746. 6 7 1914 4. 1986 148. 1920 702. 1951 1325. 1918 1827. 1977 1978. 1920 1735. 7 8 1906 4. 1997 146. 1951 691. 1986 1324. 1912 1825. 1917 1969. 1951 1618. 8 9 1989 2. 1996 144. 1964 632. 1984 1307. 1978 1807. 1951 1913. 1899 1591. 9 10 1950 2. 1912 144. 1959 625. 1912 1273. 1963 1795. 1920 1906. 1936 1571. 10 11 1927 2. 1898 135. 1925 623. 1978 1224. 1936 1766. 1971 1872. 1972 1526. 11 12 1911 0. 1957 131. 1952 619. 1970 1211. 1951 1732. 1963 1856. 1971 1523. 12 13 1912 0. 1948 130. 1978 583. 1971 1210. 1986 1714. 1962 1791. 1977 1492. 13 14 1913 0. 1951 126. 1956 578. 1963 1208. 1899 1699. 1970 1780. 1918 1489. 14 15 1915 0. 1987 125. 1898 567. 1917 1208. 1971 1681. 1936 1775. 1956 1469. 15 16 1916 0. 1979 124. 1917 563. 1996 1141. 1970 1674. 1918 1748. 1965 1467. 16 17 1917 0. 1901 115. 1918 563. 1962 1138. 1905 1658. 1972 1746. 1962 1451. 17 18 1919 0. 1933 108. 1899 556. 1930 1130. 1962 1645. 1965 1719. 1950 1413. 18 19 1920 0. 1956 106. 1979 551. 1957 1125. 1929 1597. 1905 1712. 1982 1411. 19 20 1921 0. 1931 99. 1996 545. 1905 1094. 1982 1548. 1956 1687. 1996 1401. 20 21 1922 0. 1899 99. 1927 540. 1982 1094. 1994 1523. 1996 1681. 1923 1397. 21 22 1923 0. 1959 99. 1926 518. 1899 1091. 1948 1514. 1986 1670. 1963 1391. 22 23 1925 0. 1970 97. 1915 515. 1952 1091. 1972 1508. 1982 1660. 1905 1375. 23 24 1928 0. 1990 97. 1910 499. 1925 1089. 1996 1508. 1948 1654. 1943 1359. 24 25 1929 0. 1927 95. 1962 499. 1927 1085. 1965 1483. 1923 1649. 1970 1337. 25 26 1930 0. 1965 94. 1973 493. 1948 1073. 1910 1463. 1943 1629. 1926 1303. 26 27 1931 0. 1937 86. 1930 482. 2001 1073. 2001 1463. 1984 1606. 1984 1228. 27 28 1932 0. 1938 85. 1928 479. 1994 1067. 1957 1438. 1929 1557. 1948 1217. 28 29 1933 0. 1968 83. 1943 477. 1943 1044. 1956 1438. 1952 1544. 1986 1196. 29 30 1934 0. 1934 83. 1946 475. 1956 1019. 1922 1435. 2001 1538. 1929 1166. 30 31 1935 0. 1950 83. 1965 470. 1965 1015. 1984 1416. 1926 1535. 1928 1159. 31 32 1936 0. 1920 81. 1997 462. 1915 1010. 1943 1390. 1950 1517. 1916 1143. 32 33 1937 0. 1917 77. 1911 459. 1929 1004. 1952 1375. 1957 1498. 1922 1138. 33 34 1938 0. 1941 74. 1934 446. 1972 995. 1925 1372. 1916 1474. 1957 1130. 34 35 1939 0. 2001 74. 1970 443. 1910 994. 1923 1343. 1922 1465. 1952 1096. 35 36 1940 0. 1922 74. 1938 436. 1976 992. 1945 1341. 1994 1451. 1969 1094. 36 37 1941 0. 1926 68. 1971 432. 1997 985. 1930 1330. 1901 1451. 1994 1070. 37 38 1942 0. 1992 67. 1963 432. 1964 977. 1968 1309. 1969 1436. 1964 1067. 38 39 1943 0. 1925 65. 1957 428. 1945 976. 1901 1294. 1964 1429. 1975 1051. 39 40 1944 0. 1953 61. 1948 423. 1922 974. 1927 1294. 1960 1397. 1901 1044. 40 41 1945 0. 1943 61. 1933 421. 1936 972. 1964 1285. 1930 1382. 1997 1044. 41 42 1946 0. 1998 59. 1905 421. 1926 956. 1967 1278. 1925 1379. 2001 1029. 42 43 1947 0. 1911 59. 1945 419. 1938 949. 1997 1277. 1955 1377. 1960 1028. 43 44 1948 0. 1976 59. 1902 418. 1911 938. 1950 1276. 1997 1362. 1907 1013. 44 45 1949 0. 1939 58. 1961 407. 1991 913. 1926 1262. 1967 1357. 1930 1004. 45 46 1951 0. 1944 58. 1976 396. 1981 911. 1985 1256. 1900 1346. 1934 1001. 46 47 1952 0. 1972 56. 1981 392. 1961 909. 1974 1251. 1913 1325. 1967 994. 47 48 1953 0. 1971 52. 1923 389. 1990 908. 1928 1246. 1928 1325. 1937 972. 48 49 1954 0. 1958 50. 1922 385. 1985 905. 1988 1245. 1974 1321. 1989 967. 49 50 1956 0. 1984 50. 1967 380. 1935 896. 1916 1220. 1934 1307. 1924 967. 50 51 1957 0. 1905 47. 1968 378. 1898 895. 1946 1217. 1989 1279. 1900 947. 51 52 1958 0. 1983 47. 1974 364. 1928 887. 1955 1213. 1937 1265. 1913 940. 52 53 1959 0. 1918 43. 1989 358. 1969 884. 1935 1204. 1924 1260. 1974 916. 53 54 1960 0. 1947 40. 1935 358. 1946 884. 1969 1201. 1915 1260. 1947 905. 54 55 1961 0. 1993 38. 1931 355. 1966 878. 1898 1193. 1975 1256. 1925 902. 55 56 1962 0. 1973 38. 1991 352. 1968 862. 1903 1179. 1988 1222. 1909 895. 56 57 1963 0. 1975 34. 1987 350. 1950 850. 1976 1170. 1976 1210. 1935 889. 57 58 1964 0. 1936 34. 1936 347. 1974 833. 1990 1170. 1941 1204. 1955 871. 58 59 1965 0. 1902 34. 1901 346. 1973 826. 1902 1168. 1985 1199. 1940 864. 59 60 1966 0. 1946 32. 1950 344. 1902 817. 1966 1166. 1980 1183. 1939 851. 60 61 1967 0. 1954 31. 1909 331. 1903 806. 1981 1166. 1910 1174. 1988 842. 61 62 1968 0. 1919 29. 1960 329. 1955 797. 1915 1156. 1935 1172. 1927 842. 62 63 1969 0. 1982 29. 1947 328. 1924 794. 1907 1154. 1927 1170. 1966 830. 63 64 1970 0. 1966 29. 1939 326. 1937 783. 1913 1148. 1947 1168. 1914 830. 64 65 1971 0. 1915 29. 1969 324. 2000 781. 1911 1145. 1906 1147. 1961 797. 65 66 1972 0. 1989 28. 1972 320. 1907 781. 1938 1145. 1958 1147. 1976 797. 66 Table 4.5 cont. Ranked Seasonal FDD Accumulation on BOM Dates at Green Bay, WI. ------------------------------------------------------------------------------------- November December January February March April May Rank year FDD year FDD year FDD year FDD year FDD year FDD year FDD Rank ------------------------------------------------------------------------------------- 67 1973 0. 1932 27. 1903 320. 1923 779. 1924 1141. 1940 1132. 1980 790. 67 68 1974 0. 1994 26. 1944 319. 1988 765. 1934 1136. 1939 1123. 1958 788. 68 69 1975 0. 1906 25. 1993 311. 1999 765. 1937 1132. 1968 1123. 1911 788. 69 70 1976 0. 1980 23. 1941 311. 1901 763. 1958 1130. 1911 1116. 1993 788. 70 71 1977 0. 1962 20. 1982 311. 1967 751. 1991 1124. 1966 1116. 1933 761. 71 72 1978 0. 1961 16. 1955 290. 1954 738. 1961 1102. 1907 1103. 1898 760. 72 73 1979 0. 1903 16. 1900 286. 1909 731. 1900 1100. 1898 1102. 1953 747. 73 74 1980 0. 1913 16. 1992 283. 1916 689. 1989 1098. 1990 1088. 1910 745. 74 75 1981 0. 1967 16. 1949 277. 1960 671. 1947 1091. 1909 1085. 1906 731. 75 76 1982 0. 1955 16. 1916 275. 1987 671. 1973 1082. 1914 1085. 1902 720. 76 77 1983 0. 1945 14. 2000 269. 1940 666. 1939 1035. 1981 1084. 1985 715. 77 78 1984 0. 1964 14. 1975 268. 1993 665. 1980 1033. 1961 1076. 1941 698. 78 79 1985 0. 1929 13. 1999 264. 1947 659. 1908 1019. 1902 1069. 1903 695. 79 80 1986 0. 1916 13. 1937 263. 1941 655. 1993 1017. 1993 1067. 1968 688. 80 81 1987 0. 1981 11. 1958 263. 1958 652. 1941 1015. 1991 1065. 1908 680. 81 82 1988 0. 1969 11. 1908 263. 1934 644. 1975 1013. 1945 1062. 1981 673. 82 83 1990 0. 1995 10. 1985 261. 1908 643. 1960 1010. 1949 1051. 1949 671. 83 84 1991 0. 1908 9. 1953 261. 1975 632. 1909 1006. 1933 1049. 1945 659. 84 85 1992 0. 1985 8. 1907 254. 1949 623. 1949 1004. 1903 1040. 1915 650. 85 86 1993 0. 1907 5. 1912 248. 1953 614. 1953 988. 1908 1031. 1944 646. 86 87 1994 0. 1988 5. 1994 241. 1939 603. 1914 983. 1953 1022. 1990 610. 87 88 1995 0. 1923 5. 1921 232. 1980 603. 2000 975. 1938 1017. 1938 610. 88 89 1996 0. 1924 5. 1954 232. 1913 598. 1933 952. 1946 986. 1991 572. 89 90 1998 0. 2000 5. 1906 218. 1931 596. 1940 934. 1954 958. 1954 567. 90 91 1999 0. 1949 5. 1929 194. 1992 567. 1954 862. 1944 905. 1946 542. 91 92 2000 0. 1928 5. 1998 185. 1933 560. 1942 859. 1973 851. 1973 497. 92 93 2001 0. 1921 4. 1983 180. 1989 559. 1999 855. 1942 779. 1983 445. 93 94 2002 0. 1909 2. 1988 178. 1900 554. 1906 844. 1999 770. 1932 416. 94 95 1898 0. 1974 2. 1913 175. 1942 522. 1987 789. 1992 740. 2000 400. 95 96 1899 0. 1942 0. 1980 158. 1983 508. 1995 745. 2000 727. 1992 394. 96 97 1900 0. 1963 0. 2002 153. 1944 484. 1944 745. 1931 713. 1995 365. 97 98 1901 0. 1991 0. 1966 133. 1921 477. 1931 682. 1932 709. 1999 345. 98 99 1902 0. 1999 0. 1942 112. 1998 474. 1992 680. 1983 698. 1931 306. 99 100 1903 0. 2002 0. 1995 109. 1906 463. 1983 670. 1987 690. 1942 241. 100 101 1904 0. 1900 0. 1940 104. 1995 414. 1921 655. 1995 638. 1919 227. 101 102 1905 0. 1910 0. 1914 99. 1914 355. 1919 587. 2002 615. 2002 210. 102 103 1908 0. 1914 0. 1919 77. 1919 333. 1998 487. 1919 574. 1987 162. 103 104 1909 0. 1935 0. 1924 61. 2002 332. 1932 475. 1921 547. 1921 11. 104 105 1910 0. 1940 0. 1932 27. 1932 223. 2002 472. 1998 444. 1998 0. 105 ------------------------------------------------------------------------------------- Severity Index December January February March April May Upper Bound year FDD year FDD year FDD year FDD year FDD year FDD ------------------------------------------------------------------------------------- Above Normal 1978 149. 1984 715. 1959 1346. 1917 1877. 1978 2018. 1917 1746. Normal 1959 99. 1926 518. 1899 1091. 1948 1514. 1986 1670. 1963 1391. Below Normal 1985 8. 1907 254. 1949 623. 1949 1004. 1903 1040. 1915 650. Mild 1900 0. 1940 104. 1995 414. 1921 655. 1995 638. 1919 227. ------------------------------------------------------------------------------------ Table 4.6 Ranked Seasonal FDD Accumulation on BOM Dates at Milwaukee, WI. ------------------------------------------------------------------------------------- November December January February March April May Rank year FDD year FDD year FDD year FDD year FDD year FDD year FDD Rank ------------------------------------------------------------------------------------- 1 1926 27. 1960 140. 1977 592. 1977 1327. 1904 1611. 1904 1598. 1904 1370. 1 2 1918 16. 1930 133. 1964 587. 1963 1096. 1977 1561. 1912 1480. 1978 1093. 2 3 1924 4. 1948 115. 1986 581. 1918 1093. 1963 1550. 1959 1462. 1959 1071. 3 4 1907 2. 1904 106. 1984 578. 1904 1082. 1959 1427. 1963 1453. 1912 1069. 4 5 1955 2. 1977 104. 1904 547. 1959 1071. 1979 1409. 1899 1420. 1979 1069. 5 6 1903 0. 1978 99. 1990 525. 1920 1028. 1918 1364. 1978 1408. 1982 1055. 6 7 1904 0. 1951 99. 1951 520. 1984 980. 1936 1357. 1979 1373. 1963 1039. 7 8 1905 0. 1899 92. 1920 518. 1982 961. 1917 1346. 1977 1336. 1917 1013. 8 9 1906 0. 1931 90. 2001 497. 1951 938. 1978 1339. 1982 1332. 1971 1012. 9 10 1908 0. 1898 88. 1959 495. 1979 936. 1920 1321. 1971 1278. 1920 988. 10 11 1909 0. 1957 86. 1925 472. 1978 900. 1982 1316. 1917 1274. 1899 963. 11 12 1910 0. 1959 83. 1910 459. 1912 884. 1912 1301. 1965 1244. 1936 947. 12 13 1911 0. 1912 79. 1917 430. 1971 878. 1899 1231. 1962 1222. 1965 923. 13 14 1912 0. 1996 69. 1899 421. 1986 877. 1905 1213. 1936 1219. 1951 882. 14 15 1913 0. 1952 68. 1918 419. 1962 864. 1951 1175. 1920 1211. 1972 875. 15 16 1914 0. 1965 68. 1915 416. 1945 846. 1971 1172. 1951 1211. 1918 875. 16 17 1915 0. 1956 61. 1943 405. 1917 844. 1962 1170. 1943 1157. 1962 850. 17 18 1916 0. 1938 61. 1898 401. 1970 824. 1910 1150. 1918 1152. 1943 841. 18 19 1917 0. 1986 58. 1945 392. 1943 821. 1986 1126. 1970 1138. 1977 830. 19 20 1919 0. 1953 50. 1978 385. 1948 799. 1970 1089. 1972 1096. 1905 733. 20 21 1920 0. 1937 49. 1973 385. 1910 796. 1943 1064. 1905 1078. 1970 711. 21 22 1921 0. 1925 49. 1946 376. 1915 788. 1948 1053. 1948 1057. 1926 634. 22 23 1922 0. 1990 46. 1963 373. 1899 778. 1945 1049. 1984 1007. 1996 602. 23 24 1923 0. 1979 45. 1926 360. 1964 770. 1929 1040. 1964 976. 1984 599. 24 25 1925 0. 1941 38. 1956 356. 1925 765. 1965 1033. 1960 945. 1964 592. 25 26 1927 0. 1927 36. 1952 342. 1905 760. 1994 983. 1923 936. 1923 571. 26 27 1928 0. 1997 36. 1965 340. 1930 758. 1964 965. 1996 934. 1948 551. 27 28 1929 0. 1943 36. 1962 322. 1936 743. 1972 963. 1986 912. 1947 536. 28 29 1930 0. 1920 36. 1961 319. 1965 729. 1984 936. 2001 901. 1940 533. 29 30 1931 0. 1984 32. 1927 311. 1957 725. 2001 932. 1926 900. 1975 524. 30 31 1932 0. 1970 32. 1902 310. 1994 717. 1985 902. 1900 873. 1956 470. 31 32 1933 0. 1972 31. 1996 306. 2001 716. 1925 893. 1947 862. 1967 464. 32 33 1934 0. 1926 29. 1979 301. 1961 711. 1967 886. 1929 853. 1916 464. 33 34 1935 0. 1939 29. 1971 281. 1996 689. 1996 882. 1967 851. 1960 464. 34 35 1936 0. 1958 27. 1938 279. 1929 675. 1946 880. 1916 846. 1966 461. 35 36 1937 0. 1905 27. 1911 277. 1946 661. 1966 871. 1994 837. 1950 448. 36 37 1938 0. 1966 25. 1930 277. 1981 659. 1902 855. 1957 833. 1969 445. 37 38 1939 0. 1968 25. 1928 274. 1927 652. 1981 846. 1969 832. 1957 445. 38 39 1940 0. 1982 25. 1948 274. 1985 649. 1957 842. 1915 830. 1986 421. 39 40 1941 0. 2001 23. 1982 268. 1926 646. 1958 839. 1940 817. 1900 414. 40 41 1942 0. 1973 22. 1981 252. 1969 628. 1915 832. 1956 801. 1961 401. 41 42 1943 0. 1911 22. 1936 252. 1952 619. 1974 823. 1901 801. 1944 398. 42 43 1944 0. 1946 22. 1944 250. 1973 614. 1901 814. 1958 797. 1924 392. 43 44 1945 0. 1954 20. 1933 248. 1972 608. 1968 806. 1980 776. 1958 389. 44 45 1946 0. 1971 18. 1967 245. 1966 599. 1988 806. 1910 774. 1929 385. 45 46 1947 0. 1961 16. 1970 245. 1938 596. 1947 803. 1974 769. 1901 385. 46 47 1948 0. 1950 16. 1974 243. 1935 594. 1973 797. 1966 769. 1980 376. 47 48 1949 0. 1906 16. 1905 238. 1898 587. 1923 787. 1925 767. 2001 366. 48 49 1950 0. 1980 16. 1935 236. 1940 581. 1898 781. 1924 754. 1974 344. 49 50 1951 0. 1936 14. 1923 223. 1924 578. 1956 779. 1952 740. 1994 344. 50 51 1952 0. 1944 14. 1931 221. 1956 576. 1961 774. 1981 736. 1928 337. 51 52 1953 0. 1933 14. 1934 220. 1976 574. 1916 774. 1985 725. 1910 326. 52 53 1954 0. 1989 12. 1969 211. 1902 567. 1926 767. 1988 708. 1902 304. 53 54 1956 0. 1967 11. 1900 203. 1974 565. 1969 761. 1930 695. 1907 301. 54 55 1957 0. 1945 11. 1903 203. 1991 551. 1900 756. 1975 693. 1981 301. 55 56 1958 0. 1918 9. 1947 200. 1928 542. 1903 751. 1902 691. 1930 293. 56 57 1959 0. 1916 9. 1957 196. 1911 533. 1924 751. 1913 689. 1935 292. 57 58 1960 0. 1992 8. 1991 192. 1990 532. 1930 751. 1961 677. 1937 284. 58 59 1961 0. 1994 8. 1989 184. 1997 525. 1935 749. 1945 668. 1988 278. 59 60 1962 0. 1908 7. 1939 184. 1999 513. 1922 733. 1950 662. 1913 277. 60 61 1963 0. 1975 7. 1909 182. 1903 509. 1980 727. 1934 655. 1909 266. 61 62 1964 0. 1955 5. 1999 180. 1922 493. 1940 716. 1955 655. 1952 265. 62 63 1965 0. 1985 5. 1922 171. 1988 480. 1952 713. 1941 652. 1914 265. 63 64 1966 0. 1962 5. 1916 169. 1967 479. 1942 709. 1944 652. 1934 256. 64 65 1967 0. 1901 5. 1921 169. 1968 479. 1913 684. 1922 614. 1925 250. 65 66 1968 0. 1964 5. 1997 169. 1955 446. 1928 684. 1928 608. 1915 250. 66 Table 4.6 cont. Ranked Seasonal FDD Accumulation on BOM Dates at Milwaukee, WI. ------------------------------------------------------------------------------------- November December January February March April May Rank year FDD year FDD year FDD year FDD year FDD year FDD year FDD Rank ------------------------------------------------------------------------------------- 67 1969 0. 1993 5. 1968 162. 1954 439. 1927 682. 1898 608. 1898 248. 67 68 1970 0. 1932 4. 1954 160. 1942 432. 1907 653. 1937 605. 1945 238. 68 69 1971 0. 1919 4. 1994 156. 1909 419. 1955 652. 1914 594. 1922 238. 69 70 1972 0. 1949 2. 1976 153. 1907 418. 1911 623. 1946 585. 1989 234. 70 71 1973 0. 1947 2. 1949 151. 1916 416. 1938 623. 1989 582. 1973 232. 71 72 1974 0. 1969 2. 2002 143. 1958 412. 1989 620. 1935 578. 1911 191. 72 73 1975 0. 1988 1. 2000 141. 1923 412. 1960 619. 1942 574. 1949 166. 73 74 1976 0. 1917 0. 1993 132. 2000 406. 1997 617. 1906 554. 1985 154. 74 75 1977 0. 1921 0. 1955 128. 1947 398. 1990 614. 1973 553. 1993 136. 75 76 1978 0. 1922 0. 1960 124. 1980 387. 1976 601. 1968 551. 1941 131. 76 77 1979 0. 1923 0. 1908 122. 1944 385. 1934 599. 1949 547. 1997 129. 77 78 1980 0. 1924 0. 1901 121. 1901 383. 1914 596. 1909 522. 1946 128. 78 79 1981 0. 1928 0. 1950 119. 1960 371. 1908 590. 1903 517. 1903 106. 79 80 1982 0. 1929 0. 1907 117. 1908 356. 1949 590. 1911 504. 1933 101. 80 81 1983 0. 1934 0. 1941 115. 1949 353. 1991 588. 1993 493. 1906 101. 81 82 1984 0. 1935 0. 1972 110. 1937 353. 1975 587. 1997 491. 1955 97. 82 83 1985 0. 1940 0. 1985 101. 1975 349. 1937 578. 1908 466. 1939 95. 83 84 1986 0. 1942 0. 1958 99. 1900 346. 1944 572. 1933 455. 1927 86. 84 85 1987 0. 1963 0. 1987 98. 1950 342. 1941 569. 1907 452. 1968 85. 85 86 1988 0. 1974 0. 1975 97. 1913 340. 1950 567. 1927 450. 1908 68. 86 87 1989 0. 1976 0. 1953 95. 1987 317. 1909 547. 1939 445. 1942 50. 87 88 1990 0. 1981 0. 1906 95. 1941 315. 1939 535. 1954 421. 1953 22. 88 89 1991 0. 1983 0. 1988 83. 1993 305. 1999 511. 1999 403. 1932 0. 89 90 1992 0. 1987 0. 1913 83. 1953 295. 1993 505. 1976 396. 1938 0. 90 91 1993 0. 1991 0. 1937 77. 1931 293. 1933 475. 1991 390. 1954 0. 91 92 1994 0. 1995 0. 1940 76. 1939 288. 1953 423. 1990 379. 1976 0. 92 93 1995 0. 1998 0. 1998 69. 1934 286. 1906 416. 1938 335. 1983 0. 93 94 1996 0. 1999 0. 1929 68. 1921 259. 1954 410. 1953 331. 1987 0. 94 95 1997 0. 2000 0. 1992 67. 1989 223. 1995 387. 1919 243. 1990 0. 95 96 1998 0. 2002 0. 1912 65. 1983 220. 2000 378. 1932 221. 1991 0. 96 97 1999 0. 1900 0. 1919 59. 1998 211. 1919 335. 1931 202. 1992 0. 97 98 2000 0. 1902 0. 1942 54. 1995 196. 1987 317. 1983 202. 1995 0. 98 99 2001 0. 1903 0. 1983 47. 1933 196. 1921 304. 2002 176. 1998 0. 99 100 2002 0. 1907 0. 1914 38. 1919 196. 1983 293. 1995 151. 1999 0. 100 101 1898 0. 1909 0. 1980 36. 1992 190. 1931 254. 1987 137. 2000 0. 101 102 1899 0. 1910 0. 1966 36. 1906 187. 2002 178. 1992 74. 2002 0. 102 103 1900 0. 1913 0. 1924 22. 2002 172. 1992 165. 1921 65. 1919 0. 103 104 1901 0. 1914 0. 1995 13. 1914 137. 1998 132. 2000 57. 1921 0. 104 105 1902 0. 1915 0. 1932 0. 1932 59. 1932 88. 1998 0. 1931 0. 105 ------------------------------------------------------------------------------------- Severity Index December January February March April May Upper Bound year FDD year FDD year FDD year FDD year FDD year FDD ------------------------------------------------------------------------------------- Above Normal 1978 99. 1990 525. 1920 1028. 1918 1364. 1978 1408. 1982 1055. Normal 1925 49. 1946 376. 1915 788. 1948 1053. 1948 1057. 1926 634. Below Normal 1963 0. 1987 98. 1950 342. 1941 569. 1907 452. 1968 85. Mild 1909 0. 1980 36. 1992 190. 1931 254. 1987 137. 2000 0. ------------------------------------------------------------------------------------ Table 4.7 Ranked Seasonal FDD Accumulation on BOM Dates at Chicago, IL. ------------------------------------------------------------------------------------- November December January February March April May Rank year FDD year FDD year FDD year FDD year FDD year FDD year FDD Rank ------------------------------------------------------------------------------------- 1 1926 16. 1960 97. 1964 587. 1977 1123. 1963 1382. 1978 1256. 1904 965. 1 2 1918 11. 1948 95. 1984 579. 1984 1033. 1904 1323. 1904 1228. 1978 794. 2 3 1900 0. 1951 94. 1986 517. 1963 961. 1977 1267. 1963 1141. 1979 722. 3 4 1901 0. 1930 92. 2001 513. 1918 900. 1979 1260. 1979 1125. 1982 680. 4 5 1902 0. 1904 86. 1951 479. 1904 898. 1978 1253. 1899 1062. 1984 623. 5 6 1903 0. 1899 83. 1990 464. 1959 860. 1982 1148. 1912 1058. 1963 587. 6 7 1904 0. 1978 77. 1977 461. 1982 855. 1936 1107. 1982 1055. 1965 567. 7 8 1905 0. 1931 76. 1904 455. 1978 824. 1959 1078. 1984 1044. 1912 553. 8 9 1906 0. 1959 72. 1910 391. 1979 817. 1918 1033. 1965 1003. 1936 526. 9 10 1907 0. 1977 72. 1959 369. 1986 785. 1905 1033. 1959 959. 1899 524. 10 11 1908 0. 1965 63. 1920 346. 1920 749. 1986 1019. 1962 900. 1959 497. 11 12 1909 0. 1956 56. 1946 333. 1951 743. 1899 994. 1936 869. 1905 401. 12 13 1910 0. 1957 54. 1963 326. 2001 740. 1984 978. 1977 869. 1962 396. 13 14 1911 0. 1898 45. 1915 326. 1962 733. 1912 959. 1964 817. 1918 355. 14 15 1912 0. 1986 42. 1945 322. 1964 716. 1962 943. 1905 808. 1920 353. 15 16 1913 0. 1953 40. 1899 322. 1945 716. 1920 936. 2001 804. 1951 326. 16 17 1914 0. 1938 34. 1918 319. 1994 675. 1994 923. 1951 770. 1964 306. 17 18 1915 0. 1925 31. 1978 319. 1961 664. 1985 899. 1986 737. 1917 301. 18 19 1916 0. 1937 29. 1925 311. 1912 661. 1917 893. 1900 736. 1943 301. 19 20 1917 0. 1984 26. 1917 310. 1936 628. 2001 885. 1918 715. 1900 292. 20 21 1919 0. 1943 25. 1943 304. 1965 617. 1964 871. 1943 707. 1996 251. 21 22 1920 0. 1941 23. 1961 301. 1985 616. 1951 871. 1970 697. 1940 248. 22 23 1921 0. 1979 22. 1952 299. 1970 616. 1965 835. 1994 691. 1901 236. 23 24 1922 0. 1905 20. 1965 292. 1905 612. 1945 806. 1917 686. 1972 205. 24 25 1923 0. 1997 20. 1902 265. 1899 603. 1910 788. 1920 682. 1926 196. 25 26 1924 0. 1966 20. 1898 261. 1943 596. 1902 785. 1985 674. 1977 178. 26 27 1925 0. 2001 18. 1973 261. 1948 590. 1970 781. 1996 662. 2001 167. 27 28 1927 0. 1982 16. 1962 259. 1910 587. 1929 778. 1948 628. 1961 160. 28 29 1928 0. 1961 16. 1956 247. 1915 572. 1948 754. 1940 626. 1986 152. 29 30 1929 0. 1968 16. 1982 239. 1930 565. 1943 713. 1901 626. 1902 149. 30 31 1930 0. 1911 16. 1926 232. 1940 554. 1901 691. 1960 623. 1980 119. 31 32 1931 0. 1996 14. 1936 223. 1917 551. 1961 684. 1972 589. 1994 117. 32 33 1932 0. 1926 14. 1979 214. 1997 535. 1966 670. 1902 583. 1970 106. 33 34 1933 0. 1939 14. 1996 203. 1991 511. 1988 662. 1980 553. 1947 106. 34 35 1934 0. 1912 14. 1938 200. 1971 511. 1968 652. 1947 545. 1966 40. 35 36 1935 0. 1954 13. 1930 196. 1925 499. 1972 648. 1971 527. 1985 39. 36 37 1936 0. 1906 13. 1944 196. 1996 498. 1900 641. 1961 500. 1971 29. 37 38 1937 0. 1958 13. 1900 193. 1946 497. 1996 640. 1926 491. 1960 20. 38 39 1938 0. 1989 13. 1911 191. 1966 495. 1940 634. 1967 491. 1997 3. 39 40 1939 0. 1936 13. 1933 189. 1969 491. 1967 628. 1969 477. 1953 0. 40 41 1940 0. 1945 13. 1974 189. 1929 486. 1903 626. 1988 466. 1954 0. 41 42 1941 0. 1920 13. 1903 187. 1981 473. 1971 619. 1966 437. 1955 0. 42 43 1942 0. 1973 11. 1935 184. 1902 470. 1997 602. 1929 428. 1956 0. 43 44 1943 0. 1994 10. 1905 182. 1976 464. 1946 592. 1915 416. 1957 0. 44 45 1944 0. 1944 9. 1981 182. 1957 455. 1981 587. 1981 412. 1958 0. 45 46 1945 0. 1980 9. 1927 178. 1952 448. 1980 572. 1997 410. 1967 0. 46 47 1946 0. 1927 7. 1991 177. 1903 427. 1969 551. 1993 407. 1968 0. 47 48 1947 0. 1990 6. 1928 158. 1974 414. 1974 545. 1924 398. 1969 0. 48 49 1948 0. 1916 5. 1989 157. 1988 411. 1947 542. 1923 392. 1973 0. 49 50 1949 0. 1992 5. 1948 157. 1926 407. 1958 518. 1958 391. 1974 0. 50 51 1950 0. 1946 5. 1967 155. 1968 407. 1991 513. 1903 365. 1975 0. 51 52 1951 0. 1964 5. 1969 153. 1938 405. 1915 502. 1974 342. 1976 0. 52 53 1952 0. 1972 5. 1968 151. 1999 404. 1925 495. 1952 338. 1981 0. 53 54 1953 0. 1955 5. 1939 149. 1972 403. 1989 487. 1916 331. 1983 0. 54 55 1954 0. 1975 5. 1931 148. 1927 400. 1898 486. 1989 325. 1987 0. 55 56 1955 0. 1950 4. 1994 147. 1924 389. 1924 479. 1934 322. 1988 0. 56 57 1956 0. 1985 3. 2000 146. 1990 384. 1993 478. 1968 319. 1989 0. 57 58 1957 0. 1914 0. 1999 144. 1973 382. 1973 475. 1941 313. 1990 0. 58 59 1958 0. 1915 0. 1997 142. 1935 376. 1935 441. 1975 313. 1991 0. 59 60 1959 0. 1917 0. 2002 141. 1928 371. 1952 437. 1944 297. 1992 0. 60 61 1960 0. 1918 0. 1970 128. 1898 364. 1926 436. 1956 295. 1993 0. 61 62 1961 0. 1919 0. 1921 122. 1956 356. 1956 434. 1930 295. 1995 0. 62 63 1962 0. 1921 0. 1993 116. 2000 356. 1923 425. 1945 293. 1998 0. 63 64 1963 0. 1922 0. 1947 115. 1922 311. 1930 421. 1937 290. 1999 0. 64 65 1964 0. 1923 0. 1923 113. 1900 295. 1928 419. 1910 283. 2000 0. 65 66 1965 0. 1924 0. 1916 108. 1967 288. 1957 419. 1928 266. 2002 0. 66 Table 4.7 cont. Ranked Seasonal FDD Accumulation on BOM Dates at Chicago, IL. ------------------------------------------------------------------------------------- November December January February March April May Rank year FDD year FDD year FDD year FDD year FDD year FDD year FDD Rank ------------------------------------------------------------------------------------- 67 1966 0. 1928 0. 1954 106. 1911 283. 1916 410. 1950 259. 1898 0. 67 68 1967 0. 1929 0. 1934 104. 1993 274. 1990 408. 1925 256. 1903 0. 68 69 1968 0. 1932 0. 1971 104. 1901 272. 1995 405. 1991 252. 1906 0. 69 70 1969 0. 1933 0. 1949 97. 1980 268. 1960 398. 1957 248. 1907 0. 70 71 1970 0. 1934 0. 1922 90. 1955 263. 1922 383. 1898 227. 1908 0. 71 72 1971 0. 1935 0. 1976 86. 1954 241. 1975 376. 1914 223. 1909 0. 72 73 1972 0. 1940 0. 1901 86. 1987 237. 1976 373. 1913 205. 1910 0. 73 74 1973 0. 1942 0. 1975 68. 1995 234. 1942 369. 1999 202. 1911 0. 74 75 1974 0. 1947 0. 1940 68. 1947 218. 1955 353. 1955 193. 1913 0. 75 76 1975 0. 1949 0. 1988 63. 1944 218. 1934 349. 1906 189. 1914 0. 76 77 1976 0. 1952 0. 1987 56. 1942 216. 1907 344. 1949 160. 1915 0. 77 78 1977 0. 1962 0. 1998 51. 1975 214. 1999 342. 1922 157. 1916 0. 78 79 1978 0. 1963 0. 1992 50. 1949 209. 1914 338. 1935 149. 1919 0. 79 80 1979 0. 1967 0. 1957 47. 1916 209. 1938 333. 1942 135. 1921 0. 80 81 1980 0. 1969 0. 1985 44. 1983 203. 1949 331. 1995 121. 1922 0. 81 82 1981 0. 1970 0. 1929 40. 1907 185. 1937 320. 1946 121. 1923 0. 82 83 1982 0. 1971 0. 1919 38. 1958 182. 1927 317. 1973 104. 1924 0. 83 84 1983 0. 1974 0. 1912 38. 1960 182. 1941 315. 1933 103. 1925 0. 84 85 1984 0. 1976 0. 1953 34. 1992 168. 1944 306. 1939 97. 1927 0. 85 86 1985 0. 1981 0. 1907 25. 1937 164. 1913 302. 1990 94. 1928 0. 86 87 1986 0. 1983 0. 1983 25. 1939 162. 1939 286. 1983 79. 1929 0. 87 88 1987 0. 1987 0. 1960 23. 1923 153. 1950 286. 1932 79. 1930 0. 88 89 1988 0. 1988 0. 1909 23. 1931 149. 1911 272. 1911 45. 1931 0. 89 90 1989 0. 1991 0. 1906 22. 1941 139. 2000 270. 1976 38. 1932 0. 90 91 1990 0. 1993 0. 1942 20. 1998 134. 1908 265. 2002 19. 1933 0. 91 92 1991 0. 1995 0. 1913 18. 2002 126. 1983 247. 1907 14. 1934 0. 92 93 1992 0. 1998 0. 1972 16. 1953 124. 1933 209. 1927 9. 1935 0. 93 94 1993 0. 1999 0. 1995 13. 1950 124. 1987 187. 1954 7. 1937 0. 94 95 1994 0. 2000 0. 1914 13. 1989 123. 1906 137. 1953 0. 1938 0. 95 96 1995 0. 2002 0. 1950 11. 1909 122. 1953 128. 1987 0. 1939 0. 96 97 1996 0. 1900 0. 1955 9. 1908 112. 2002 116. 1992 0. 1941 0. 97 98 1997 0. 1901 0. 1924 9. 1921 110. 1919 113. 1998 0. 1942 0. 98 99 1998 0. 1902 0. 1908 5. 1913 103. 1909 112. 2000 0. 1944 0. 99 100 1999 0. 1903 0. 1958 4. 1934 94. 1992 99. 1908 0. 1945 0. 100 101 2000 0. 1907 0. 1966 2. 1919 70. 1954 86. 1909 0. 1946 0. 101 102 2001 0. 1908 0. 1937 0. 1932 47. 1921 68. 1919 0. 1948 0. 102 103 2002 0. 1909 0. 1941 0. 1933 41. 1931 54. 1921 0. 1949 0. 103 104 1898 0. 1910 0. 1980 0. 1906 11. 1998 0. 1931 0. 1950 0. 104 105 1899 0. 1913 0. 1932 0. 1914 9. 1932 0. 1938 0. 1952 0. 105 ------------------------------------------------------------------------------------- Severity Index December January February March April May Upper Bound year FDD year FDD year FDD year FDD year FDD year FDD ------------------------------------------------------------------------------------- Above Normal 1899 83. 1990 464. 1959 860. 1982 1148. 1912 1058. 1963 587. Normal 1941 23. 1961 301. 1985 616. 1951 871. 1970 697. 1940 248. Below Normal 1976 0. 1953 34. 1992 168. 1944 306. 1939 97. 1927 0. Mild 1907 0. 1966 2. 1919 70. 1954 86. 1909 0. 1946 0. ------------------------------------------------------------------------------------- Table 4.8 Ranked Seasonal FDD Accumulation on BOM Dates at Traverse City, MI. ------------------------------------------------------------------------------------- November December January February March April May Rank year FDD year FDD year FDD year FDD year FDD year FDD year FDD Rank ------------------------------------------------------------------------------------- 1 1926 9. 1930 106. 1990 570. 1977 1105. 1904 1850. 1904 1978. 1904 1883. 1 2 1914 2. 1898 97. 1977 497. 1904 1055. 1979 1571. 1899 1769. 1965 1469. 2 3 1927 2. 1960 95. 1959 486. 1918 1012. 1977 1465. 1979 1658. 1979 1467. 3 4 1918 2. 1951 85. 1904 468. 1959 961. 1963 1463. 1963 1627. 1899 1406. 4 5 1903 0. 1952 85. 1984 455. 1979 932. 1959 1417. 1959 1607. 1978 1373. 5 6 1904 0. 1990 82. 1964 410. 1920 925. 1899 1413. 1978 1589. 1959 1316. 6 7 1905 0. 1978 77. 1986 385. 1984 905. 1978 1379. 1965 1584. 1963 1283. 7 8 1906 0. 1904 77. 1920 382. 1963 857. 1918 1375. 1912 1544. 1920 1222. 8 9 1907 0. 1959 70. 1910 374. 1965 850. 1920 1370. 1920 1359. 1912 1219. 9 10 1908 0. 1948 68. 2001 371. 1994 842. 1994 1300. 1962 1355. 1905 1208. 10 11 1909 0. 1937 68. 1918 369. 1899 833. 1917 1276. 1977 1348. 1917 1121. 11 12 1910 0. 1957 65. 1979 358. 1961 824. 1965 1251. 1917 1339. 1923 1121. 12 13 1911 0. 1899 63. 1899 356. 1978 801. 1912 1235. 1905 1336. 1943 1098. 13 14 1912 0. 1979 63. 1930 353. 1925 794. 1905 1231. 1994 1324. 1918 1071. 14 15 1913 0. 1956 59. 1925 349. 1945 787. 1962 1219. 1970 1318. 1996 1057. 15 16 1915 0. 1965 58. 1961 349. 1930 763. 1936 1170. 1918 1314. 1936 1044. 16 17 1916 0. 1931 56. 1965 344. 1912 760. 1961 1105. 1923 1291. 1962 1033. 17 18 1917 0. 1977 54. 1917 340. 1943 752. 1970 1094. 1943 1280. 1982 986. 18 19 1919 0. 1934 47. 1951 338. 1981 749. 1948 1091. 1996 1254. 1994 978. 19 20 1920 0. 1986 47. 1996 331. 1996 745. 1996 1075. 1984 1246. 1977 936. 20 21 1921 0. 1996 47. 1978 329. 1982 738. 1945 1048. 1948 1228. 1934 911. 21 22 1922 0. 1975 45. 1981 328. 1905 733. 1982 1046. 1934 1190. 1984 908. 22 23 1923 0. 1950 41. 1956 308. 1917 733. 1943 1040. 1982 1188. 1972 904. 23 24 1924 0. 1918 40. 1898 297. 1948 725. 1968 1031. 1936 1184. 1970 902. 24 25 1925 0. 1953 38. 1915 295. 1970 724. 1910 1026. 1969 1145. 1961 886. 25 26 1928 0. 1943 38. 1927 292. 1962 720. 1974 1017. 1971 1139. 1971 873. 26 27 1929 0. 1968 38. 1905 288. 1910 706. 1923 1017. 1964 1136. 1956 860. 27 28 1930 0. 1939 31. 1952 288. 1986 692. 1986 1009. 1961 1107. 1950 826. 28 29 1931 0. 1920 31. 1943 284. 1951 679. 1929 1001. 1974 1102. 1926 814. 29 30 1932 0. 1941 29. 1946 279. 1964 677. 1925 997. 1980 1080. 1930 808. 30 31 1933 0. 1926 29. 1911 279. 1927 650. 1984 997. 1956 1076. 1964 796. 31 32 1934 0. 1912 27. 1934 277. 1976 643. 1964 994. 1930 1064. 1969 790. 32 33 1935 0. 1980 27. 1945 275. 1990 638. 1934 970. 1972 1060. 1924 787. 33 34 1936 0. 1972 25. 1974 270. 1971 625. 1930 938. 1924 1053. 1948 783. 34 35 1937 0. 1976 23. 1938 266. 1915 610. 1971 938. 1951 1037. 1980 781. 35 36 1938 0. 1927 23. 1923 265. 1957 605. 1951 938. 1967 1035. 1951 738. 36 37 1939 0. 1905 22. 1973 261. 1938 605. 1981 923. 1900 1035. 1974 736. 37 38 1940 0. 1938 22. 1962 261. 1923 594. 1967 914. 1926 1004. 1967 713. 38 39 1941 0. 1970 20. 1963 250. 1974 590. 1969 900. 1960 994. 1947 702. 39 40 1942 0. 1925 20. 1902 248. 1911 589. 1924 895. 1916 986. 1928 688. 40 41 1943 0. 1983 20. 1948 245. 1956 583. 1980 893. 1925 967. 1900 677. 41 42 1944 0. 1984 19. 1969 239. 1936 581. 1966 886. 1986 954. 1901 675. 42 43 1945 0. 1971 18. 1944 232. 1966 578. 1985 858. 1968 949. 1916 661. 43 44 1946 0. 1954 14. 1936 225. 1969 562. 1956 855. 1901 945. 1989 658. 44 45 1947 0. 1933 14. 1967 225. 1968 560. 1973 833. 1947 938. 1907 657. 45 46 1948 0. 1967 14. 1970 223. 1929 549. 1990 832. 1989 935. 1909 655. 46 47 1949 0. 1946 13. 1935 218. 2001 536. 1972 826. 1950 907. 1911 637. 47 48 1950 0. 1944 13. 1947 216. 1898 535. 1927 817. 1911 905. 1966 634. 48 49 1951 0. 1997 11. 1926 212. 1935 531. 1911 814. 1955 902. 1960 610. 49 50 1952 0. 1966 11. 1971 211. 1985 527. 1946 810. 1952 896. 1939 578. 50 51 1953 0. 1902 11. 1989 210. 1999 526. 1938 808. 1929 891. 1993 559. 51 52 1954 0. 1973 11. 1976 209. 1952 513. 1957 806. 2001 884. 1935 551. 52 53 1955 0. 1947 11. 1928 200. 1902 513. 1988 802. 1985 880. 1929 545. 53 54 1956 0. 1906 11. 1931 196. 1946 511. 1902 801. 1915 878. 1940 538. 54 55 1957 0. 2001 10. 1968 191. 1955 509. 2001 800. 1981 868. 1968 536. 55 56 1958 0. 1995 9. 1955 191. 1954 497. 1901 799. 1957 868. 1944 533. 56 57 1959 0. 1945 9. 1994 191. 2000 495. 1958 796. 1928 862. 1925 520. 57 58 1960 0. 1913 9. 1999 187. 1973 490. 1935 794. 1910 860. 1952 513. 58 59 1961 0. 1987 8. 1933 180. 1980 470. 1947 792. 1993 845. 1957 509. 59 60 1962 0. 1958 7. 1907 167. 1967 470. 1907 792. 1966 842. 1988 492. 60 61 1963 0. 1903 7. 1916 166. 1926 466. 1955 790. 1958 833. 1986 486. 61 62 1964 0. 1992 7. 1909 164. 1907 459. 1898 788. 1988 824. 1898 482. 62 63 1965 0. 1964 7. 2000 162. 1928 457. 1976 774. 1909 803. 1981 482. 63 64 1966 0. 1994 6. 1949 160. 1924 455. 1993 766. 1935 781. 1958 468. 64 65 1967 0. 1936 5. 1950 157. 1972 452. 1989 763. 1913 779. 1914 466. 65 66 1968 0. 1961 5. 1957 157. 1997 449. 1915 761. 1939 776. 1913 445. 66 Table 4.8 cont. Ranked Seasonal FDD Accumulation on BOM Dates at Traverse City, MI. ------------------------------------------------------------------------------------- November December January February March April May Rank year FDD year FDD year FDD year FDD year FDD year FDD year FDD Rank ------------------------------------------------------------------------------------- 67 1969 0. 1916 5. 1901 153. 1947 448. 1952 749. 1945 767. 1937 445. 67 68 1970 0. 1917 4. 1900 153. 1909 439. 1928 738. 1990 767. 1975 443. 68 69 1971 0. 1989 4. 1982 148. 1934 436. 1900 733. 1940 754. 1910 428. 69 70 1972 0. 1969 4. 1993 139. 1940 428. 1926 718. 1944 752. 1985 414. 70 71 1973 0. 1932 2. 1937 131. 1988 419. 1916 713. 1976 749. 2001 413. 71 72 1974 0. 1923 2. 1960 128. 1922 419. 1942 691. 1937 740. 1945 396. 72 73 1975 0. 1901 2. 1958 126. 1901 418. 1950 686. 1907 729. 1955 389. 73 74 1976 0. 1988 2. 1997 124. 1993 404. 1909 677. 1902 722. 1933 389. 74 75 1977 0. 2000 1. 1922 124. 1958 401. 1913 668. 1898 722. 1902 387. 75 76 1978 0. 1955 0. 1939 122. 1903 392. 1922 657. 1927 715. 1997 383. 76 77 1979 0. 1962 0. 1903 119. 1950 378. 2000 651. 1954 688. 1915 380. 77 78 1980 0. 1963 0. 1980 115. 1937 376. 1903 648. 1997 687. 1927 378. 78 79 1981 0. 1974 0. 1992 114. 1942 373. 1997 646. 1914 684. 1990 350. 79 80 1982 0. 1981 0. 1954 113. 1931 371. 1960 646. 1938 684. 1922 349. 80 81 1983 0. 1982 0. 1921 112. 1960 358. 1999 641. 1941 680. 1954 344. 81 82 1984 0. 1985 0. 1953 106. 1983 347. 1939 641. 1942 680. 1976 328. 82 83 1985 0. 1991 0. 1908 94. 1949 342. 1908 619. 1922 673. 1908 326. 83 84 1986 0. 1993 0. 1987 92. 1944 342. 1940 612. 1999 644. 1973 290. 84 85 1987 0. 1998 0. 1941 90. 1989 341. 1944 585. 1933 643. 1938 275. 85 86 1988 0. 1999 0. 1985 89. 1953 337. 1937 572. 1906 641. 1983 268. 86 87 1989 0. 1900 0. 1983 85. 1916 335. 1995 570. 1975 639. 1999 259. 87 88 1990 0. 1907 0. 1940 79. 1939 331. 1954 563. 1908 619. 1949 257. 88 89 1991 0. 1908 0. 1972 77. 1992 324. 1949 547. 1973 617. 1953 256. 89 90 1992 0. 1909 0. 1966 76. 1900 324. 1914 536. 1949 598. 1906 245. 90 91 1993 0. 1910 0. 1988 72. 1941 310. 1933 531. 1931 567. 1995 218. 91 92 1994 0. 1911 0. 1975 65. 1987 278. 1941 526. 1946 515. 1941 212. 92 93 1995 0. 1914 0. 1912 61. 1975 272. 1953 524. 1992 507. 1942 205. 93 94 1996 0. 1915 0. 1929 61. 1908 270. 1975 500. 1953 500. 1931 205. 94 95 1997 0. 1919 0. 1913 56. 1933 245. 1983 470. 1903 479. 1992 189. 95 96 1998 0. 1921 0. 1942 56. 1921 241. 1931 454. 1983 468. 1903 171. 96 97 1999 0. 1922 0. 1998 50. 1995 233. 1992 448. 1995 467. 1946 164. 97 98 2000 0. 1924 0. 1906 49. 1913 232. 1987 436. 2000 419. 1932 164. 98 99 2001 0. 1928 0. 1919 47. 1919 191. 1906 392. 1987 350. 2000 128. 99 100 1898 0. 1929 0. 1924 22. 1906 137. 1921 387. 1932 333. 1919 0. 100 101 1899 0. 1935 0. 1932 16. 1914 92. 1919 355. 1919 295. 1921 0. 101 102 1900 0. 1940 0. 1995 11. 1932 32. 1932 153. 1921 230. 1987 0. 102 103 1901 0. 1942 0. 1914 0. 1991 -999. 1991 -999. 1991 -999. 1991 -999. 103 104 1902 0. 1949 0. 2002 -999. 1998 -999. 1998 -999. 1998 -999. 1998 -999. 104 105 2002 -999. 2002 -999. 1991 -999. 2002 -999. 2002 -999. 2002 -999. 2002 -999. 105 ------------------------------------------------------------------------------------- Severity Index December January February March April May Upper Bound year FDD year FDD year FDD year FDD year FDD year FDD ------------------------------------------------------------------------------------- Above Normal 1990 82. 1964 410. 1920 925. 1899 1413. 1978 1589. 1959 1316. Normal 1975 45. 1981 328. 1905 733. 1982 1046. 1934 1190. 1984 908. Below Normal 1998 0. 1941 90. 1989 341. 1944 585. 1933 643. 1938 275. Mild 1935 0. 1932 16. 1914 92. 1919 355. 1919 295. 1921 0. ------------------------------------------------------------------------------------- Table 4.9 Ranked Seasonal FDD Accumulation on BOM Dates at Muskegon, MI. ------------------------------------------------------------------------------------- November December January February March April May Rank year FDD year FDD year FDD year FDD year FDD year FDD year FDD Rank ------------------------------------------------------------------------------------- 1 1939 4. 1951 83. 1977 407. 1977 958. 1904 1345. 1904 1406. 1904 1136. 1 2 1931 2. 1978 70. 1959 374. 1918 880. 1977 1238. 1912 1395. 1912 972. 2 3 1918 2. 1904 70. 1984 365. 1904 797. 1979 1163. 1899 1231. 1920 882. 3 4 1901 0. 1960 61. 1990 355. 1920 785. 1918 1157. 1978 1186. 1979 839. 4 5 1902 0. 1899 59. 1904 349. 1959 779. 1963 1123. 1979 1114. 1978 805. 5 6 1903 0. 1930 56. 2001 317. 1984 758. 1912 1116. 1959 1114. 1918 803. 6 7 1904 0. 1977 52. 1918 313. 1963 698. 1920 1098. 1918 1096. 1899 754. 7 8 1905 0. 1959 50. 1920 311. 1912 695. 1978 1096. 1920 1094. 1959 749. 8 9 1906 0. 1957 45. 1951 299. 1979 673. 1959 1058. 1963 1049. 1982 695. 9 10 1907 0. 1948 43. 1910 295. 1994 666. 1899 1017. 1977 1035. 1917 668. 10 11 1908 0. 1996 39. 1964 286. 1978 639. 1905 988. 1917 947. 1996 587. 11 12 1909 0. 1956 38. 1917 274. 1996 609. 1994 972. 1970 943. 1963 581. 12 13 1910 0. 1952 38. 1996 270. 1982 598. 1917 958. 1982 938. 1905 572. 13 14 1911 0. 1898 36. 1978 250. 1970 583. 1982 889. 1994 921. 1971 513. 14 15 1912 0. 1931 32. 1925 250. 1910 580. 1936 862. 1905 913. 1994 512. 15 16 1913 0. 1979 32. 1986 249. 1905 576. 1910 855. 1984 893. 1970 509. 16 17 1914 0. 1972 25. 1952 245. 1981 572. 1970 837. 1996 890. 1936 488. 17 18 1915 0. 1965 23. 1899 239. 1971 554. 1996 812. 1900 871. 1977 486. 18 19 1916 0. 1953 23. 1963 232. 1917 544. 1962 805. 1971 839. 1984 457. 19 20 1917 0. 1968 22. 1915 232. 1899 540. 1902 788. 1962 812. 1907 450. 20 21 1919 0. 1975 22. 1961 227. 1925 538. 1984 766. 1901 772. 1923 448. 21 22 1920 0. 1926 20. 1956 225. 1961 538. 1971 756. 1936 760. 1926 448. 22 23 1921 0. 1937 20. 1981 220. 1951 526. 1974 743. 1974 716. 1962 428. 23 24 1922 0. 1918 18. 1905 211. 1962 493. 1901 733. 1956 716. 1956 405. 24 25 1923 0. 1925 18. 1911 209. 1930 484. 1907 724. 1923 693. 1900 392. 25 26 1924 0. 1997 16. 1927 209. 1986 475. 1986 710. 1972 691. 1972 374. 26 27 1925 0. 1905 14. 1979 207. 1948 470. 1951 697. 1969 684. 1934 344. 27 28 1926 0. 1941 14. 1902 207. 1945 466. 1985 684. 1951 670. 1951 337. 28 29 1927 0. 1920 13. 1974 200. 1969 464. 1981 682. 1926 668. 1901 329. 29 30 1928 0. 1950 11. 1930 198. 1915 463. 1968 671. 1934 657. 1974 322. 30 31 1929 0. 1970 11. 1946 193. 1956 448. 1948 670. 1916 653. 1940 311. 31 32 1930 0. 1984 11. 1970 187. 1902 446. 1929 664. 1924 641. 1943 308. 32 33 1932 0. 1943 9. 1969 184. 1927 439. 1900 662. 1965 634. 1916 306. 33 34 1933 0. 1938 9. 1971 182. 1966 430. 1961 652. 1980 630. 1950 290. 34 35 1934 0. 1980 9. 1898 169. 1936 427. 1956 641. 1940 626. 1924 288. 35 36 1935 0. 1986 7. 1945 166. 1943 425. 1925 641. 1914 621. 1902 261. 36 37 1936 0. 1961 7. 1962 164. 1985 421. 1969 641. 1902 617. 1965 259. 37 38 1937 0. 1954 5. 1926 160. 2001 419. 1972 637. 1960 616. 1961 250. 38 39 1938 0. 1994 5. 1994 157. 1974 416. 1914 623. 1943 598. 1980 248. 39 40 1940 0. 1966 5. 1903 151. 1907 410. 1903 623. 1981 592. 1969 241. 40 41 1941 0. 1958 5. 1943 148. 1903 405. 1966 621. 1985 589. 1914 191. 41 42 1942 0. 1982 5. 1938 146. 1911 403. 1924 607. 1925 589. 1960 171. 42 43 1943 0. 1967 4. 1936 144. 1952 401. 1945 599. 1948 585. 1922 167. 43 44 1944 0. 1945 4. 1935 140. 1999 395. 1980 587. 1907 581. 1930 167. 44 45 1945 0. 1992 3. 1973 139. 1940 383. 1988 582. 1915 563. 1909 158. 45 46 1946 0. 1989 2. 1934 137. 1968 383. 1934 580. 1910 560. 1911 158. 46 47 1947 0. 2001 2. 1944 137. 1964 380. 1943 571. 1952 544. 1925 144. 47 48 1948 0. 1990 2. 1989 129. 1922 371. 1958 560. 1986 541. 1981 140. 48 49 1949 0. 1911 2. 1900 126. 1957 369. 2001 560. 1930 533. 1908 133. 49 50 1950 0. 1912 2. 1907 122. 1938 367. 1898 554. 1961 533. 1966 130. 50 51 1951 0. 1906 2. 1965 122. 1997 365. 1922 549. 2001 529. 1952 113. 51 52 1952 0. 1987 2. 1999 122. 1965 360. 1923 547. 1947 502. 1997 110. 52 53 1953 0. 1908 2. 1933 121. 1972 358. 1916 545. 1922 502. 1898 106. 53 54 1954 0. 1901 0. 1916 119. 1976 347. 1940 544. 1929 500. 1975 104. 54 55 1955 0. 1902 0. 1949 117. 1924 346. 1930 544. 1908 493. 1915 97. 55 56 1956 0. 1903 0. 1931 113. 1929 342. 1965 542. 1906 490. 1947 97. 56 57 1957 0. 1907 0. 1991 110. 1935 340. 1908 533. 1988 489. 1906 81. 57 58 1958 0. 1909 0. 1997 109. 1991 338. 1935 524. 1911 488. 1935 76. 58 59 1959 0. 1910 0. 1982 104. 1990 338. 1952 518. 1955 477. 1988 65. 59 60 1960 0. 1913 0. 1909 101. 1926 335. 1911 515. 1958 477. 1967 61. 60 61 1961 0. 1914 0. 1968 99. 1946 329. 1946 513. 1950 475. 1910 59. 61 62 1962 0. 1915 0. 1921 95. 1898 326. 1967 509. 1966 473. 1958 43. 62 63 1963 0. 1916 0. 1948 95. 1901 313. 1915 506. 1967 463. 1928 41. 63 64 1964 0. 1917 0. 1967 95. 1988 312. 1926 502. 1968 459. 1944 32. 64 65 1965 0. 1919 0. 1928 94. 1955 308. 1955 493. 1898 452. 1957 31. 65 66 1966 0. 1921 0. 2002 93. 1954 301. 1973 491. 1909 446. 1989 29. 66 Table 4.9 cont. Ranked Seasonal FDD Accumulation on BOM Dates at Muskegon, MI. ------------------------------------------------------------------------------------- November December January February March April May Rank year FDD year FDD year FDD year FDD year FDD year FDD year FDD Rank ------------------------------------------------------------------------------------- 67 1967 0. 1922 0. 1947 92. 2000 297. 1957 491. 1957 443. 1929 25. 67 68 1968 0. 1923 0. 1939 92. 1980 297. 1964 491. 1941 439. 1986 23. 68 69 1969 0. 1924 0. 1922 88. 1900 292. 1927 488. 1997 434. 1985 20. 69 70 1970 0. 1927 0. 1955 86. 1909 272. 1997 482. 1964 416. 1993 9. 70 71 1971 0. 1928 0. 1976 86. 1973 268. 1947 479. 1913 410. 1903 0. 71 72 1972 0. 1929 0. 1901 86. 1958 252. 1938 445. 1989 403. 1913 0. 72 73 1973 0. 1932 0. 1914 85. 1916 245. 1993 441. 1935 401. 1919 0. 73 74 1974 0. 1933 0. 2000 81. 1949 236. 1942 427. 1903 387. 1921 0. 74 75 1975 0. 1934 0. 1906 74. 1908 232. 1990 424. 1993 382. 1927 0. 75 76 1976 0. 1935 0. 1923 72. 1923 221. 1913 412. 1975 374. 1931 0. 76 77 1977 0. 1936 0. 1940 67. 1993 221. 1989 411. 1944 346. 1932 0. 77 78 1978 0. 1939 0. 1993 54. 1928 218. 1909 403. 1927 340. 1933 0. 78 79 1979 0. 1940 0. 1992 54. 1947 211. 1999 390. 1999 333. 1937 0. 79 80 1980 0. 1942 0. 1975 52. 1921 200. 1941 383. 1949 326. 1938 0. 80 81 1981 0. 1944 0. 1908 52. 1967 200. 1991 383. 1942 306. 1939 0. 81 82 1982 0. 1946 0. 1953 52. 1987 200. 1949 382. 1939 306. 1941 0. 82 83 1983 0. 1947 0. 1919 49. 1953 194. 1960 376. 1954 304. 1942 0. 83 84 1984 0. 1949 0. 1988 48. 1939 189. 1995 375. 1937 288. 1945 0. 84 85 1985 0. 1955 0. 1912 43. 1941 182. 1950 365. 1928 286. 1946 0. 85 86 1986 0. 1962 0. 1957 43. 1942 182. 1906 355. 1933 265. 1948 0. 86 87 1987 0. 1963 0. 1985 42. 1960 178. 1976 340. 1945 261. 1949 0. 87 88 1988 0. 1964 0. 1972 41. 1944 176. 1939 340. 1990 254. 1953 0. 88 89 1989 0. 1969 0. 1954 40. 1934 176. 1975 340. 1938 236. 1954 0. 89 90 1990 0. 1971 0. 1998 39. 1914 176. 1944 302. 1995 225. 1955 0. 90 91 1991 0. 1973 0. 1980 38. 1983 173. 1928 302. 1946 220. 1964 0. 91 92 1992 0. 1974 0. 1960 36. 1975 173. 1954 281. 1991 210. 1968 0. 92 93 1993 0. 1976 0. 1987 33. 1931 158. 1933 279. 1973 202. 1973 0. 93 94 1994 0. 1981 0. 1929 27. 1992 150. 1953 274. 1919 180. 1976 0. 94 95 1995 0. 1983 0. 1958 27. 1950 142. 1921 268. 1932 173. 1983 0. 95 96 1996 0. 1985 0. 1950 23. 1995 141. 1937 259. 1976 167. 1987 0. 96 97 1997 0. 1988 0. 1966 23. 1989 139. 2000 253. 1953 167. 1990 0. 97 98 1998 0. 1991 0. 1941 23. 1913 128. 1919 245. 1992 144. 1991 0. 98 99 1999 0. 1993 0. 1983 14. 1919 128. 1987 237. 1921 92. 1992 0. 99 100 2000 0. 1995 0. 1937 14. 1998 115. 1983 225. 1983 88. 1995 0. 100 101 2001 0. 1998 0. 1942 9. 1937 110. 1992 188. 1987 87. 1998 0. 101 102 2002 0. 1999 0. 1924 7. 1906 104. 1931 130. 1931 76. 1999 0. 102 103 1898 0. 2000 0. 1913 7. 1933 77. 1932 83. 2002 27. 2000 0. 103 104 1899 0. 2002 0. 1995 6. 2002 50. 2002 35. 2000 0. 2001 0. 104 105 1900 0. 1900 0. 1932 0. 1932 32. 1998 29. 1998 0. 2002 0. 105 ------------------------------------------------------------------------------------- Severity Index December January February March April May Upper Bound year FDD year FDD year FDD year FDD year FDD year FDD ------------------------------------------------------------------------------------- Above Normal 1930 56. 2001 317. 1984 758. 1912 1116. 1959 1114. 1918 803. Normal 1926 20. 1956 225. 1961 538. 1971 756. 1936 760. 1926 448. Below Normal 1955 0. 1912 43. 1941 182. 1950 365. 1928 286. 1946 0. Mild 1998 0. 1942 9. 1937 110. 1992 188. 1987 87. 1998 0. ------------------------------------------------------------------------------------- Table 4.10 Ranked Seasonal FDD Accumulation on BOM Dates at Alpena, MI. ------------------------------------------------------------------------------------- November December January February March April May Rank year FDD year FDD year FDD year FDD year FDD year FDD year FDD Rank ------------------------------------------------------------------------------------- 1 1926 18. 1960 144. 1990 715. 1977 1283. 1918 1789. 1904 2003. 1904 1881. 1 2 1907 7. 1930 133. 1977 605. 1918 1278. 1904 1782. 1963 1874. 1920 1678. 2 3 1914 4. 1990 123. 1918 540. 1920 1132. 1963 1674. 1918 1854. 1918 1672. 3 4 1997 3. 1934 122. 2001 505. 1904 1060. 1977 1636. 1920 1769. 1963 1580. 4 5 1973 2. 1937 115. 1904 500. 1963 1042. 1920 1634. 1912 1735. 1912 1514. 5 6 1924 2. 1904 115. 1959 488. 1984 1024. 1979 1559. 1978 1634. 1978 1514. 6 7 1918 2. 1996 114. 1996 474. 1994 985. 1994 1534. 1959 1631. 1917 1469. 7 8 1905 0. 1978 110. 1920 463. 1959 983. 1959 1454. 1994 1602. 1996 1439. 8 9 1906 0. 1979 85. 1986 455. 1996 981. 1917 1442. 1970 1602. 1934 1415. 9 10 1908 0. 1957 81. 1981 445. 1961 981. 1905 1406. 1917 1598. 1923 1406. 10 11 1909 0. 1931 79. 1964 441. 1981 981. 1978 1402. 1934 1597. 1965 1395. 11 12 1910 0. 1968 79. 1934 432. 1970 929. 1936 1388. 1899 1593. 1926 1366. 12 13 1911 0. 1997 78. 1984 426. 1979 904. 1996 1383. 1996 1590. 1959 1354. 13 14 1912 0. 1977 76. 1925 414. 1978 900. 1912 1382. 1979 1582. 1899 1352. 14 15 1913 0. 1918 74. 1978 409. 1976 886. 1970 1363. 1905 1570. 1936 1328. 15 16 1915 0. 1952 72. 1930 401. 1986 872. 1962 1334. 1923 1544. 1905 1323. 16 17 1916 0. 1898 70. 1961 391. 1905 868. 1934 1285. 1977 1514. 1979 1310. 17 18 1917 0. 1948 65. 1927 374. 1990 861. 1982 1253. 1965 1512. 1970 1303. 18 19 1919 0. 1970 63. 1905 373. 1925 855. 1961 1251. 1962 1487. 1982 1294. 19 20 1920 0. 1951 61. 1963 365. 1912 846. 1899 1237. 1971 1460. 1971 1271. 20 21 1921 0. 1912 61. 1970 356. 1930 842. 1986 1226. 1982 1456. 1972 1267. 21 22 1922 0. 1926 59. 1917 353. 1982 839. 1965 1213. 1960 1453. 1962 1265. 22 23 1923 0. 1959 59. 1915 353. 1945 826. 1968 1211. 1936 1444. 1994 1261. 23 24 1925 0. 1933 59. 1956 344. 1971 826. 1971 1206. 1967 1393. 1960 1199. 24 25 1927 0. 1956 58. 1979 342. 1927 824. 1981 1193. 1926 1391. 1961 1192. 25 26 1928 0. 1965 56. 1936 337. 1965 817. 1967 1179. 1972 1370. 1977 1175. 26 27 1929 0. 1927 54. 1969 331. 1917 812. 1974 1157. 1961 1352. 1943 1175. 27 28 1930 0. 1941 49. 1965 329. 1962 774. 1923 1152. 1984 1330. 1967 1147. 28 29 1931 0. 1975 47. 1911 326. 1964 754. 1976 1130. 1943 1316. 1930 1111. 29 30 1932 0. 1972 47. 1951 326. 1943 752. 1990 1130. 1916 1307. 1907 1082. 30 31 1933 0. 1986 45. 1926 322. 1936 747. 1925 1129. 1930 1291. 1916 1064. 31 32 1934 0. 1950 45. 1943 310. 2001 742. 1945 1125. 1974 1289. 1914 1042. 32 33 1935 0. 1902 41. 1974 308. 1899 736. 1930 1123. 1986 1255. 1974 999. 33 34 1936 0. 1899 41. 1902 308. 1997 726. 1984 1115. 1969 1251. 1984 994. 34 35 1937 0. 1905 41. 1973 302. 1915 722. 1929 1096. 1901 1235. 1928 988. 35 36 1938 0. 1939 36. 1967 302. 1938 720. 1907 1091. 1948 1233. 1997 973. 36 37 1939 0. 1920 36. 1952 301. 1968 700. 1927 1069. 1900 1219. 1924 972. 37 38 1940 0. 1915 36. 1971 301. 1969 695. 1948 1057. 1968 1211. 1969 965. 38 39 1941 0. 1987 35. 1899 299. 1951 693. 2001 1057. 1964 1206. 1956 952. 39 40 1942 0. 1953 34. 1938 297. 1957 691. 1972 1055. 1997 1203. 1948 936. 40 41 1943 0. 1925 34. 1946 295. 1935 686. 1964 1048. 1925 1197. 1964 929. 41 42 1944 0. 2001 32. 1907 292. 1902 664. 1943 1040. 1981 1190. 1901 923. 42 43 1945 0. 1976 29. 1898 292. 1907 661. 1924 1039. 1914 1181. 1950 920. 43 44 1946 0. 1943 29. 1935 286. 1911 659. 1935 1035. 2001 1180. 1908 911. 44 45 1947 0. 1981 29. 1931 286. 1948 659. 1901 1033. 1976 1175. 1939 896. 45 46 1948 0. 1973 29. 1945 284. 1956 657. 1997 1024. 1924 1166. 1900 895. 46 47 1949 0. 1906 29. 1976 281. 1974 657. 1969 1015. 1990 1148. 1980 891. 47 48 1950 0. 1998 28. 1962 275. 1923 653. 1973 1013. 1980 1143. 1925 882. 48 49 1951 0. 1983 25. 1960 275. 1985 648. 1985 1010. 1908 1138. 1989 878. 49 50 1952 0. 1994 23. 1968 275. 1926 643. 1926 1008. 1956 1136. 1947 875. 50 51 1953 0. 1917 23. 1997 271. 1966 637. 1902 1004. 1915 1130. 1940 871. 51 52 1954 0. 1980 22. 1989 266. 1934 637. 1910 1003. 1928 1116. 1986 870. 52 53 1955 0. 1913 22. 1903 263. 1967 634. 1946 999. 1907 1109. 1975 855. 53 54 1956 0. 1938 20. 1910 261. 1999 633. 1960 995. 1941 1109. 1927 839. 54 55 1957 0. 1969 20. 1923 257. 1960 626. 1908 992. 1989 1107. 1935 835. 55 56 1958 0. 1971 20. 1944 248. 1922 617. 1988 987. 1988 1084. 1968 830. 56 57 1959 0. 1929 18. 1948 241. 1946 614. 1938 979. 1935 1082. 1981 821. 57 58 1960 0. 1936 18. 1909 238. 1929 610. 1922 977. 1927 1076. 1911 817. 58 59 1961 0. 1903 18. 1933 236. 1903 608. 1951 970. 1913 1073. 1929 803. 59 60 1962 0. 1995 17. 1922 227. 1972 603. 1915 970. 1985 1065. 1993 803. 60 61 1963 0. 1966 16. 1947 227. 1991 594. 1914 963. 1929 1064. 1922 801. 61 62 1964 0. 1982 16. 1916 223. 1973 590. 1980 958. 1951 1064. 1951 799. 62 63 1965 0. 1923 16. 1999 222. 1910 585. 1916 940. 1922 1064. 1913 792. 63 64 1966 0. 1901 14. 1900 220. 1924 583. 1956 925. 1940 1058. 1909 788. 64 65 1967 0. 1908 14. 1908 218. 1898 580. 1903 916. 1947 1046. 1976 788. 65 66 1968 0. 1946 14. 1992 218. 1931 563. 1928 913. 1939 1042. 1988 778. 66 Table 4.10 cont. Ranked Seasonal FDD Accumulation on BOM Dates at Alpena, MI. ------------------------------------------------------------------------------------- November December January February March April May Rank year FDD year FDD year FDD year FDD year FDD year FDD year FDD Rank ------------------------------------------------------------------------------------- 67 1969 0. 1967 13. 1957 218. 2000 562. 1957 911. 1993 1039. 2001 774. 67 68 1970 0. 1964 11. 1955 214. 1901 560. 1966 896. 1911 1022. 1990 765. 68 69 1971 0. 1984 10. 1994 213. 1952 554. 1900 893. 1957 1013. 1915 725. 69 70 1972 0. 1962 9. 1937 205. 1908 554. 1989 886. 1950 981. 1957 718. 70 71 1974 0. 1919 9. 1901 203. 1909 544. 1913 886. 1955 979. 1941 707. 71 72 1975 0. 1961 9. 1928 198. 1955 533. 1993 880. 1975 968. 1966 695. 72 73 1976 0. 2000 7. 1982 194. 1941 533. 1947 878. 1938 963. 1902 680. 73 74 1977 0. 1947 7. 1941 187. 1940 533. 1911 878. 1906 956. 1944 675. 74 75 1978 0. 1954 5. 1972 185. 1992 522. 1898 866. 1902 947. 1992 675. 75 76 1979 0. 1911 5. 2000 178. 1954 520. 1941 850. 1909 927. 1985 667. 76 77 1980 0. 1992 5. 1950 175. 1980 515. 1955 832. 1952 922. 1937 655. 77 78 1981 0. 1958 5. 1991 174. 1928 511. 1958 826. 1945 920. 1938 648. 78 79 1982 0. 1922 5. 1975 169. 1947 506. 1999 825. 1973 913. 1973 635. 79 80 1983 0. 1944 5. 1939 155. 1988 497. 1940 817. 1992 904. 1933 630. 80 81 1984 0. 1945 5. 1949 151. 1975 468. 1939 810. 1966 896. 1906 614. 81 82 1985 0. 1916 5. 1985 144. 1916 466. 1909 806. 1999 886. 1898 608. 82 83 1986 0. 1989 4. 1993 138. 1993 463. 1942 803. 1937 869. 1931 587. 83 84 1987 0. 1988 3. 1906 137. 1989 453. 1952 774. 1933 851. 1945 572. 84 85 1988 0. 1942 2. 1980 135. 1900 450. 2000 763. 1898 851. 1955 558. 85 86 1989 0. 1921 0. 1921 124. 1937 450. 1975 751. 1931 848. 1903 551. 86 87 1990 0. 1924 0. 1954 122. 1942 439. 1992 742. 1910 833. 1952 545. 87 88 1991 0. 1928 0. 1987 121. 1939 428. 1931 731. 1942 832. 1999 541. 88 89 1992 0. 1932 0. 1958 112. 1950 412. 1991 726. 1958 817. 1910 513. 89 90 1993 0. 1935 0. 1942 110. 1983 409. 1950 711. 1944 817. 1954 506. 90 91 1994 0. 1940 0. 1998 110. 1958 409. 1933 707. 1903 797. 1946 506. 91 92 1995 0. 1949 0. 1966 106. 1987 396. 1995 699. 1946 785. 1958 500. 92 93 1996 0. 1955 0. 1940 106. 1914 380. 1937 668. 1954 772. 1995 474. 93 94 1998 0. 1963 0. 1929 106. 1913 373. 1987 663. 1991 749. 1919 441. 94 95 1999 0. 1974 0. 1983 103. 1933 365. 1906 626. 1995 675. 1983 407. 95 96 2000 0. 1985 0. 2002 100. 1944 358. 1944 614. 1987 658. 1942 391. 96 97 2001 0. 1991 0. 1913 97. 1921 342. 1954 605. 1919 644. 2002 333. 97 98 2002 0. 1993 0. 1988 96. 1998 329. 1983 603. 2002 642. 2000 330. 98 99 1898 0. 1999 0. 1912 92. 1949 324. 1919 567. 1983 641. 1991 327. 99 100 1899 0. 2002 0. 1919 88. 1919 308. 1921 558. 1949 621. 1932 311. 100 101 1900 0. 1900 0. 1914 88. 2002 271. 1949 526. 2000 603. 1953 304. 101 102 1901 0. 1907 0. 1953 65. 1906 270. 1953 463. 1921 527. 1949 295. 102 103 1902 0. 1909 0. 1932 36. 1995 269. 2002 461. 1953 511. 1987 250. 103 104 1903 0. 1910 0. 1924 36. 1953 268. 1998 389. 1932 479. 1921 142. 104 105 1904 0. 1914 0. 1995 27. 1932 50. 1932 250. 1998 439. 1998 85. 105 ------------------------------------------------------------------------------------- Severity Index December January February March April May Upper Bound year FDD year FDD year FDD year FDD year FDD year FDD ------------------------------------------------------------------------------------- Above Normal 1904 115. 1959 488. 1984 1024. 1979 1559. 1978 1634. 1978 1514. Normal 1926 59. 1917 353. 1982 839. 1965 1213. 1960 1453. 1962 1265. Below Normal 1942 2. 1980 135. 1900 450. 2000 763. 1898 851. 1955 558. Mild 1900 0. 1914 88. 2002 271. 1949 526. 2000 603. 1953 304. ------------------------------------------------------------------------------------- Table 4.11 Ranked Seasonal FDD Accumulation on BOM Dates at Port Huron, MI. ------------------------------------------------------------------------------------- November December January February March April May Rank year FDD year FDD year FDD year FDD year FDD year FDD year FDD Rank ------------------------------------------------------------------------------------- 1 1926 11. 1904 97. 1990 521. 1918 1091. 1904 1499. 1904 1534. 1904 1368. 1 2 1918 2. 1930 85. 1918 436. 1977 997. 1918 1391. 1912 1404. 1912 1048. 2 3 1907 2. 1957 50. 1904 432. 1904 958. 1920 1274. 1918 1303. 1918 1028. 3 4 1924 2. 1931 50. 1977 401. 1920 904. 1977 1213. 1920 1177. 1920 965. 4 5 1997 1. 1959 50. 2001 390. 1945 761. 1905 1150. 1905 1100. 1905 803. 5 6 1903 0. 1918 49. 1959 364. 1984 744. 1912 1148. 1917 1055. 1917 796. 6 7 1904 0. 1899 45. 1984 347. 1925 720. 1917 1105. 1978 1042. 1926 756. 7 8 1905 0. 1977 45. 1915 340. 1994 718. 1936 1073. 1900 983. 1978 709. 8 9 1906 0. 1951 45. 1925 338. 1959 704. 1963 1030. 1899 970. 1982 673. 9 10 1908 0. 1948 43. 1920 329. 1905 698. 1994 1011. 1982 956. 1936 616. 10 11 1909 0. 1939 41. 1911 324. 1912 691. 1978 963. 1977 954. 1900 603. 11 12 1910 0. 1937 38. 1986 323. 1915 686. 1945 958. 1994 948. 1996 587. 12 13 1911 0. 1912 36. 1917 315. 1963 680. 1979 954. 1926 920. 1943 587. 13 14 1912 0. 1933 36. 1910 284. 1943 670. 1982 941. 1996 912. 1923 583. 14 15 1913 0. 1950 32. 1905 281. 1917 652. 1959 913. 1916 907. 1916 569. 15 16 1914 0. 1905 31. 1964 274. 1981 644. 1910 880. 1915 898. 1907 533. 16 17 1915 0. 1941 29. 1930 266. 1982 641. 1899 857. 1923 891. 1940 502. 17 18 1916 0. 1978 29. 1943 266. 1930 630. 1902 833. 1936 886. 1899 497. 18 19 1917 0. 1926 29. 1981 266. 2001 586. 1925 832. 1963 880. 1979 482. 19 20 1919 0. 1990 28. 1996 255. 1948 583. 1943 828. 1959 866. 1994 471. 20 21 1920 0. 1925 27. 1961 254. 1936 580. 1986 827. 1934 860. 1984 435. 21 22 1921 0. 1975 25. 1945 252. 1986 579. 1948 821. 1943 830. 1937 434. 22 23 1922 0. 1956 25. 1951 250. 1978 576. 1915 805. 1984 828. 1971 430. 23 24 1923 0. 1898 22. 1952 243. 1970 574. 1907 799. 1970 817. 1977 427. 24 25 1925 0. 1944 20. 1936 239. 1961 560. 1934 790. 1979 797. 1934 425. 25 26 1927 0. 1943 20. 1902 236. 1910 547. 1923 788. 1940 788. 1901 419. 26 27 1928 0. 1968 20. 1963 236. 1990 541. 1970 772. 1925 761. 1914 418. 27 28 1929 0. 1953 18. 1927 230. 1927 536. 1996 764. 1948 758. 1972 412. 28 29 1930 0. 1938 18. 1926 225. 1971 533. 1981 749. 1901 754. 1959 401. 29 30 1931 0. 1980 18. 1938 223. 1902 529. 1929 743. 1914 718. 1970 394. 30 31 1932 0. 1979 16. 1946 223. 1996 528. 1926 734. 1971 716. 1963 389. 31 32 1933 0. 1902 16. 1899 214. 1979 524. 1901 731. 1924 702. 1915 387. 32 33 1934 0. 1906 16. 1903 200. 1938 522. 1984 718. 1902 700. 1911 367. 33 34 1935 0. 1934 16. 1934 198. 1911 520. 1900 718. 1930 695. 1944 364. 34 35 1936 0. 1960 14. 1944 193. 1976 495. 1962 716. 1911 679. 1924 356. 35 36 1937 0. 1984 11. 1931 184. 1899 491. 1903 707. 1986 678. 1930 356. 36 37 1938 0. 1923 11. 1948 180. 1903 490. 2001 703. 1907 677. 1965 353. 37 38 1939 0. 1996 11. 1898 180. 1926 481. 1990 699. 2001 666. 1902 315. 38 39 1940 0. 1972 11. 1916 178. 1991 480. 1968 698. 1937 664. 1925 286. 39 40 1941 0. 1966 9. 1935 178. 1962 461. 1930 695. 1962 664. 1908 284. 40 41 1942 0. 1946 7. 1923 178. 1935 445. 1914 688. 1972 648. 1939 236. 41 42 1943 0. 1936 7. 1978 175. 1929 430. 1971 688. 1941 646. 1928 234. 42 43 1944 0. 1903 7. 1933 173. 1922 428. 1908 680. 1908 621. 1986 229. 43 44 1945 0. 1965 7. 1900 169. 1940 425. 1916 675. 1981 619. 1989 217. 44 45 1946 0. 1952 7. 1989 167. 1907 421. 1924 668. 1965 617. 2001 202. 45 46 1947 0. 1927 5. 1994 167. 1923 421. 1935 668. 1910 580. 1962 202. 46 47 1948 0. 1908 5. 1970 166. 1968 419. 1911 655. 1990 568. 1948 185. 47 48 1949 0. 1916 5. 1971 164. 1951 409. 1946 623. 1945 563. 1988 172. 48 49 1950 0. 1961 5. 1956 164. 1957 400. 1961 623. 1974 563. 1909 171. 49 50 1951 0. 1911 5. 1907 164. 1969 398. 1940 617. 1980 551. 1980 171. 50 51 1952 0. 1919 5. 1974 158. 1985 393. 1988 612. 1988 550. 1941 169. 51 52 1953 0. 1964 4. 1939 149. 1931 382. 1974 607. 1968 547. 1913 160. 52 53 1954 0. 1913 4. 1982 148. 1964 376. 1927 601. 1939 547. 1961 157. 53 54 1955 0. 2000 4. 1909 140. 1966 373. 1938 594. 1928 547. 1956 151. 54 55 1956 0. 1945 4. 1969 140. 1924 371. 1985 590. 1929 545. 1975 146. 55 56 1957 0. 1970 4. 1962 137. 1952 364. 1922 581. 1944 542. 1910 144. 56 57 1958 0. 1920 4. 1901 131. 1946 362. 1972 578. 1960 542. 1981 140. 57 58 1959 0. 1989 4. 1991 131. 1997 362. 1991 563. 1913 538. 1906 124. 58 59 1960 0. 1994 2. 1922 122. 1965 344. 1951 558. 1906 533. 1974 117. 59 60 1961 0. 1988 2. 1937 122. 1901 344. 1942 551. 1969 522. 1993 116. 60 61 1962 0. 1973 2. 1976 119. 1939 338. 1969 547. 1989 520. 1922 115. 61 62 1963 0. 1962 2. 1979 117. 1900 338. 1989 535. 1922 502. 1903 110. 62 63 1964 0. 1987 2. 1967 110. 1956 335. 1913 531. 1956 500. 1945 108. 63 64 1965 0. 1958 0. 1999 102. 1908 333. 1965 531. 1993 494. 1990 104. 64 65 1966 0. 1963 0. 1992 98. 1974 333. 1939 524. 1947 486. 1947 104. 65 66 1967 0. 1967 0. 1955 95. 1898 329. 1966 520. 1903 472. 1929 103. 66 Table 4.11 cont. Ranked Seasonal FDD Accumulation on BOM Dates at Port Huron, MI. ------------------------------------------------------------------------------------- November December January February March April May Rank year FDD year FDD year FDD year FDD year FDD year FDD year FDD Rank ------------------------------------------------------------------------------------- 67 1968 0. 1969 0. 1968 92. 1928 311. 1941 518. 1991 466. 1931 94. 67 68 1969 0. 1971 0. 2000 91. 1934 308. 1928 511. 1931 466. 1927 90. 68 69 1970 0. 1974 0. 1965 90. 1944 304. 1976 509. 1985 455. 1935 68. 69 70 1971 0. 1976 0. 1997 88. 1941 302. 1898 504. 1909 454. 1960 63. 70 71 1972 0. 1981 0. 1921 88. 1954 302. 1980 500. 1961 454. 1969 54. 71 72 1973 0. 1982 0. 1928 88. 1972 299. 1952 484. 1967 454. 1992 36. 72 73 1974 0. 1983 0. 1913 86. 1937 299. 1964 484. 1935 443. 1968 20. 73 74 1975 0. 1985 0. 1941 86. 1992 296. 1967 482. 1927 441. 1950 16. 74 75 1976 0. 1986 0. 1908 85. 2000 295. 1937 482. 1952 437. 1898 11. 75 76 1977 0. 1991 0. 1954 83. 1909 293. 1956 477. 1951 423. 1967 7. 76 77 1978 0. 1992 0. 2002 82. 1955 284. 1957 466. 1942 412. 1951 2. 77 78 1979 0. 1993 0. 1973 77. 1916 284. 1993 462. 1992 390. 1991 0. 78 79 1980 0. 1995 0. 1949 72. 1988 282. 1931 452. 1958 389. 1995 0. 79 80 1981 0. 1997 0. 1987 72. 1987 278. 1958 452. 1964 382. 1997 0. 80 81 1982 0. 1998 0. 1975 72. 1942 263. 1944 450. 1957 382. 1998 0. 81 82 1983 0. 1999 0. 1906 68. 1980 230. 1947 448. 1975 376. 1999 0. 82 83 1984 0. 2001 0. 1914 59. 1989 225. 1995 433. 1933 365. 2000 0. 83 84 1985 0. 2002 0. 1919 49. 1914 218. 1997 419. 1938 360. 2002 0. 84 85 1986 0. 1900 0. 1993 48. 1913 209. 1955 418. 1997 339. 1919 0. 85 86 1987 0. 1901 0. 1929 45. 1975 196. 1909 412. 1966 335. 1921 0. 86 87 1988 0. 1907 0. 1988 44. 1967 189. 1973 392. 1976 329. 1932 0. 87 88 1989 0. 1909 0. 1998 39. 1921 187. 1992 390. 1955 322. 1933 0. 88 89 1990 0. 1910 0. 1957 34. 1993 179. 1987 387. 1898 306. 1938 0. 89 90 1991 0. 1914 0. 1960 32. 1960 173. 1906 342. 1995 271. 1942 0. 90 91 1992 0. 1915 0. 1912 32. 1973 173. 1960 338. 1950 268. 1946 0. 91 92 1993 0. 1917 0. 1947 31. 1958 169. 1933 337. 1987 262. 1949 0. 92 93 1994 0. 1921 0. 1953 29. 1947 166. 1975 333. 1954 232. 1952 0. 93 94 1995 0. 1922 0. 1942 25. 1983 160. 1921 281. 1946 211. 1953 0. 94 95 1996 0. 1924 0. 1972 22. 1995 144. 2000 281. 1932 200. 1954 0. 95 96 1998 0. 1928 0. 1983 22. 1933 139. 1954 272. 1919 194. 1955 0. 96 97 1999 0. 1929 0. 1985 17. 1919 133. 1919 257. 2002 115. 1957 0. 97 98 2000 0. 1932 0. 1940 16. 1953 117. 1950 209. 1973 112. 1958 0. 98 99 2001 0. 1935 0. 1980 11. 1949 112. 1983 202. 1949 74. 1964 0. 99 100 2002 0. 1940 0. 1995 10. 2002 105. 1949 176. 1921 50. 1966 0. 100 101 1898 0. 1942 0. 1932 9. 1999 105. 2002 162. 1983 32. 1973 0. 101 102 1899 0. 1947 0. 1924 5. 1998 88. 1953 146. 1999 25. 1976 0. 102 103 1900 0. 1949 0. 1950 2. 1906 77. 1999 126. 1953 7. 1983 0. 103 104 1901 0. 1954 0. 1958 2. 1950 41. 1932 72. 2000 0. 1985 0. 104 105 1902 0. 1955 0. 1966 2. 1932 29. 1998 0. 1998 0. 1987 0. 105 ------------------------------------------------------------------------------------- Severity Index December January February March April May Upper Bound year FDD year FDD year FDD year FDD year FDD year FDD ------------------------------------------------------------------------------------- Above Normal 1918 49. 1959 364. 1984 744. 1912 1148. 1917 1055. 1917 796. Normal 1975 25. 1945 252. 1986 579. 1948 821. 1943 830. 1937 434. Below Normal 1900 0. 1993 48. 1913 209. 1955 418. 1997 339. 1919 0. Mild 1942 0. 1932 9. 1999 105. 2002 162. 1983 32. 1973 0. ------------------------------------------------------------------------------------- Table 4.12 Ranked Seasonal FDD Accumulation on BOM Dates at Detroit, MI. ------------------------------------------------------------------------------------- November December January February March April May Rank year FDD year FDD year FDD year FDD year FDD year FDD year FDD Rank ------------------------------------------------------------------------------------- 1 1964 32. 1904 88. 1990 434. 1918 931. 1904 1301. 1904 1267. 1904 988. 1 2 1918 4. 1930 70. 2001 403. 1904 839. 1918 1141. 1912 1188. 1912 761. 2 3 1926 2. 1951 70. 1904 385. 1984 805. 1963 1094. 1963 920. 1920 578. 3 4 1901 0. 1937 68. 1984 360. 1977 794. 1920 1026. 1899 907. 1936 538. 4 5 1902 0. 1957 61. 1959 347. 1920 756. 1936 1019. 1918 907. 1918 529. 5 6 1903 0. 1899 52. 1918 344. 1963 725. 1912 1013. 1920 848. 1978 430. 6 7 1904 0. 1959 52. 1986 330. 1959 680. 1905 970. 1936 848. 1905 425. 7 8 1905 0. 1931 49. 1910 317. 1945 668. 1977 916. 1984 839. 1940 421. 8 9 1906 0. 1948 40. 1915 310. 1912 616. 1917 860. 1978 839. 1926 407. 9 10 1907 0. 1956 32. 1925 295. 1994 614. 1959 848. 1905 799. 1963 400. 10 11 1908 0. 1977 32. 1920 279. 1925 590. 1979 837. 1959 778. 1917 398. 11 12 1909 0. 1939 31. 1911 277. 1915 576. 1994 829. 1970 770. 1934 392. 12 13 1910 0. 1918 29. 1977 275. 1905 574. 1978 815. 1900 767. 1984 359. 13 14 1911 0. 1953 25. 1951 275. 1981 569. 1899 810. 1934 752. 1899 353. 14 15 1912 0. 1978 22. 1963 268. 2001 566. 1910 799. 1940 745. 1979 302. 15 16 1913 0. 1950 22. 1917 259. 1986 565. 1945 787. 1917 745. 1943 284. 16 17 1914 0. 1925 22. 1964 254. 1970 565. 1986 787. 1901 729. 1959 279. 17 18 1915 0. 1941 20. 1961 254. 1936 556. 1970 767. 1926 675. 1900 279. 18 19 1916 0. 1905 20. 1946 250. 1943 536. 1901 765. 1979 664. 1970 265. 19 20 1917 0. 1912 18. 1952 236. 1910 533. 1984 764. 1948 653. 1901 254. 20 21 1919 0. 1898 16. 1936 234. 1961 531. 1948 736. 1915 644. 1996 227. 21 22 1920 0. 1936 14. 1945 229. 1948 517. 1902 718. 1994 642. 1923 187. 22 23 1921 0. 1943 14. 1902 227. 1917 511. 1962 686. 1996 640. 1982 153. 23 24 1922 0. 1938 14. 1930 223. 1930 506. 1982 684. 1943 594. 1907 149. 24 25 1923 0. 1965 14. 1996 219. 1940 488. 1934 668. 1962 592. 1916 148. 25 26 1924 0. 1960 14. 1981 214. 1996 475. 1943 648. 1916 592. 1971 122. 26 27 1925 0. 1906 14. 1943 214. 1899 468. 1940 641. 1923 583. 1914 108. 27 28 1927 0. 1902 13. 1905 212. 1902 455. 1915 639. 1986 571. 1965 99. 28 29 1928 0. 1926 13. 1899 211. 1982 454. 1935 635. 1982 554. 1947 97. 29 30 1929 0. 1984 11. 1935 202. 1978 450. 1981 630. 1977 544. 1948 77. 30 31 1930 0. 1966 11. 1944 194. 1962 448. 1925 623. 1971 531. 1962 67. 31 32 1931 0. 1979 11. 1926 194. 1971 446. 1996 623. 2001 508. 1994 65. 32 33 1932 0. 1944 9. 1956 191. 1927 434. 2001 616. 1902 493. 1956 56. 33 34 1933 0. 1968 9. 1938 189. 1938 428. 1903 601. 1914 493. 1911 50. 34 35 1934 0. 1916 7. 1927 187. 1935 423. 1985 595. 1965 481. 1944 43. 35 36 1935 0. 1980 7. 1898 185. 1903 421. 1900 590. 1947 477. 1915 43. 36 37 1936 0. 1933 7. 1903 176. 1911 419. 1929 589. 1981 472. 1935 41. 37 38 1937 0. 1975 5. 1900 158. 1979 414. 1907 583. 1911 468. 1924 36. 38 39 1938 0. 1958 5. 1933 153. 1951 412. 1926 581. 1956 466. 1902 34. 39 40 1939 0. 1961 5. 1962 146. 1926 407. 1923 571. 1924 455. 1986 20. 40 41 1940 0. 1920 5. 1994 142. 1976 392. 1961 565. 1925 450. 1908 7. 41 42 1941 0. 1911 5. 1970 139. 1985 388. 1971 554. 1941 430. 1973 0. 42 43 1942 0. 1997 4. 1969 137. 1946 373. 1968 547. 1910 427. 1974 0. 43 44 1943 0. 2000 3. 1916 135. 1990 370. 1908 538. 1960 423. 1975 0. 44 45 1944 0. 1990 3. 1948 131. 1957 369. 1951 536. 1935 416. 1976 0. 45 46 1945 0. 1945 2. 1939 126. 1999 368. 1988 534. 1908 410. 1977 0. 46 47 1946 0. 1970 2. 1971 124. 1956 365. 1946 524. 1985 408. 1980 0. 47 48 1947 0. 1964 2. 1934 124. 1966 353. 1914 524. 1951 400. 1981 0. 48 49 1948 0. 1972 2. 1989 123. 1969 351. 1911 511. 1930 389. 1983 0. 49 50 1949 0. 1903 2. 1931 122. 1968 349. 1924 508. 1972 378. 1985 0. 50 51 1950 0. 2001 1. 1923 122. 1922 346. 1916 497. 1944 371. 1987 0. 51 52 1951 0. 1989 1. 1999 119. 1929 340. 1956 479. 1907 362. 1988 0. 52 53 1952 0. 2002 0. 1978 117. 1997 333. 1942 466. 1969 360. 1989 0. 53 54 1953 0. 1900 0. 1901 117. 1901 331. 1898 464. 1980 360. 1990 0. 54 55 1954 0. 1901 0. 1974 113. 2000 323. 1930 461. 1913 353. 1991 0. 55 56 1955 0. 1907 0. 1967 108. 1952 320. 1966 454. 1988 352. 1992 0. 56 57 1956 0. 1908 0. 1976 101. 1924 319. 1969 452. 1961 344. 1993 0. 57 58 1957 0. 1909 0. 1991 98. 1991 311. 1938 450. 1967 333. 1995 0. 58 59 1958 0. 1910 0. 1921 94. 1898 306. 1922 445. 1952 331. 1997 0. 59 60 1959 0. 1913 0. 1947 92. 1964 301. 1947 443. 1939 328. 1998 0. 60 61 1960 0. 1914 0. 1907 92. 1907 281. 1927 439. 1903 319. 1999 0. 61 62 1961 0. 1915 0. 2000 90. 1923 279. 1958 425. 1928 311. 2000 0. 62 63 1962 0. 1917 0. 2002 90. 1988 278. 1965 423. 1906 301. 2001 0. 63 64 1963 0. 1919 0. 1968 90. 1900 274. 1967 421. 1968 295. 2002 0. 64 65 1965 0. 1921 0. 1922 88. 1965 268. 1990 409. 1945 293. 1898 0. 65 66 1966 0. 1922 0. 1940 85. 1954 257. 1957 409. 1922 293. 1903 0. 66 Table 4.12 cont. Ranked Seasonal FDD Accumulation on BOM Dates at Detroit, MI. ------------------------------------------------------------------------------------- November December January February March April May Rank year FDD year FDD year FDD year FDD year FDD year FDD year FDD Rank ------------------------------------------------------------------------------------- 67 1967 0. 1923 0. 1982 79. 1939 256. 1913 407. 1958 290. 1906 0. 67 68 1968 0. 1924 0. 1949 77. 1955 252. 1972 403. 1929 288. 1909 0. 68 69 1969 0. 1927 0. 1955 72. 1908 241. 1939 400. 1937 270. 1910 0. 69 70 1970 0. 1928 0. 1909 70. 1931 234. 1952 400. 1964 266. 1913 0. 70 71 1971 0. 1929 0. 1954 70. 1944 232. 1974 392. 1942 265. 1919 0. 71 72 1972 0. 1932 0. 1965 68. 1928 221. 1964 391. 1957 259. 1921 0. 72 73 1973 0. 1934 0. 1997 63. 1972 211. 1941 382. 1966 257. 1922 0. 73 74 1974 0. 1935 0. 1937 61. 1987 209. 1928 364. 1950 257. 1925 0. 74 75 1975 0. 1940 0. 1913 58. 1942 205. 1980 360. 1974 252. 1927 0. 75 76 1976 0. 1942 0. 1992 52. 1974 200. 1997 355. 1955 239. 1928 0. 76 77 1977 0. 1946 0. 1988 49. 1916 196. 1955 355. 1909 232. 1929 0. 77 78 1978 0. 1947 0. 1928 49. 1941 194. 1944 344. 1999 221. 1930 0. 78 79 1979 0. 1949 0. 1908 47. 1934 185. 1999 343. 1993 217. 1931 0. 79 80 1980 0. 1952 0. 1979 41. 1947 176. 1989 316. 1898 209. 1932 0. 80 81 1981 0. 1954 0. 1914 36. 1909 176. 1993 314. 1997 193. 1933 0. 81 82 1982 0. 1955 0. 1973 36. 1967 171. 1995 306. 1989 193. 1937 0. 82 83 1983 0. 1962 0. 1998 35. 1958 167. 1976 304. 1927 189. 1938 0. 83 84 1984 0. 1963 0. 1912 29. 1992 166. 2000 302. 1954 169. 1939 0. 84 85 1985 0. 1967 0. 1957 29. 1980 153. 1991 299. 1990 153. 1941 0. 85 86 1986 0. 1969 0. 1919 27. 1921 140. 1973 290. 1938 151. 1942 0. 86 87 1987 0. 1971 0. 1987 25. 1937 131. 1987 269. 1931 146. 1945 0. 87 88 1988 0. 1973 0. 1929 23. 1914 119. 1909 259. 1933 139. 1946 0. 88 89 1989 0. 1974 0. 1953 22. 1960 113. 1960 245. 1946 88. 1949 0. 89 90 1990 0. 1976 0. 1941 18. 1913 110. 1937 239. 1932 88. 1950 0. 90 91 1991 0. 1981 0. 1960 16. 1993 106. 1954 214. 1975 83. 1951 0. 91 92 1992 0. 1982 0. 1993 16. 1973 106. 1931 211. 1992 71. 1952 0. 92 93 1993 0. 1983 0. 1906 16. 1995 102. 1933 200. 1995 60. 1953 0. 93 94 1994 0. 1985 0. 1983 14. 1949 90. 1950 193. 1991 48. 1954 0. 94 95 1995 0. 1986 0. 1942 14. 1983 90. 1921 187. 1987 37. 1955 0. 95 96 1996 0. 1987 0. 1972 7. 1989 87. 1906 184. 1976 14. 1957 0. 96 97 1997 0. 1988 0. 1985 4. 1975 77. 1992 172. 1949 13. 1958 0. 97 98 1998 0. 1991 0. 1924 2. 1933 70. 1975 140. 1983 9. 1960 0. 98 99 1999 0. 1992 0. 1995 2. 1953 67. 1919 131. 1919 2. 1961 0. 99 100 2000 0. 1993 0. 1932 2. 1998 59. 1949 128. 1998 0. 1964 0. 100 101 2001 0. 1994 0. 1950 0. 1919 56. 1953 63. 2000 0. 1966 0. 101 102 2002 0. 1995 0. 1958 0. 2002 50. 1983 58. 2002 0. 1967 0. 102 103 1898 0. 1996 0. 1966 0. 1950 38. 2002 21. 1921 0. 1968 0. 103 104 1899 0. 1998 0. 1975 0. 1932 27. 1998 0. 1953 0. 1969 0. 104 105 1900 0. 1999 0. 1980 0. 1906 2. 1932 0. 1973 0. 1972 0. 105 ------------------------------------------------------------------------------------- Severity Index December January February March April May Upper Bound year FDD year FDD year FDD year FDD year FDD year FDD ------------------------------------------------------------------------------------- Above Normal 1899 52. 1918 344. 1963 725. 1912 1013. 1920 848. 1978 430. Normal 1936 14. 1945 229. 1948 517. 1902 718. 1994 642. 1923 187. Below Normal 1967 0. 1957 29. 1980 153. 1991 299. 1990 153. 1941 0. Mild 1994 0. 1950 0. 1919 56. 1953 63. 2000 0. 1966 0. ------------------------------------------------------------------------------------- Table 4.13 Ranked Seasonal FDD Accumulation on BOM Dates at Toledo, OH. ------------------------------------------------------------------------------------- November December January February March April May Rank year FDD year FDD year FDD year FDD year FDD year FDD year FDD Rank ------------------------------------------------------------------------------------- 1 1926 4. 1951 86. 1990 472. 1977 1114. 1977 1330. 1978 1422. 1978 1010. 1 2 1899 0. 1904 72. 2001 442. 1918 896. 1978 1318. 1963 1103. 1904 742. 2 3 1900 0. 1957 65. 1977 419. 1984 872. 1963 1260. 1904 1073. 1982 648. 3 4 1901 0. 1899 59. 1959 396. 1963 869. 1904 1206. 1977 1035. 1963 639. 4 5 1902 0. 1959 58. 1964 389. 1904 794. 1918 1021. 1912 1008. 1912 515. 5 6 1903 0. 1972 58. 1984 385. 1945 763. 1982 1010. 1982 968. 1984 502. 6 7 1904 0. 1930 58. 1904 369. 1978 752. 1979 997. 1984 957. 1970 418. 7 8 1905 0. 1948 56. 1951 365. 1959 740. 1936 977. 1970 923. 1936 400. 8 9 1906 0. 1978 50. 1961 340. 1970 700. 1970 916. 1979 790. 1977 398. 9 10 1907 0. 1937 50. 1963 338. 1981 697. 1920 902. 1959 785. 1979 385. 10 11 1908 0. 1931 50. 1918 329. 1920 697. 1905 900. 1936 752. 1920 355. 11 12 1909 0. 1956 47. 1986 322. 1982 679. 1945 891. 1918 718. 1940 347. 12 13 1910 0. 1977 45. 1915 306. 1994 644. 1959 886. 1940 709. 1918 317. 13 14 1911 0. 1939 40. 1946 293. 1961 637. 1912 878. 1899 695. 1905 288. 14 15 1912 0. 1960 31. 1910 293. 2001 595. 1994 870. 1994 691. 1959 284. 15 16 1913 0. 1953 29. 1945 286. 1948 583. 1984 841. 1920 668. 1926 194. 16 17 1914 0. 1968 27. 1978 277. 1936 560. 1981 794. 1905 666. 1965 185. 17 18 1915 0. 1965 25. 1952 259. 1915 544. 1948 767. 1981 657. 1943 184. 18 19 1916 0. 1966 23. 1920 259. 1912 536. 1962 733. 1948 644. 1971 180. 19 20 1917 0. 1975 20. 1925 254. 1962 531. 1917 725. 1962 641. 1996 173. 20 21 1918 0. 1925 20. 1981 248. 1976 529. 1986 722. 1965 628. 1961 162. 21 22 1919 0. 1979 20. 1917 245. 1940 529. 1902 713. 1996 618. 1962 153. 22 23 1920 0. 1941 20. 1936 236. 1905 524. 1899 688. 1900 610. 1917 153. 23 24 1921 0. 1933 20. 1902 232. 1979 524. 1964 673. 1969 605. 1994 128. 24 25 1922 0. 1938 18. 1996 229. 1925 515. 1961 666. 1971 601. 1981 122. 25 26 1923 0. 1918 18. 1956 220. 1971 511. 1910 661. 1964 581. 1980 115. 26 27 1924 0. 1898 16. 1944 218. 1969 511. 1901 652. 1980 556. 1934 113. 27 28 1925 0. 1980 14. 1911 218. 1996 507. 1940 652. 1917 553. 1899 113. 28 29 1927 0. 1944 14. 1962 214. 1986 506. 1985 650. 1934 535. 1900 106. 29 30 1928 0. 1970 13. 1943 212. 1964 497. 1969 641. 1901 531. 1956 103. 30 31 1929 0. 1906 13. 1970 211. 1951 497. 1974 634. 1956 511. 1969 86. 31 32 1930 0. 1950 13. 1974 202. 1956 472. 1968 632. 2001 505. 1964 85. 32 33 1931 0. 1936 13. 1899 200. 1943 466. 1996 629. 1974 504. 1901 77. 33 34 1932 0. 1984 12. 1969 187. 1910 457. 1971 628. 1943 502. 1951 58. 34 35 1933 0. 1943 11. 1905 184. 1917 437. 1951 619. 1926 499. 1944 47. 35 36 1934 0. 1994 9. 1926 176. 1902 428. 2001 618. 1915 497. 1948 43. 36 37 1935 0. 1912 9. 1982 175. 1985 421. 1980 569. 1951 479. 1947 31. 37 38 1936 0. 1982 9. 1948 173. 1946 419. 1943 565. 1902 470. 1972 9. 38 39 1937 0. 1926 9. 1903 164. 1968 416. 1956 563. 1986 458. 1974 2. 39 40 1938 0. 1961 7. 1994 161. 1930 409. 1965 560. 1961 446. 1955 0. 40 41 1939 0. 1954 7. 1927 160. 1899 391. 1915 536. 1947 443. 1957 0. 41 42 1940 0. 1905 7. 1935 158. 1957 391. 1988 529. 1972 434. 1958 0. 42 43 1941 0. 1945 7. 1965 157. 1990 386. 1966 524. 1985 431. 1960 0. 43 44 1942 0. 1920 5. 1898 153. 1965 385. 1903 518. 1968 430. 1966 0. 44 45 1943 0. 1967 5. 1930 153. 1974 385. 1946 511. 1960 414. 1967 0. 45 46 1944 0. 2000 5. 1976 151. 1966 382. 1934 509. 1945 403. 1968 0. 46 47 1945 0. 1958 5. 1900 151. 1903 380. 1976 506. 1967 394. 1973 0. 47 48 1946 0. 1964 4. 1989 150. 1997 368. 1929 497. 1924 389. 1975 0. 48 49 1947 0. 1990 4. 1938 148. 2000 361. 1972 497. 1944 385. 1976 0. 49 50 1948 0. 1997 4. 1971 148. 1926 344. 1900 493. 1916 369. 1983 0. 50 51 1949 0. 1962 4. 1967 139. 1927 335. 1967 482. 1923 358. 1985 0. 51 52 1950 0. 1916 4. 1933 139. 1999 332. 1925 473. 1958 347. 1986 0. 52 53 1951 0. 1973 4. 1999 121. 1935 320. 1958 466. 1941 344. 1987 0. 53 54 1952 0. 1911 2. 1975 117. 1938 317. 1935 455. 1988 341. 1988 0. 54 55 1953 0. 1902 2. 1923 110. 1922 310. 1926 455. 1966 335. 1989 0. 55 56 1954 0. 1946 2. 1939 110. 1991 306. 1924 452. 1914 315. 1990 0. 56 57 1955 0. 2001 1. 1968 106. 1952 295. 1907 434. 1975 268. 1991 0. 57 58 1956 0. 1989 1. 1931 101. 1924 292. 1942 419. 1906 266. 1992 0. 58 59 1957 0. 1919 0. 2000 101. 1911 279. 1947 416. 1925 261. 1993 0. 59 60 1958 0. 1921 0. 1991 98. 1988 277. 1923 414. 1957 259. 1995 0. 60 61 1959 0. 1922 0. 1901 92. 1972 277. 1957 409. 1952 223. 1997 0. 61 62 1960 0. 1923 0. 1921 90. 1929 277. 1914 401. 1942 212. 1998 0. 62 63 1961 0. 1924 0. 2002 86. 1944 266. 1990 379. 1976 209. 1999 0. 63 64 1962 0. 1927 0. 1934 86. 1980 263. 1944 374. 1910 205. 2000 0. 64 65 1963 0. 1928 0. 1947 86. 1901 257. 1973 369. 1955 196. 2001 0. 65 66 1964 0. 1929 0. 1916 85. 1955 256. 1997 365. 1993 194. 2002 0. 66 Table 4.13 cont. Ranked Seasonal FDD Accumulation on BOM Dates at Toledo, OH. ------------------------------------------------------------------------------------- November December January February March April May Rank year FDD year FDD year FDD year FDD year FDD year FDD year FDD Rank ------------------------------------------------------------------------------------- 67 1965 0. 1932 0. 1907 81. 1900 238. 1908 353. 1903 184. 1898 0. 67 68 1966 0. 1934 0. 1940 81. 1954 236. 1922 349. 1930 178. 1902 0. 68 69 1967 0. 1935 0. 1954 79. 1967 229. 1955 342. 1999 177. 1903 0. 69 70 1968 0. 1940 0. 1979 79. 1987 225. 1952 342. 1911 176. 1906 0. 70 71 1969 0. 1942 0. 1922 74. 1975 203. 1941 324. 1950 173. 1907 0. 71 72 1970 0. 1947 0. 1949 70. 1898 193. 1916 319. 1935 166. 1908 0. 72 73 1971 0. 1949 0. 1973 58. 1907 193. 1989 315. 1997 164. 1909 0. 73 74 1972 0. 1952 0. 1988 57. 1958 191. 1975 308. 1929 164. 1910 0. 74 75 1973 0. 1955 0. 1955 56. 1942 180. 1911 297. 1937 157. 1911 0. 75 76 1974 0. 1963 0. 1997 48. 1973 178. 1938 292. 1922 153. 1913 0. 76 77 1975 0. 1969 0. 1928 45. 1923 173. 2000 292. 1928 151. 1914 0. 77 78 1976 0. 1971 0. 1992 39. 1928 171. 1898 290. 1939 148. 1915 0. 78 79 1977 0. 1974 0. 1998 38. 1939 166. 1995 288. 1913 144. 1916 0. 79 80 1978 0. 1976 0. 1914 34. 1992 158. 1999 283. 1989 142. 1919 0. 80 81 1979 0. 1981 0. 1913 34. 1983 158. 1930 281. 1907 128. 1921 0. 81 82 1980 0. 1983 0. 1987 34. 1941 157. 1991 279. 1908 113. 1922 0. 82 83 1981 0. 1985 0. 1953 23. 1931 146. 1993 278. 1954 77. 1923 0. 83 84 1982 0. 1986 0. 1960 23. 1908 135. 1927 275. 1990 72. 1924 0. 84 85 1983 0. 1987 0. 1983 23. 1947 135. 1987 274. 1946 61. 1925 0. 85 86 1984 0. 1988 0. 1909 23. 1960 124. 1928 257. 1932 56. 1927 0. 86 87 1985 0. 1991 0. 1980 22. 1995 109. 1939 257. 1987 41. 1928 0. 87 88 1986 0. 1992 0. 1957 20. 1921 97. 1913 257. 1983 29. 1929 0. 88 89 1987 0. 1993 0. 1919 20. 1989 95. 1960 254. 1991 28. 1930 0. 89 90 1988 0. 1995 0. 1912 14. 1934 94. 1983 200. 1931 9. 1931 0. 90 91 1989 0. 1996 0. 1972 9. 1993 83. 1906 176. 1992 7. 1932 0. 91 92 1990 0. 1998 0. 1942 9. 1916 81. 1937 158. 1995 4. 1933 0. 92 93 1991 0. 1999 0. 1993 8. 1909 70. 1950 155. 1933 2. 1935 0. 93 94 1992 0. 2002 0. 1906 5. 1937 68. 1954 142. 1919 2. 1937 0. 94 95 1993 0. 1900 0. 1995 4. 1998 56. 1992 126. 1953 0. 1938 0. 95 96 1994 0. 1901 0. 1908 2. 1949 52. 1921 99. 1973 0. 1939 0. 96 97 1995 0. 1903 0. 1958 0. 1953 45. 1933 95. 1998 0. 1941 0. 97 98 1996 0. 1907 0. 1966 0. 1914 34. 1931 92. 2000 0. 1942 0. 98 99 1997 0. 1908 0. 1985 0. 1913 32. 1909 88. 2002 0. 1945 0. 99 100 1998 0. 1909 0. 1924 0. 1933 29. 1953 49. 1898 0. 1946 0. 100 101 1999 0. 1910 0. 1929 0. 1950 25. 1949 43. 1909 0. 1949 0. 101 102 2000 0. 1913 0. 1932 0. 1932 23. 1919 29. 1921 0. 1950 0. 102 103 2001 0. 1914 0. 1937 0. 1919 2. 2002 16. 1927 0. 1952 0. 103 104 2002 0. 1915 0. 1941 0. 1906 2. 1998 0. 1938 0. 1953 0. 104 105 1898 0. 1917 0. 1950 0. 2002 0. 1932 0. 1949 0. 1954 0. 105 ------------------------------------------------------------------------------------- Severity Index December January February March April May Upper Bound year FDD year FDD year FDD year FDD year FDD year FDD ------------------------------------------------------------------------------------- Above Normal 1972 58. 1984 385. 1945 763. 1982 1010. 1982 968. 1984 502. Normal 1979 20. 1917 245. 1940 529. 1902 713. 1996 618. 1962 153. Below Normal 1987 0. 1983 23. 1947 135. 1987 274. 1946 61. 1925 0. Mild 1910 0. 1929 0. 1950 25. 1949 43. 1909 0. 1949 0. ------------------------------------------------------------------------------------- Table 4.14 Ranked Seasonal FDD Accumulation on BOM Dates at Cleveland, OH. ------------------------------------------------------------------------------------- November December January February March April May Rank year FDD year FDD year FDD year FDD year FDD year FDD year FDD Rank ------------------------------------------------------------------------------------- 1 1926 2. 1951 68. 1990 398. 1977 961. 1977 1159. 1904 979. 1904 720. 1 2 1899 0. 1904 63. 1959 320. 1918 832. 1963 1094. 1912 918. 1978 446. 2 3 1900 0. 1930 50. 1904 320. 1904 704. 1904 1089. 1978 896. 1912 437. 3 4 1901 0. 1959 49. 1964 311. 1963 688. 1918 938. 1963 875. 1963 382. 4 5 1902 0. 1957 45. 1977 310. 1984 667. 1978 907. 1977 826. 1918 270. 5 6 1903 0. 1948 43. 1918 308. 1961 628. 1912 826. 1984 687. 1905 252. 6 7 1904 0. 1899 41. 1984 308. 1945 612. 1920 815. 1918 686. 1920 250. 7 8 1905 0. 1977 38. 1961 304. 1920 598. 1905 799. 1970 639. 1940 247. 8 9 1906 0. 1931 36. 2001 296. 1994 569. 1936 769. 1905 610. 1977 245. 9 10 1907 0. 1937 32. 1951 284. 1959 567. 1994 698. 1940 583. 1984 233. 10 11 1908 0. 1956 32. 1986 281. 1970 558. 1970 693. 1899 580. 1971 205. 11 12 1909 0. 1953 25. 1910 277. 1981 551. 1979 691. 1920 567. 1926 169. 12 13 1910 0. 1978 22. 1963 254. 1912 509. 1945 689. 1900 544. 1936 167. 13 14 1911 0. 1966 14. 1946 241. 1978 481. 1910 671. 1971 540. 1982 130. 14 15 1912 0. 1925 14. 1915 232. 1982 470. 1902 666. 1996 539. 1970 94. 15 16 1913 0. 1980 13. 1996 208. 1936 448. 1982 662. 1994 538. 1917 86. 16 17 1914 0. 1939 13. 1917 207. 1940 448. 1917 653. 1936 536. 1900 85. 17 18 1915 0. 1968 11. 1945 203. 1905 446. 1959 650. 1959 511. 1996 85. 18 19 1916 0. 1912 11. 1911 200. 1910 443. 1968 643. 1982 506. 1961 50. 19 20 1917 0. 1938 11. 1925 194. 1948 437. 1961 639. 1962 499. 1899 40. 20 21 1918 0. 1906 11. 1920 194. 1986 432. 1899 610. 1917 488. 1980 40. 21 22 1919 0. 1898 11. 1936 191. 1996 417. 1984 596. 1968 472. 1962 36. 22 23 1920 0. 1965 11. 1952 185. 1915 416. 1964 571. 1934 464. 1901 7. 23 24 1921 0. 1960 11. 1981 182. 1976 410. 1981 567. 1980 461. 1902 7. 24 25 1922 0. 1961 7. 1944 182. 1971 410. 1962 554. 1926 448. 1934 5. 25 26 1923 0. 1926 7. 1902 175. 2001 409. 1940 549. 1981 445. 1935 0. 26 27 1924 0. 1954 7. 1943 169. 1925 398. 1986 544. 1915 443. 1937 0. 27 28 1925 0. 1918 7. 1926 157. 1962 385. 1985 542. 1902 428. 1938 0. 28 29 1927 0. 1943 7. 1994 154. 1964 382. 1948 535. 1964 414. 1939 0. 29 30 1928 0. 1984 6. 1970 151. 1985 379. 1971 526. 1924 394. 1941 0. 30 31 1929 0. 1916 5. 1905 149. 1968 369. 1901 526. 1961 394. 1942 0. 31 32 1930 0. 1936 5. 1956 146. 1902 356. 1996 520. 1901 382. 1943 0. 32 33 1931 0. 1902 5. 1899 137. 1917 355. 1980 509. 1960 378. 1944 0. 33 34 1932 0. 2000 4. 1962 133. 1966 349. 1966 499. 1979 355. 1945 0. 34 35 1933 0. 1905 4. 1900 131. 1951 347. 1934 470. 1969 347. 1946 0. 35 36 1934 0. 1945 4. 1903 126. 1979 328. 1907 446. 1965 326. 1947 0. 36 37 1935 0. 1990 3. 1927 124. 1946 319. 1924 439. 1916 324. 1948 0. 37 38 1936 0. 1958 2. 1898 119. 1899 311. 1900 439. 1948 322. 1949 0. 38 39 1937 0. 1911 2. 1978 112. 1903 311. 1969 418. 2001 320. 1950 0. 39 40 1938 0. 1944 2. 1999 107. 1957 302. 1929 414. 1966 320. 1951 0. 40 41 1939 0. 1973 2. 2002 97. 1926 302. 1926 410. 1941 295. 1952 0. 41 42 1940 0. 1974 0. 1969 95. 1969 301. 1903 410. 1947 295. 1953 0. 42 43 1941 0. 1975 0. 1982 92. 1927 290. 1951 407. 1985 293. 1954 0. 43 44 1942 0. 1976 0. 1968 90. 1956 281. 2001 399. 1914 288. 1955 0. 44 45 1943 0. 1979 0. 1967 88. 1990 264. 1915 394. 1910 283. 1956 0. 45 46 1944 0. 1981 0. 1976 86. 1997 260. 1988 380. 1923 274. 1957 0. 46 47 1945 0. 1982 0. 2000 84. 2000 257. 1942 378. 1986 269. 1958 0. 47 48 1946 0. 1983 0. 1921 83. 1922 250. 1958 365. 1958 259. 1959 0. 48 49 1947 0. 1985 0. 1971 83. 1924 248. 1923 360. 1906 254. 1960 0. 49 50 1948 0. 1986 0. 1923 70. 1911 245. 1946 358. 1972 254. 1964 0. 50 51 1949 0. 1987 0. 1938 68. 1999 229. 1914 349. 1951 218. 1965 0. 51 52 1950 0. 1988 0. 1934 68. 1930 229. 1925 346. 1944 200. 1966 0. 52 53 1951 0. 1989 0. 1948 67. 1929 221. 1972 338. 1988 191. 1967 0. 53 54 1952 0. 1991 0. 1940 61. 1980 216. 1908 326. 1911 178. 1968 0. 54 55 1953 0. 1992 0. 1954 61. 1955 209. 1965 317. 1956 178. 1969 0. 55 56 1954 0. 1993 0. 1933 61. 1965 202. 1956 301. 1945 175. 1972 0. 56 57 1955 0. 1994 0. 1935 58. 1991 198. 1976 295. 1907 164. 1973 0. 57 58 1956 0. 1995 0. 1931 58. 1988 197. 1947 290. 1942 158. 1974 0. 58 59 1957 0. 1996 0. 1901 56. 1900 196. 1957 275. 1993 132. 1975 0. 59 60 1958 0. 1997 0. 1989 56. 1907 191. 1916 263. 1928 131. 1976 0. 60 61 1959 0. 1998 0. 1991 54. 1952 182. 1935 259. 1925 130. 1979 0. 61 62 1960 0. 1999 0. 1922 52. 1944 178. 1922 256. 1908 113. 1981 0. 62 63 1961 0. 2001 0. 1947 50. 1901 176. 1944 252. 1957 88. 1983 0. 63 64 1962 0. 2002 0. 1930 50. 1954 173. 1911 250. 1967 86. 1985 0. 64 65 1963 0. 1900 0. 1939 50. 1987 163. 1941 248. 1950 77. 1986 0. 65 66 1964 0. 1901 0. 1907 45. 1938 162. 1967 245. 1913 74. 1987 0. 66 Table 4.14 cont. Ranked Seasonal FDD Accumulation on BOM Dates at Cleveland, OH. ------------------------------------------------------------------------------------- November December January February March April May Rank year FDD year FDD year FDD year FDD year FDD year FDD year FDD Rank ------------------------------------------------------------------------------------- 67 1965 0. 1903 0. 1928 41. 1935 162. 1927 243. 1937 58. 1988 0. 67 68 1966 0. 1907 0. 1916 40. 1942 160. 1955 241. 1929 56. 1989 0. 68 69 1967 0. 1908 0. 1949 40. 1972 157. 1898 239. 1903 52. 1990 0. 69 70 1968 0. 1909 0. 1998 30. 1928 151. 1928 236. 1932 50. 1991 0. 70 71 1969 0. 1910 0. 1914 29. 1992 141. 1995 215. 1999 47. 1992 0. 71 72 1970 0. 1913 0. 1988 26. 1898 131. 1913 212. 1922 45. 1993 0. 72 73 1971 0. 1914 0. 1957 23. 1923 128. 1990 209. 1955 40. 1994 0. 73 74 1972 0. 1915 0. 1992 22. 1908 124. 1993 201. 1952 34. 1995 0. 74 75 1973 0. 1917 0. 1987 20. 1958 119. 1987 196. 1975 31. 1997 0. 75 76 1974 0. 1919 0. 1919 18. 1939 110. 1989 180. 1943 9. 1998 0. 76 77 1975 0. 1920 0. 1979 16. 1941 97. 1952 178. 1987 9. 1999 0. 77 78 1976 0. 1921 0. 1975 14. 1921 85. 1973 178. 1919 4. 2000 0. 78 79 1977 0. 1922 0. 1980 14. 1983 77. 1997 167. 1992 2. 2001 0. 79 80 1978 0. 1923 0. 1942 14. 1967 74. 2000 160. 1954 2. 2002 0. 80 81 1979 0. 1924 0. 1960 13. 1995 72. 1906 153. 1931 0. 1898 0. 81 82 1980 0. 1927 0. 1913 13. 1931 70. 1999 151. 1933 0. 1903 0. 82 83 1981 0. 1928 0. 1953 13. 1975 67. 1991 140. 1935 0. 1906 0. 83 84 1982 0. 1929 0. 1983 13. 1934 63. 1974 131. 1938 0. 1907 0. 84 85 1983 0. 1932 0. 1912 11. 1960 58. 1960 130. 1939 0. 1908 0. 85 86 1984 0. 1933 0. 1974 11. 1973 56. 1943 126. 1946 0. 1909 0. 86 87 1985 0. 1934 0. 1909 7. 1949 50. 1938 110. 1949 0. 1910 0. 87 88 1986 0. 1935 0. 1972 5. 1909 49. 1975 110. 1953 0. 1911 0. 88 89 1987 0. 1940 0. 1965 5. 1943 41. 1950 110. 1973 0. 1913 0. 89 90 1988 0. 1941 0. 1929 5. 1993 31. 1939 110. 1974 0. 1914 0. 90 91 1989 0. 1942 0. 1997 3. 1947 29. 1992 99. 1976 0. 1915 0. 91 92 1990 0. 1946 0. 1906 2. 1932 22. 1921 81. 1983 0. 1916 0. 92 93 1991 0. 1947 0. 1993 2. 1998 20. 1930 76. 1989 0. 1919 0. 93 94 1992 0. 1949 0. 1973 0. 1914 16. 1937 52. 1990 0. 1921 0. 94 95 1993 0. 1950 0. 1985 0. 1953 14. 1954 52. 1991 0. 1922 0. 95 96 1994 0. 1952 0. 1995 0. 1974 13. 1931 45. 1995 0. 1923 0. 96 97 1995 0. 1955 0. 1908 0. 1933 11. 1933 41. 1997 0. 1924 0. 97 98 1996 0. 1962 0. 1924 0. 1950 11. 1909 38. 1998 0. 1925 0. 98 99 1997 0. 1963 0. 1932 0. 1937 7. 1983 25. 2000 0. 1927 0. 99 100 1998 0. 1964 0. 1937 0. 1919 5. 1919 23. 2002 0. 1928 0. 100 101 1999 0. 1967 0. 1941 0. 1906 0. 2002 19. 1898 0. 1929 0. 101 102 2000 0. 1969 0. 1950 0. 1913 0. 1949 7. 1909 0. 1930 0. 102 103 2001 0. 1970 0. 1955 0. 1916 0. 1953 2. 1921 0. 1931 0. 103 104 2002 0. 1971 0. 1958 0. 1989 0. 1998 0. 1927 0. 1932 0. 104 105 1898 0. 1972 0. 1966 0. 2002 0. 1932 0. 1930 0. 1933 0. 105 ------------------------------------------------------------------------------------- Severity Index December January February March April May Upper Bound year FDD year FDD year FDD year FDD year FDD year FDD ------------------------------------------------------------------------------------- Above Normal 1948 43. 1918 308. 1961 628. 1912 826. 1984 687. 1905 252. Normal 1898 11. 1936 191. 1996 417. 1984 596. 1968 472. 1962 36. Below Normal 1932 0. 1912 11. 1960 58. 1960 130. 1939 0. 1908 0. Mild 1967 0. 1941 0. 1906 0. 2002 19. 1898 0. 1929 0. ------------------------------------------------------------------------------------ Table 4.15 Ranked Seasonal FDD Accumulation on BOM Dates at Erie, PA. ------------------------------------------------------------------------------------- November December January February March April May Rank year FDD year FDD year FDD year FDD year FDD year FDD year FDD Rank ------------------------------------------------------------------------------------- 1 1918 2. 1904 72. 1990 328. 1977 891. 1904 1089. 1978 1134. 1978 842. 1 2 1899 0. 1951 54. 1959 308. 1918 815. 1977 1087. 1970 1031. 1904 774. 2 3 1900 0. 1930 50. 1904 293. 1904 693. 1978 1006. 1904 1017. 1970 639. 3 4 1901 0. 1937 49. 1918 288. 1970 668. 1963 995. 1912 932. 1912 535. 4 5 1902 0. 1957 41. 1977 286. 1920 628. 1918 986. 1979 826. 1979 520. 5 6 1903 0. 1931 36. 2001 260. 1963 608. 1979 967. 1977 824. 1918 409. 6 7 1904 0. 1959 36. 1984 253. 1994 589. 1970 918. 1963 819. 1940 401. 7 8 1905 0. 1977 34. 1961 250. 1984 583. 1920 893. 1918 788. 1920 380. 8 9 1906 0. 1939 25. 1963 230. 1959 580. 1912 823. 1994 736. 1963 374. 9 10 1907 0. 1899 23. 1910 229. 1981 574. 1905 817. 1959 725. 1977 351. 10 11 1908 0. 1948 22. 1951 220. 1961 536. 1936 814. 1940 700. 1905 344. 11 12 1909 0. 1918 20. 1986 217. 1978 517. 1994 797. 1920 693. 1971 340. 12 13 1910 0. 1956 18. 1915 211. 1945 511. 1959 738. 1905 691. 1936 326. 13 14 1911 0. 1953 18. 1964 209. 1912 502. 1982 698. 1934 666. 1926 317. 14 15 1912 0. 1968 16. 1920 203. 1905 477. 1968 670. 1996 642. 1982 308. 15 16 1913 0. 1978 14. 1970 196. 1940 468. 1917 666. 1936 637. 1934 275. 16 17 1914 0. 1925 14. 1981 191. 1979 464. 1902 650. 1982 623. 1959 268. 17 18 1915 0. 1975 14. 1936 191. 1982 457. 1934 628. 1971 596. 1996 261. 18 19 1916 0. 1902 14. 1911 187. 1936 450. 1981 623. 1981 590. 1972 259. 19 20 1917 0. 1980 11. 1925 182. 1976 437. 1940 616. 1900 580. 1994 222. 20 21 1919 0. 1905 11. 1905 176. 1996 428. 1910 614. 1984 574. 1917 187. 21 22 1920 0. 1898 9. 1946 175. 1971 401. 1961 610. 1899 572. 1980 185. 22 23 1921 0. 1966 9. 1996 175. 1925 401. 1945 608. 1926 551. 1965 171. 23 24 1922 0. 1990 9. 1917 164. 1910 385. 1996 589. 1917 542. 1900 171. 24 25 1923 0. 1960 9. 1944 157. 1915 376. 1899 585. 1962 540. 1961 142. 25 26 1924 0. 2000 8. 1927 144. 2001 375. 1962 580. 1968 533. 1981 128. 26 27 1925 0. 1906 7. 1956 142. 1962 369. 1971 533. 1980 524. 1984 115. 27 28 1926 0. 1979 7. 1994 139. 1986 352. 1901 513. 1972 500. 1962 106. 28 29 1927 0. 1926 7. 1902 139. 1985 350. 1986 505. 1915 493. 1956 104. 29 30 1928 0. 1965 7. 1952 137. 1948 346. 1985 495. 1916 463. 1901 103. 30 31 1929 0. 1961 7. 1978 137. 1902 346. 1980 491. 1965 459. 1899 101. 31 32 1930 0. 1938 7. 1926 135. 1968 340. 1907 488. 1901 448. 1914 85. 32 33 1931 0. 1912 5. 1903 124. 1956 338. 1966 482. 1961 443. 1916 77. 33 34 1932 0. 1967 5. 1900 122. 1917 333. 1984 481. 1956 439. 1924 54. 34 35 1933 0. 1973 5. 1945 122. 1966 329. 1964 479. 1958 436. 1943 50. 35 36 1934 0. 1916 4. 1962 119. 1927 311. 1958 479. 1924 430. 1907 49. 36 37 1935 0. 1987 2. 1930 115. 1957 310. 1926 473. 1902 428. 1968 45. 37 38 1936 0. 1946 2. 1943 113. 1943 308. 1923 459. 1969 425. 1923 34. 38 39 1937 0. 1984 2. 1898 101. 1930 293. 1948 454. 1960 418. 1902 16. 39 40 1938 0. 1936 2. 1899 99. 1903 293. 1924 452. 1923 412. 1975 7. 40 41 1939 0. 1970 2. 1938 97. 1951 292. 1972 430. 1914 412. 1960 0. 41 42 1940 0. 1969 0. 1935 94. 1926 286. 1956 428. 1941 409. 1964 0. 42 43 1941 0. 1971 0. 1976 92. 1899 277. 1914 425. 2001 402. 1966 0. 43 44 1942 0. 1972 0. 1971 92. 1964 270. 2001 423. 1964 338. 1967 0. 44 45 1943 0. 1974 0. 1969 88. 1938 257. 1969 419. 1985 334. 1969 0. 45 46 1944 0. 1976 0. 1999 85. 1922 256. 1929 419. 1943 315. 1973 0. 46 47 1945 0. 1981 0. 1931 85. 1997 248. 1900 419. 1966 310. 1974 0. 47 48 1946 0. 1982 0. 2002 84. 1935 247. 1976 416. 1948 295. 1976 0. 48 49 1947 0. 1983 0. 1934 83. 1969 243. 1935 414. 1906 286. 1983 0. 49 50 1948 0. 1985 0. 1923 79. 1999 235. 1903 410. 1907 275. 1985 0. 50 51 1949 0. 1986 0. 1979 77. 2000 231. 1943 410. 1910 274. 1986 0. 51 52 1950 0. 1988 0. 1968 76. 1965 229. 1915 405. 1944 270. 1987 0. 52 53 1951 0. 1989 0. 1974 74. 1911 223. 1942 392. 1993 263. 1988 0. 53 54 1952 0. 1991 0. 1921 68. 1955 221. 1951 391. 1911 261. 1989 0. 54 55 1953 0. 1992 0. 1940 67. 1946 216. 1965 380. 1928 259. 1990 0. 55 56 1954 0. 1993 0. 2000 65. 1929 216. 1908 378. 1986 257. 1991 0. 56 57 1955 0. 1994 0. 1939 65. 1954 211. 1925 378. 1947 257. 1992 0. 57 58 1956 0. 1995 0. 1933 63. 1924 203. 1988 354. 1951 252. 1993 0. 58 59 1957 0. 1996 0. 1982 59. 1900 196. 1974 346. 1957 248. 1995 0. 59 60 1958 0. 1997 0. 1922 59. 1990 193. 1957 344. 1974 243. 1997 0. 60 61 1959 0. 1998 0. 1967 52. 1931 185. 1916 322. 1942 223. 1998 0. 61 62 1960 0. 1999 0. 1907 47. 1907 185. 1922 317. 1908 220. 1999 0. 62 63 1961 0. 2001 0. 1901 47. 1958 182. 1955 315. 1930 214. 2000 0. 63 64 1962 0. 2002 0. 1975 47. 1923 182. 1927 315. 1955 211. 2001 0. 64 65 1963 0. 1900 0. 1954 47. 1944 176. 1946 313. 1975 209. 2002 0. 65 66 1964 0. 1901 0. 1916 43. 1952 173. 1941 310. 1976 203. 1898 0. 66 Table 4.15 cont. Ranked Seasonal FDD Accumulation on BOM Dates at Erie, PA. ------------------------------------------------------------------------------------- November December January February March April May Rank year FDD year FDD year FDD year FDD year FDD year FDD year FDD Rank ------------------------------------------------------------------------------------- 67 1965 0. 1903 0. 1948 43. 1980 169. 1973 306. 1988 202. 1903 0. 67 68 1966 0. 1907 0. 1928 38. 1972 167. 1911 292. 1925 182. 1906 0. 68 69 1967 0. 1908 0. 1992 36. 1928 164. 1928 290. 1950 176. 1908 0. 69 70 1968 0. 1909 0. 1914 31. 1988 156. 1995 287. 1935 175. 1909 0. 70 71 1969 0. 1910 0. 1991 30. 1942 153. 1944 274. 1931 171. 1910 0. 71 72 1970 0. 1911 0. 1949 29. 1991 151. 1938 274. 1967 169. 1911 0. 72 73 1971 0. 1913 0. 1989 28. 1901 146. 1993 262. 1952 164. 1913 0. 73 74 1972 0. 1914 0. 1957 27. 1987 140. 1987 259. 1999 161. 1915 0. 74 75 1973 0. 1915 0. 1988 24. 1992 138. 1967 248. 1922 155. 1919 0. 75 76 1974 0. 1917 0. 1998 23. 1974 137. 1930 248. 1945 149. 1921 0. 76 77 1975 0. 1919 0. 1955 23. 1939 133. 1947 247. 1954 140. 1922 0. 77 78 1976 0. 1920 0. 1947 22. 1898 133. 1997 236. 1929 106. 1925 0. 78 79 1977 0. 1921 0. 1919 20. 1908 130. 1952 230. 1997 104. 1927 0. 79 80 1978 0. 1922 0. 1960 18. 1941 130. 1931 230. 1939 104. 1928 0. 80 81 1979 0. 1923 0. 1953 18. 1934 124. 1898 223. 1937 103. 1929 0. 81 82 1980 0. 1924 0. 1983 18. 1975 112. 1999 221. 1995 102. 1930 0. 82 83 1981 0. 1927 0. 1912 11. 1921 86. 1989 220. 1903 101. 1931 0. 83 84 1982 0. 1928 0. 1909 9. 1960 86. 1913 218. 1987 100. 1932 0. 84 85 1983 0. 1929 0. 1997 8. 1983 81. 1975 212. 1989 99. 1933 0. 85 86 1984 0. 1932 0. 1972 7. 1973 74. 2000 211. 1992 91. 1935 0. 86 87 1985 0. 1933 0. 1942 7. 1995 67. 1960 189. 1927 86. 1937 0. 87 88 1986 0. 1934 0. 1929 5. 1914 61. 1939 176. 1909 63. 1938 0. 88 89 1987 0. 1935 0. 1908 4. 1993 46. 1906 169. 1932 61. 1939 0. 89 90 1988 0. 1940 0. 1987 3. 1949 38. 1990 169. 1913 43. 1941 0. 90 91 1989 0. 1941 0. 1993 3. 1909 34. 1954 166. 1933 34. 1942 0. 91 92 1990 0. 1942 0. 1906 2. 1998 32. 1992 165. 1983 11. 1944 0. 92 93 1991 0. 1943 0. 1950 2. 1967 29. 1950 104. 1919 7. 1945 0. 93 94 1992 0. 1944 0. 1980 0. 1919 23. 1991 104. 1938 4. 1946 0. 94 95 1993 0. 1945 0. 1985 0. 1932 14. 1921 104. 1990 0. 1947 0. 95 96 1994 0. 1947 0. 1995 0. 1950 13. 1983 95. 1991 0. 1948 0. 96 97 1995 0. 1949 0. 1913 0. 1933 11. 1933 83. 1998 0. 1949 0. 97 98 1996 0. 1950 0. 1924 0. 1953 9. 1909 61. 2000 0. 1950 0. 98 99 1997 0. 1952 0. 1932 0. 1937 9. 1937 50. 2002 0. 1951 0. 99 100 1998 0. 1954 0. 1937 0. 1947 7. 1919 47. 1898 0. 1952 0. 100 101 1999 0. 1955 0. 1941 0. 1906 0. 1949 18. 1921 0. 1953 0. 101 102 2000 0. 1958 0. 1958 0. 1913 0. 2002 16. 1946 0. 1954 0. 102 103 2001 0. 1962 0. 1965 0. 1916 0. 1953 5. 1949 0. 1955 0. 103 104 2002 0. 1963 0. 1966 0. 1989 0. 1998 0. 1953 0. 1957 0. 104 105 1898 0. 1964 0. 1973 0. 2002 0. 1932 0. 1973 0. 1958 0. 105 ------------------------------------------------------------------------------------- Severity Index December January February March April May Upper Bound year FDD year FDD year FDD year FDD year FDD year FDD ------------------------------------------------------------------------------------- Above Normal 1931 36. 2001 260. 1963 608. 1979 967. 1977 824. 1918 409. Normal 1898 9. 1946 175. 1971 401. 1961 610. 1899 572. 1980 185. Below Normal 1929 0. 1997 8. 1983 81. 1975 212. 1989 99. 1933 0. Mild 1955 0. 1941 0. 1906 0. 1949 18. 1921 0. 1953 0. ------------------------------------------------------------------------------------- Table 4.16 Ranked Seasonal FDD Accumulation on BOM Dates at Buffalo, NY. ------------------------------------------------------------------------------------- November December January February March April May Rank year FDD year FDD year FDD year FDD year FDD year FDD year FDD Rank ------------------------------------------------------------------------------------- 1 1907 2. 1937 74. 1990 471. 1918 947. 1918 1199. 1918 1120. 1904 900. 1 2 1926 2. 1904 67. 1918 391. 1977 907. 1920 1132. 1904 1100. 1918 812. 2 3 1918 2. 1930 52. 1961 349. 1920 781. 1977 1114. 1978 1093. 1978 779. 3 4 1901 0. 1957 49. 1959 347. 1961 769. 1904 1111. 1912 1037. 1920 756. 4 5 1902 0. 1959 43. 1977 344. 1945 695. 1963 1055. 1905 1022. 1926 752. 5 6 1903 0. 1918 43. 2001 324. 1963 686. 1905 1042. 1934 1019. 1905 751. 6 7 1904 0. 1939 40. 1984 301. 1984 679. 1978 976. 1920 1004. 1912 727. 7 8 1905 0. 1990 38. 1963 281. 1970 677. 1979 927. 1963 950. 1934 697. 8 9 1906 0. 1975 38. 1946 279. 1904 671. 1961 923. 1970 941. 1940 652. 9 10 1908 0. 1948 36. 1904 279. 1959 650. 1934 913. 1959 902. 1943 625. 10 11 1909 0. 1973 36. 1964 272. 1905 632. 1936 905. 1940 895. 1961 623. 11 12 1910 0. 1977 32. 1920 270. 1994 626. 1912 895. 1977 873. 1936 603. 12 13 1911 0. 1899 31. 1911 268. 1981 625. 1970 880. 1961 857. 1963 585. 13 14 1912 0. 1931 29. 1905 259. 1982 572. 1959 869. 1926 842. 1917 545. 14 15 1913 0. 1951 27. 1996 249. 1948 565. 1994 865. 1996 832. 1982 517. 15 16 1914 0. 1946 27. 1915 243. 1996 554. 1945 857. 1936 812. 1996 507. 16 17 1915 0. 1902 27. 1936 238. 1925 547. 1917 832. 1982 805. 1970 495. 17 18 1916 0. 1926 22. 1956 232. 1943 545. 1982 817. 1994 799. 1959 482. 18 19 1917 0. 1950 22. 1986 231. 1971 536. 1968 783. 1917 797. 1923 470. 19 20 1919 0. 1925 20. 1970 230. 1912 535. 1996 762. 1943 770. 1971 457. 20 21 1920 0. 1978 20. 1925 229. 1940 531. 1948 761. 1900 751. 1907 439. 21 22 1921 0. 1953 20. 1981 229. 1976 531. 1940 738. 1984 751. 1977 423. 22 23 1922 0. 1956 20. 1943 214. 1978 513. 1962 725. 1971 749. 1900 407. 23 24 1923 0. 1979 18. 1944 212. 1936 513. 1943 718. 1979 734. 1914 365. 24 25 1924 0. 1905 18. 1927 211. 1927 482. 1907 713. 1923 724. 1979 365. 25 26 1925 0. 1968 18. 1910 209. 1956 468. 1926 682. 1962 711. 1916 344. 26 27 1927 0. 2001 18. 1945 205. 2001 458. 1971 679. 1948 677. 1962 326. 27 28 1928 0. 1965 14. 1934 202. 1968 454. 1910 666. 1968 670. 1965 317. 28 29 1929 0. 1941 14. 1917 202. 1915 452. 1935 659. 1916 668. 1994 299. 29 30 1930 0. 1960 14. 1930 196. 1979 446. 1986 649. 1941 648. 1972 299. 30 31 1931 0. 1972 13. 1926 191. 1917 437. 1923 641. 1969 646. 1924 293. 31 32 1932 0. 1898 13. 1971 191. 1986 431. 1901 635. 1915 644. 1956 292. 32 33 1933 0. 1944 13. 1969 187. 1935 428. 1902 623. 1960 626. 1930 284. 33 34 1934 0. 1934 11. 1951 180. 1962 425. 1984 618. 1956 623. 1984 277. 34 35 1935 0. 1906 11. 1952 180. 1930 423. 1899 617. 1899 621. 1928 265. 35 36 1936 0. 1933 11. 1935 173. 1946 410. 1946 617. 1907 617. 1935 257. 36 37 1937 0. 1966 11. 1903 169. 1990 409. 1969 610. 1901 616. 1911 248. 37 38 1938 0. 1984 9. 1907 162. 1969 405. 1964 605. 1914 614. 1944 247. 38 39 1939 0. 1987 9. 1974 155. 1926 400. 1981 599. 1965 592. 1939 239. 39 40 1940 0. 1997 8. 1978 153. 1957 398. 1966 583. 1911 572. 1901 203. 40 41 1941 0. 1952 7. 1994 150. 1911 389. 1942 581. 1972 572. 1969 203. 41 42 1942 0. 1980 7. 1948 149. 1910 389. 1925 581. 1924 567. 1947 196. 42 43 1943 0. 2000 7. 1976 149. 1966 385. 1974 580. 2001 566. 1915 196. 43 44 1944 0. 1961 7. 1898 140. 1922 378. 1956 578. 1930 565. 1908 173. 44 45 1945 0. 1943 5. 1916 135. 1985 366. 2001 561. 1974 551. 1948 173. 45 46 1946 0. 1923 5. 1938 133. 1938 365. 1927 554. 1964 544. 1966 162. 46 47 1947 0. 1970 5. 1962 131. 2000 365. 1914 554. 1981 542. 1899 160. 47 48 1948 0. 1938 4. 1902 124. 1907 364. 1900 547. 1967 536. 1941 158. 48 49 1949 0. 1964 4. 1923 122. 1964 356. 1985 545. 1947 536. 1968 155. 49 50 1950 0. 1962 2. 1900 121. 1965 353. 1911 542. 1935 527. 1960 135. 50 51 1951 0. 1945 2. 1999 115. 1999 351. 1924 540. 1980 520. 1974 124. 51 52 1952 0. 1908 2. 1931 113. 1903 351. 1958 540. 1944 518. 1967 113. 52 53 1953 0. 1916 2. 1947 113. 1902 347. 1976 538. 1966 500. 1950 101. 53 54 1954 0. 1901 0. 1967 112. 1934 340. 1929 538. 1928 491. 1980 97. 54 55 1955 0. 1903 0. 1982 112. 1955 328. 1965 527. 1986 481. 1964 97. 55 56 1956 0. 1907 0. 1899 110. 1923 322. 1916 515. 1945 475. 1927 95. 56 57 1957 0. 1909 0. 1922 104. 1954 320. 1972 515. 1925 464. 1981 86. 57 58 1958 0. 1910 0. 1955 104. 1931 313. 1980 515. 1958 463. 1925 83. 58 59 1959 0. 1911 0. 1940 103. 1899 311. 1922 513. 1942 455. 2001 71. 59 60 1960 0. 1912 0. 1992 95. 1974 308. 1915 511. 1939 450. 1931 41. 60 61 1961 0. 1913 0. 2000 95. 1951 290. 1930 506. 1985 440. 1922 29. 61 62 1962 0. 1914 0. 1965 92. 1900 288. 1967 502. 1993 439. 1986 14. 62 63 1963 0. 1915 0. 1979 90. 1952 288. 1903 493. 1931 436. 1906 13. 63 64 1964 0. 1917 0. 1989 90. 1944 284. 1990 491. 1908 436. 1942 11. 64 65 1965 0. 1919 0. 1939 88. 1929 270. 1908 472. 1910 428. 1909 9. 65 66 1966 0. 1920 0. 2002 84. 1942 270. 1947 472. 1927 423. 1975 7. 66 Table 4.16 cont. Ranked Seasonal FDD Accumulation on BOM Dates at Buffalo, NY. ------------------------------------------------------------------------------------- November December January February March April May Rank year FDD year FDD year FDD year FDD year FDD year FDD year FDD Rank ------------------------------------------------------------------------------------- 67 1967 0. 1921 0. 1933 83. 1939 266. 1941 470. 1922 418. 1902 5. 67 68 1968 0. 1922 0. 1909 79. 1997 261. 1973 468. 1902 401. 1991 0. 68 69 1969 0. 1924 0. 1968 76. 1898 257. 1938 464. 1955 389. 1992 0. 69 70 1970 0. 1927 0. 1949 74. 1928 250. 1944 459. 1999 379. 1993 0. 70 71 1971 0. 1928 0. 1973 74. 1992 248. 1931 452. 1976 376. 1995 0. 71 72 1972 0. 1929 0. 1928 72. 1960 243. 1955 445. 1992 358. 1997 0. 72 73 1973 0. 1932 0. 1901 72. 1901 239. 1928 443. 1929 349. 1998 0. 73 74 1974 0. 1935 0. 1921 70. 1941 236. 1988 432. 1906 347. 1999 0. 74 75 1975 0. 1936 0. 1960 70. 1924 234. 1957 432. 1950 338. 2000 0. 75 76 1976 0. 1940 0. 1954 54. 1991 232. 1993 422. 1952 326. 2002 0. 76 77 1977 0. 1942 0. 1997 54. 1972 225. 1951 418. 1951 317. 1898 0. 77 78 1978 0. 1947 0. 1991 49. 1958 214. 1939 398. 1990 314. 1903 0. 78 79 1979 0. 1949 0. 1975 47. 1973 212. 2000 398. 1957 313. 1910 0. 79 80 1980 0. 1954 0. 1988 46. 1980 200. 1898 387. 1989 310. 1913 0. 80 81 1981 0. 1955 0. 1953 45. 1988 190. 1960 382. 1909 302. 1919 0. 81 82 1982 0. 1958 0. 1957 41. 1908 187. 1999 374. 1988 297. 1921 0. 82 83 1983 0. 1963 0. 1998 39. 1987 187. 1952 373. 1938 284. 1929 0. 83 84 1984 0. 1967 0. 1914 36. 1909 184. 1987 371. 1954 265. 1932 0. 84 85 1985 0. 1969 0. 1919 29. 1967 182. 1989 363. 1997 263. 1933 0. 85 86 1986 0. 1971 0. 1942 29. 1947 178. 1995 362. 1937 263. 1937 0. 86 87 1987 0. 1974 0. 1912 27. 1983 173. 1992 355. 1946 234. 1938 0. 87 88 1988 0. 1976 0. 1972 22. 1921 160. 1997 293. 1975 227. 1945 0. 88 89 1989 0. 1981 0. 1932 20. 1916 137. 1954 292. 1987 206. 1946 0. 89 90 1990 0. 1982 0. 1937 18. 1914 131. 1913 274. 1903 200. 1949 0. 90 91 1991 0. 1983 0. 1983 16. 1993 121. 1909 250. 1913 187. 1951 0. 91 92 1992 0. 1985 0. 1995 13. 1975 108. 1983 243. 1933 182. 1952 0. 92 93 1993 0. 1986 0. 1929 13. 1949 97. 1921 238. 1995 167. 1953 0. 93 94 1994 0. 1988 0. 1908 13. 1998 94. 1991 238. 1932 157. 1954 0. 94 95 1995 0. 1989 0. 1993 13. 1989 92. 1950 221. 1973 149. 1955 0. 95 96 1996 0. 1991 0. 1950 11. 1995 79. 1906 194. 2000 146. 1957 0. 96 97 1997 0. 1992 0. 1980 7. 2002 72. 1975 189. 1898 106. 1958 0. 97 98 1998 0. 1993 0. 1906 4. 1953 67. 1919 151. 1983 97. 1973 0. 98 99 1999 0. 1994 0. 1987 1. 1919 61. 1933 148. 1991 62. 1976 0. 99 100 2000 0. 1995 0. 1958 0. 1937 36. 1937 131. 1949 52. 1983 0. 100 101 2001 0. 1996 0. 1966 0. 1932 20. 1949 104. 1919 43. 1985 0. 101 102 2002 0. 1998 0. 1985 0. 1950 20. 1953 104. 2002 12. 1987 0. 102 103 1898 0. 1999 0. 1913 0. 1933 18. 2002 97. 1921 0. 1988 0. 103 104 1899 0. 2002 0. 1924 0. 1906 13. 1932 47. 1953 0. 1989 0. 104 105 1900 0. 1900 0. 1941 0. 1913 0. 1998 30. 1998 0. 1990 0. 105 ------------------------------------------------------------------------------------- Severity Index December January February March April May Upper Bound year FDD year FDD year FDD year FDD year FDD year FDD ------------------------------------------------------------------------------------- Above Normal 1918 43. 2001 324. 1963 686. 1905 1042. 1934 1019. 1905 751. Normal 1953 20. 1981 229. 1976 531. 1940 738. 1984 751. 1977 423. Below Normal 1969 0. 1919 29. 1967 182. 1989 363. 1997 263. 1933 0. Mild 1996 0. 1966 0. 1932 20. 1949 104. 1919 43. 1985 0. ------------------------------------------------------------------------------------- Table 4.17 Ranked Seasonal FDD Accumulation on BOM Dates at Rochester, NY. ------------------------------------------------------------------------------------- November December January February March April May Rank year FDD year FDD year FDD year FDD year FDD year FDD year FDD Rank ------------------------------------------------------------------------------------- 1 1994 1. 1904 83. 1990 498. 1918 943. 1904 1193. 1904 1206. 1904 956. 1 2 1899 0. 1937 76. 1918 407. 1977 801. 1918 1175. 1918 1066. 1918 673. 2 3 1900 0. 1990 50. 1959 369. 1945 796. 1920 1058. 1959 1006. 1920 625. 3 4 1901 0. 1902 50. 1904 335. 1920 761. 1963 1051. 1994 996. 1912 621. 4 5 1902 0. 1918 50. 1964 322. 1981 754. 1905 1021. 1912 981. 1905 616. 5 6 1903 0. 1930 47. 1961 306. 1904 740. 1994 1015. 1905 961. 1971 601. 6 7 1904 0. 1939 43. 1911 299. 1994 723. 1945 988. 1963 938. 1978 587. 7 8 1905 0. 1957 43. 2001 293. 1961 698. 1977 986. 1978 934. 1940 574. 8 9 1906 0. 1959 40. 1946 292. 1959 682. 1959 949. 1920 932. 1959 571. 9 10 1907 0. 1899 34. 1977 290. 1963 657. 1979 940. 1970 920. 1943 567. 10 11 1908 0. 1948 34. 1905 281. 1970 650. 1936 889. 1940 889. 1963 515. 11 12 1909 0. 1975 32. 1945 275. 1905 641. 1970 882. 1934 889. 1994 513. 12 13 1910 0. 1931 32. 1920 268. 1971 621. 1934 873. 1971 873. 1934 504. 13 14 1911 0. 1973 31. 1963 261. 1948 617. 1982 866. 1941 826. 1956 486. 14 15 1912 0. 1977 27. 1956 259. 1984 615. 1948 864. 1982 821. 1982 484. 15 16 1913 0. 1905 27. 1981 248. 1982 612. 1912 862. 1948 799. 1961 464. 16 17 1914 0. 1950 27. 1944 243. 1943 599. 1978 862. 1960 794. 1926 457. 17 18 1915 0. 1972 25. 1943 243. 1976 540. 1961 826. 1956 790. 1970 428. 18 19 1916 0. 1941 25. 1915 241. 1956 536. 1917 801. 1943 763. 1936 427. 19 20 1917 0. 1956 22. 1986 240. 1940 531. 1968 779. 1996 761. 1917 419. 20 21 1918 0. 1997 22. 1984 240. 1925 517. 1971 765. 1901 761. 1996 410. 21 22 1919 0. 1944 18. 1936 239. 1912 513. 1943 756. 1961 754. 1944 400. 22 23 1920 0. 1951 16. 1971 232. 1936 508. 1981 745. 1923 747. 1923 396. 23 24 1921 0. 1968 16. 1996 224. 1996 501. 1907 745. 1977 745. 1965 385. 24 25 1922 0. 1925 16. 1925 223. 1946 470. 1940 745. 1917 743. 1979 378. 25 26 1923 0. 1960 16. 1927 218. 1935 464. 1901 734. 1979 738. 1914 360. 26 27 1924 0. 2000 15. 1970 216. 1986 459. 1902 720. 1900 734. 1901 337. 27 28 1925 0. 1898 14. 1910 209. 1927 455. 1962 713. 1936 725. 1907 335. 28 29 1926 0. 1926 14. 1917 200. 1968 454. 1946 711. 1984 723. 1941 295. 29 30 1927 0. 1952 14. 1948 196. 1902 450. 1996 702. 1926 684. 1960 295. 30 31 1928 0. 1953 14. 1935 194. 2001 446. 1956 686. 1981 668. 1948 290. 31 32 1929 0. 1966 14. 1934 194. 1990 444. 1923 682. 1962 666. 1977 270. 32 33 1930 0. 1933 13. 1903 193. 1957 441. 1986 676. 1965 662. 1900 265. 33 34 1931 0. 1979 13. 1952 193. 1915 437. 1910 675. 1916 659. 1984 257. 34 35 1932 0. 1906 13. 1951 191. 1964 437. 1935 675. 1914 657. 1962 257. 35 36 1933 0. 1965 11. 1930 189. 1911 437. 1964 668. 1968 657. 1916 245. 36 37 1934 0. 1978 11. 1902 182. 1917 430. 1980 648. 1944 646. 1972 243. 37 38 1935 0. 1946 11. 1907 182. 1979 428. 1899 630. 1899 637. 1911 236. 38 39 1936 0. 2001 10. 1926 166. 1922 421. 1914 619. 1993 635. 1947 203. 39 40 1937 0. 1987 10. 1994 166. 1978 419. 1941 616. 1980 635. 1981 187. 40 41 1938 0. 1943 9. 1969 160. 1962 414. 1958 607. 1945 623. 1924 176. 41 42 1939 0. 1962 7. 1976 160. 1965 407. 1942 592. 1911 607. 1993 175. 42 43 1940 0. 1984 7. 1899 157. 1907 405. 1993 589. 2001 595. 1980 162. 43 44 1941 0. 1980 5. 1898 140. 1955 401. 1911 587. 1964 594. 1899 144. 44 45 1942 0. 1961 5. 1978 139. 1910 400. 1965 583. 1915 592. 1964 139. 45 46 1943 0. 1934 4. 1955 135. 1903 392. 1984 575. 1907 583. 1968 133. 46 47 1944 0. 1916 4. 1962 133. 1999 389. 1955 574. 1947 576. 1939 124. 47 48 1945 0. 1996 4. 1947 133. 2000 387. 1944 572. 1958 556. 1935 124. 48 49 1946 0. 1994 3. 1900 130. 1969 374. 1926 563. 1972 549. 1950 106. 49 50 1947 0. 1945 2. 1916 128. 1930 371. 2001 554. 1969 544. 1989 106. 50 51 1948 0. 1964 2. 1922 128. 1923 371. 1969 544. 1955 542. 1992 101. 51 52 1949 0. 1982 2. 1923 124. 1899 360. 1924 531. 1924 520. 2001 91. 52 53 1950 0. 1912 2. 1901 124. 1954 355. 1988 531. 1974 495. 1930 88. 53 54 1951 0. 1936 2. 1938 122. 1941 347. 1900 531. 1935 495. 1958 81. 54 55 1952 0. 1938 2. 1999 120. 1944 346. 1990 530. 1902 493. 1969 77. 55 56 1953 0. 1913 2. 1982 119. 1938 346. 1974 527. 1942 482. 1945 76. 56 57 1954 0. 1908 2. 1992 114. 1901 337. 1922 527. 1986 479. 1902 65. 57 58 1955 0. 1998 1. 1931 113. 1926 335. 1908 518. 1992 479. 1908 54. 58 59 1956 0. 1920 0. 1989 113. 1951 333. 1947 515. 1999 437. 1999 37. 59 60 1957 0. 1921 0. 1940 112. 1985 333. 1925 513. 1930 430. 1975 29. 60 61 1958 0. 1922 0. 1974 108. 1934 331. 1915 513. 1957 427. 1988 27. 61 62 1959 0. 1923 0. 1979 101. 1952 326. 1903 506. 1939 427. 1928 22. 62 63 1960 0. 1924 0. 2000 96. 1966 322. 1966 504. 1988 423. 1915 11. 63 64 1961 0. 1927 0. 1960 94. 1960 322. 1976 504. 1908 421. 1986 11. 64 65 1962 0. 1928 0. 1949 92. 1942 313. 1957 500. 1989 419. 1954 0. 65 66 1963 0. 1929 0. 1939 88. 1992 300. 1951 499. 1967 398. 1955 0. 66 Table 4.17 cont. Ranked Seasonal FDD Accumulation on BOM Dates at Rochester, NY. ------------------------------------------------------------------------------------- November December January February March April May Rank year FDD year FDD year FDD year FDD year FDD year FDD year FDD Rank ------------------------------------------------------------------------------------- 67 1964 0. 1932 0. 1965 86. 1931 293. 1960 495. 1951 394. 1957 0. 67 68 1965 0. 1935 0. 1909 86. 1980 290. 1972 495. 1952 385. 1966 0. 68 69 1966 0. 1940 0. 1967 83. 1997 282. 1985 493. 1910 382. 1967 0. 69 70 1967 0. 1942 0. 1921 83. 1898 275. 1927 484. 1922 378. 1973 0. 70 71 1968 0. 1947 0. 1942 77. 1939 274. 1916 479. 1950 371. 1974 0. 71 72 1969 0. 1949 0. 1928 76. 1900 272. 1929 454. 1946 362. 1976 0. 72 73 1970 0. 1954 0. 1968 74. 1991 267. 1987 448. 1928 362. 1983 0. 73 74 1971 0. 1955 0. 1993 72. 1988 261. 1989 441. 1966 362. 1985 0. 74 75 1972 0. 1958 0. 2002 68. 1974 259. 1992 430. 1985 356. 1987 0. 75 76 1973 0. 1963 0. 1941 65. 1958 254. 1930 425. 1990 352. 1990 0. 76 77 1974 0. 1967 0. 1988 62. 1972 245. 1952 425. 1954 351. 1991 0. 77 78 1975 0. 1969 0. 1954 61. 1929 245. 2000 421. 1925 347. 1995 0. 78 79 1976 0. 1970 0. 1997 59. 1993 227. 1999 419. 1976 344. 1997 0. 79 80 1977 0. 1971 0. 1972 59. 1987 225. 1938 416. 1906 322. 1998 0. 80 81 1978 0. 1974 0. 1914 54. 1947 223. 1967 412. 1931 311. 2000 0. 81 82 1979 0. 1976 0. 1991 50. 1928 209. 1939 407. 1987 303. 2002 0. 82 83 1980 0. 1981 0. 1975 50. 1914 209. 1898 403. 1997 293. 1898 0. 83 84 1981 0. 1983 0. 1957 49. 1924 209. 1931 401. 1909 290. 1903 0. 84 85 1982 0. 1985 0. 1953 47. 1908 207. 1973 383. 1927 275. 1906 0. 85 86 1983 0. 1986 0. 1933 47. 1909 185. 1928 365. 1975 247. 1909 0. 86 87 1984 0. 1988 0. 1998 43. 1921 171. 1954 353. 1937 221. 1910 0. 87 88 1985 0. 1989 0. 1980 41. 1989 155. 1997 314. 1903 184. 1913 0. 88 89 1986 0. 1991 0. 1950 34. 1983 153. 1913 290. 1929 180. 1919 0. 89 90 1987 0. 1992 0. 1919 34. 1949 146. 1995 286. 1913 158. 1921 0. 90 91 1988 0. 1993 0. 1912 32. 1975 131. 1991 284. 1938 153. 1922 0. 91 92 1989 0. 1995 0. 1932 31. 1967 113. 1909 265. 1991 134. 1925 0. 92 93 1990 0. 1999 0. 1987 14. 1973 110. 1950 238. 2000 134. 1927 0. 93 94 1991 0. 2002 0. 1995 12. 1916 108. 1983 234. 1932 130. 1929 0. 94 95 1992 0. 1900 0. 1929 11. 1998 98. 1975 232. 1949 119. 1931 0. 95 96 1993 0. 1901 0. 1983 9. 1953 90. 1921 223. 1933 90. 1932 0. 96 97 1995 0. 1903 0. 1908 7. 1919 67. 1906 189. 1995 82. 1933 0. 97 98 1996 0. 1907 0. 1937 5. 1995 51. 1949 185. 1983 74. 1937 0. 98 99 1997 0. 1909 0. 1906 2. 2002 31. 1919 144. 1898 72. 1938 0. 99 100 1998 0. 1910 0. 1966 0. 1937 25. 1953 139. 1973 58. 1942 0. 100 101 1999 0. 1911 0. 1973 0. 1950 23. 1933 110. 1919 34. 1946 0. 101 102 2000 0. 1914 0. 1985 0. 1932 13. 1937 110. 1953 0. 1949 0. 102 103 2001 0. 1915 0. 1913 0. 1933 11. 1998 75. 1998 0. 1951 0. 103 104 2002 0. 1917 0. 1924 0. 1906 2. 1932 56. 2002 0. 1952 0. 104 105 1898 0. 1919 0. 1958 0. 1913 0. 2002 44. 1921 0. 1953 0. 105 ------------------------------------------------------------------------------------- Severity Index December January February March April May Upper Bound year FDD year FDD year FDD year FDD year FDD year FDD ------------------------------------------------------------------------------------- Above Normal 1930 47. 1961 306. 1904 740. 1994 1015. 1905 961. 1971 601. Normal 1944 18. 1936 239. 1912 513. 1943 756. 1961 754. 1944 400. Below Normal 1985 0. 1953 47. 1908 207. 1973 383. 1927 275. 1906 0. Mild 1911 0. 1973 0. 1950 23. 1933 110. 1919 34. 1946 0. ------------------------------------------------------------------------------------- Table 4.18 Ranked Seasonal FDD Accumulation on BOM Dates at Oswego, NY. ------------------------------------------------------------------------------------- November December January February March April May Rank year FDD year FDD year FDD year FDD year FDD year FDD year FDD Rank ------------------------------------------------------------------------------------- 1 1926 2. 1904 86. 1990 509. 1918 1039. 1918 1352. 1904 1373. 1904 1154. 1 2 1899 0. 1937 68. 1918 475. 1920 866. 1904 1301. 1918 1355. 1918 1040. 2 3 1900 0. 1918 45. 1964 355. 1904 832. 1920 1183. 1905 1233. 1905 968. 3 4 1901 0. 1902 43. 1905 353. 1981 815. 1905 1145. 1934 1139. 1920 902. 4 5 1902 0. 1939 43. 1959 349. 1977 779. 1934 1076. 1920 1139. 1934 817. 5 6 1903 0. 1930 40. 1904 349. 1994 745. 1994 1050. 1912 1094. 1912 805. 6 7 1904 0. 1931 38. 1911 322. 1970 742. 1977 988. 1994 1055. 1978 794. 7 8 1905 0. 1905 34. 1981 319. 1905 738. 1970 972. 1978 1049. 1923 767. 8 9 1906 0. 1990 33. 1920 308. 1945 671. 1936 965. 1923 1040. 1940 767. 9 10 1907 0. 1934 32. 1956 288. 1925 655. 1978 934. 1970 1015. 1926 697. 10 11 1908 0. 1979 31. 1977 284. 1935 632. 1912 913. 1940 1003. 1907 625. 11 12 1909 0. 1957 27. 2001 272. 1959 626. 1923 909. 1959 923. 1943 617. 12 13 1910 0. 1933 27. 1936 268. 1961 614. 1979 896. 1926 853. 1970 603. 13 14 1911 0. 1975 27. 1925 266. 1976 612. 1959 893. 1917 851. 1917 598. 14 15 1912 0. 1926 25. 1934 265. 1984 610. 1907 889. 1936 839. 1994 578. 15 16 1913 0. 1941 23. 1935 263. 1943 607. 1935 886. 1901 830. 1971 576. 16 17 1914 0. 1959 23. 1927 261. 1971 603. 1948 851. 1971 830. 1936 569. 17 18 1915 0. 1948 23. 1903 259. 1940 590. 1917 850. 1996 822. 1914 567. 18 19 1916 0. 1978 22. 1915 257. 1948 578. 1940 844. 1914 821. 1959 538. 19 20 1917 0. 1950 20. 1961 245. 1936 565. 1964 832. 1948 814. 1956 533. 20 21 1918 0. 1977 18. 1943 245. 1964 565. 1963 830. 1907 814. 1965 499. 21 22 1919 0. 1968 16. 1944 243. 1996 564. 1968 823. 1911 806. 1911 495. 22 23 1920 0. 1925 13. 1984 238. 1982 562. 1945 819. 1916 803. 1996 494. 23 24 1921 0. 1899 13. 1970 238. 1912 554. 1981 806. 1900 801. 1916 479. 24 25 1922 0. 1944 11. 1946 238. 1927 554. 1943 778. 1935 792. 1935 473. 25 26 1923 0. 1956 11. 1996 233. 1956 554. 1996 774. 1977 790. 1901 472. 26 27 1924 0. 1906 11. 1971 229. 1922 547. 1901 770. 1956 787. 1900 450. 27 28 1925 0. 1946 11. 1907 225. 1923 529. 1982 761. 1964 785. 1961 446. 28 29 1927 0. 1997 10. 1963 221. 1978 527. 1971 758. 1899 778. 1944 441. 29 30 1928 0. 2000 10. 1910 207. 1903 524. 1914 752. 1943 776. 1972 437. 30 31 1929 0. 1973 9. 1986 205. 1911 517. 1902 751. 1941 760. 1963 425. 31 32 1930 0. 1996 9. 1930 200. 1963 506. 1961 745. 1963 756. 1964 416. 32 33 1931 0. 1987 7. 1945 194. 1907 500. 1911 727. 1968 754. 1979 389. 33 34 1932 0. 1960 7. 1917 193. 1990 491. 1910 722. 1981 734. 1982 385. 34 35 1933 0. 1953 7. 1976 184. 1968 488. 1922 711. 1982 727. 1899 369. 35 36 1934 0. 1898 7. 1902 184. 1902 482. 1925 711. 1979 724. 1948 365. 36 37 1935 0. 1943 4. 1948 184. 1934 479. 1899 702. 1984 718. 1977 356. 37 38 1936 0. 1965 4. 1922 180. 1917 470. 1946 686. 1961 709. 1939 335. 38 39 1937 0. 1994 3. 1952 171. 1915 466. 1926 682. 1965 702. 1924 333. 39 40 1938 0. 1980 2. 1951 171. 1986 455. 1956 679. 1915 695. 1968 319. 40 41 1939 0. 1908 2. 1969 169. 1957 436. 1986 677. 1944 671. 1908 308. 41 42 1940 0. 1962 2. 1978 169. 1910 428. 1903 675. 1972 659. 1984 304. 42 43 1941 0. 1936 2. 1923 167. 1946 423. 1976 650. 1922 646. 1981 290. 43 44 1942 0. 1984 2. 1989 162. 1930 416. 1927 643. 1969 634. 1941 283. 44 45 1943 0. 1907 2. 1926 162. 2001 412. 1942 632. 1993 618. 1922 275. 45 46 1944 0. 1966 2. 1994 156. 1979 403. 1908 628. 1924 612. 1930 272. 46 47 1945 0. 1952 2. 1901 151. 1931 400. 1974 614. 1925 601. 1925 254. 47 48 1946 0. 1969 2. 1931 149. 1965 400. 1965 610. 1908 598. 1928 230. 48 49 1947 0. 1970 2. 1898 140. 1901 398. 1924 596. 1974 592. 1915 229. 49 50 1948 0. 1912 2. 1974 139. 1899 398. 1915 596. 1939 592. 1947 227. 50 51 1949 0. 1972 2. 1899 137. 1938 387. 1962 594. 1960 590. 1969 218. 51 52 1950 0. 1942 2. 1940 131. 1926 376. 1941 589. 1902 585. 1962 196. 52 53 1951 0. 1945 2. 1909 130. 1969 374. 1969 587. 1980 572. 1993 196. 53 54 1952 0. 2001 1. 1947 122. 1944 373. 1984 580. 1930 569. 1902 196. 54 55 1953 0. 1909 0. 1938 122. 1985 369. 1980 578. 1962 554. 1909 180. 55 56 1954 0. 1910 0. 1916 119. 1898 367. 1990 575. 1947 554. 1980 176. 56 57 1955 0. 1911 0. 1900 115. 1955 367. 1944 572. 2001 518. 1960 175. 57 58 1956 0. 1913 0. 1939 101. 1941 358. 1931 571. 1955 511. 1989 169. 58 59 1957 0. 1914 0. 1992 101. 1999 355. 1916 569. 1910 509. 1927 164. 59 60 1958 0. 1915 0. 1979 99. 1942 353. 1930 565. 1928 504. 1992 153. 60 61 1959 0. 1916 0. 1999 97. 1939 340. 1900 556. 1942 499. 1906 144. 61 62 1960 0. 1917 0. 1942 97. 1974 338. 1993 555. 1992 497. 1950 133. 62 63 1961 0. 1919 0. 1955 97. 1954 338. 1972 547. 1927 497. 1975 121. 63 64 1962 0. 1920 0. 1960 95. 2000 329. 1958 535. 1989 495. 1974 106. 64 65 1963 0. 1921 0. 1962 94. 1962 319. 1947 527. 1976 495. 1931 99. 65 66 1964 0. 1922 0. 1982 92. 1997 318. 2001 521. 1931 493. 1903 81. 66 Table 4.18 cont. Ranked Seasonal FDD Accumulation on BOM Dates at Oswego, NY. ------------------------------------------------------------------------------------- November December January February March April May Rank year FDD year FDD year FDD year FDD year FDD year FDD year FDD Rank ------------------------------------------------------------------------------------- 67 1965 0. 1923 0. 1921 86. 1992 317. 1985 518. 1945 484. 1955 68. 67 68 1966 0. 1924 0. 1949 86. 1966 313. 1898 518. 1986 482. 1976 58. 68 69 1967 0. 1927 0. 1937 85. 1914 311. 1955 513. 1906 482. 1966 56. 69 70 1968 0. 1928 0. 1967 85. 1952 308. 1938 506. 1958 468. 1958 50. 70 71 1969 0. 1929 0. 2000 80. 1951 302. 1939 502. 1909 464. 1910 49. 71 72 1970 0. 1932 0. 1973 79. 1991 291. 1989 501. 1985 419. 1946 43. 72 73 1971 0. 1935 0. 1933 77. 1900 286. 1988 499. 1903 416. 1942 40. 73 74 1972 0. 1938 0. 1965 76. 1960 284. 1973 495. 1988 412. 2001 38. 74 75 1973 0. 1940 0. 1928 74. 1909 283. 1957 493. 1990 409. 1988 23. 75 76 1974 0. 1947 0. 1941 67. 1988 279. 1929 484. 1957 401. 1986 13. 76 77 1975 0. 1949 0. 1968 67. 1947 257. 1987 476. 1950 389. 1983 0. 77 78 1976 0. 1951 0. 1997 61. 1921 256. 1966 475. 1946 376. 1985 0. 78 79 1977 0. 1954 0. 1988 54. 1958 250. 1951 464. 1952 373. 1987 0. 79 80 1978 0. 1955 0. 1914 54. 1972 247. 1928 457. 1999 367. 1990 0. 80 81 1979 0. 1958 0. 1953 52. 1929 247. 1992 449. 1951 365. 1991 0. 81 82 1980 0. 1961 0. 2002 51. 1987 240. 1909 410. 1997 351. 1995 0. 82 83 1981 0. 1963 0. 1998 50. 1908 236. 1952 407. 1966 349. 1997 0. 83 84 1982 0. 1964 0. 1975 47. 1989 235. 1960 403. 1938 335. 1998 0. 84 85 1983 0. 1967 0. 1919 47. 1980 229. 1999 386. 1975 331. 1999 0. 85 86 1984 0. 1971 0. 1932 47. 1924 227. 2000 372. 1967 329. 2000 0. 86 87 1985 0. 1974 0. 1993 47. 1928 221. 1997 370. 1987 307. 2002 0. 87 88 1986 0. 1976 0. 1991 46. 1983 212. 1921 362. 1937 299. 1898 0. 88 89 1987 0. 1981 0. 1972 45. 1993 206. 1995 358. 1929 293. 1913 0. 89 90 1988 0. 1982 0. 1957 43. 1973 205. 1913 346. 1954 257. 1919 0. 90 91 1989 0. 1983 0. 1906 40. 1916 182. 1967 335. 1913 238. 1921 0. 91 92 1990 0. 1985 0. 1912 32. 1949 171. 1991 320. 1898 230. 1929 0. 92 93 1991 0. 1986 0. 1954 29. 1975 151. 1906 319. 1919 221. 1932 0. 93 94 1992 0. 1988 0. 1995 28. 1919 149. 1954 313. 1995 204. 1933 0. 94 95 1993 0. 1989 0. 1950 25. 1998 117. 1983 311. 1973 203. 1937 0. 95 96 1994 0. 1991 0. 1980 23. 1953 88. 1975 286. 1932 198. 1938 0. 96 97 1995 0. 1992 0. 1983 18. 1906 81. 1919 266. 1991 182. 1945 0. 97 98 1996 0. 1993 0. 1929 11. 1937 79. 1950 259. 1983 182. 1949 0. 98 99 1997 0. 1995 0. 1924 11. 1995 76. 1949 212. 1949 128. 1951 0. 99 100 1998 0. 1998 0. 1913 7. 1967 74. 1937 171. 1933 124. 1952 0. 100 101 1999 0. 1999 0. 1908 7. 1950 36. 1953 155. 2000 96. 1953 0. 101 102 2000 0. 2002 0. 1987 4. 1933 18. 1933 122. 1921 95. 1954 0. 102 103 2001 0. 1900 0. 1958 0. 1932 11. 1998 107. 1953 18. 1957 0. 103 104 2002 0. 1901 0. 1966 0. 1913 9. 1932 104. 2002 0. 1967 0. 104 105 1898 0. 1903 0. 1985 0. 2002 1. 2002 9. 1998 0. 1973 0. 105 ------------------------------------------------------------------------------------- Severity Index December January February March April May Upper Bound year FDD year FDD year FDD year FDD year FDD year FDD ------------------------------------------------------------------------------------- Above Normal 1930 40. 1904 349. 1994 745. 1994 1050. 1912 1094. 1912 805. Normal 1968 16. 1944 243. 1996 564. 1968 823. 1911 806. 1911 495. Below Normal 1967 0. 1919 47. 1980 229. 1999 386. 1975 331. 1999 0. Mild 1999 0. 1908 7. 1950 36. 1953 155. 2000 96. 1953 0. -------------------------------------------------------------------------------------