GREAT LAKES ENVIRONMENTAL RESEARCH LABORATORY, NOAA Climate Data Modernization Project National Weather Service Historical Great Lakes Ice Reports for Winters 1899 - 1970 Site No. 306, Approximate Location: 43.96 N. Latitude, 86.45 W. Longitude Site Name Ludington on Lake Michigan ---------------------------------------------------------------------------------------------------------- Year Mo Da T1 T2 C1 T1C1 T2C1 C2 T1C2 T2C2 C3 T1C3 T2C3 IMAGE Supplemental Information ---------------------------------------------------------------------------------------------------------- 1900 3 27 -1 -1 BK -1 -1 -1 -1 -1 -1 007.TIF 1901 3 5 -1 -1 OW -1 -1 -1 -1 -1 -1 011.TIF LAKE 1901 3 26 -1 -1 OW -1 -1 -1 -1 -1 -1 014.TIF LAKE: OFF THE HARBOR 1905 3 21 -1 -1 OW -1 -1 BV -1 -1 -1 -1 041.TIF LAKE 1905 3 21 -1 -1 IP -1 -1 -1 -1 -1 -1 041.TIF RIVER 1907 3 5 -1 -1 OW -1 -1 -1 -1 -1 -1 051.TIF LAKE 1908 3 3 -1 -1 OW -1 -1 -1 -1 -1 -1 057.TIF LAKE 1908 3 24 -1 -1 OW -1 -1 -1 -1 -1 -1 060.TIF LAKE 1908 3 31 -1 -1 OW -1 -1 -1 -1 -1 -1 524.TIF LAKE 1909 3 2 -1 -1 OW -1 -1 -1 -1 -1 -1 064.TIF LAKE 1909 3 9 -1 -1 OW -1 -1 -1 -1 -1 -1 065.TIF LAKE 1910 3 8 -1 -1 FD -1 -1 -1 -1 -1 -1 072.TIF TO THE NORTHWEST 1910 3 15 -1 -1 FD -1 -1 -1 -1 -1 -1 073.TIF TO 1 & 1/2Mi OUT 1910 3 22 -1 -1 OW -1 -1 -1 -1 -1 -1 074.TIF LAKE 1910 3 29 -1 -1 OW -1 -1 -1 -1 -1 -1 075.TIF LAKE 1911 3 7 -1 -1 OW -1 -1 -1 -1 -1 -1 077.TIF LAKE 1912 3 5 -1 -1 FD -1 -1 -1 -1 -1 -1 082.TIF LAKE 1912 3 12 -1 -1 FD -1 -1 -1 -1 -1 -1 083.TIF 1912 3 19 -1 -1 FD -1 -1 -1 -1 -1 -1 084.TIF TO THE NORTHWEST 1912 3 26 -1 -1 OW -1 -1 -1 -1 -1 -1 085.TIF 5Mi WIDE TO S & SW 1912 3 26 -1 -1 FD -1 -1 -1 -1 -1 -1 085.TIF WEST AND NORTH 1913 3 4 -1 -1 FD -1 -1 -1 -1 -1 -1 090.TIF LAKE 1913 3 11 -1 -1 FD -1 -1 -1 -1 -1 -1 091.TIF LAKE 1913 3 18 -1 -1 FD -1 -1 -1 -1 -1 -1 092.TIF LAKE 1913 3 25 -1 -1 HF -1 -1 -1 -1 -1 -1 093.TIF LAKE 1913 4 1 -1 -1 FD -1 -1 -1 -1 -1 -1 094.TIF SEVERAL MILES OUT 1913 4 8 -1 -1 LI -1 -1 -1 -1 -1 -1 095.TIF LAKE 1914 3 3 -1 -1 LI -1 -1 -1 -1 -1 -1 098.TIF LAKE 1916 3 7 -1 -1 OW -1 -1 -1 -1 -1 -1 113.TIF 1916 3 28 -1 -1 FD -1 -1 BK -1 -1 -1 -1 116.TIF LAKE 1917 3 6 -1 -1 HF -1 -1 WI -1 -1 -1 -1 120.TIF 1917 3 6 -1 -1 OW -1 -1 -1 -1 -1 -1 120.TIF BETWEEN HERE & THE WEST SHORE 1917 3 13 -1 -1 FD -1 -1 -1 -1 -1 -1 121.TIF SOUTH & WEST 1917 3 13 -1 -1 OW -1 -1 -1 -1 -1 -1 121.TIF SHORE 1917 3 20 -1 -1 FD -1 -1 RT -1 -1 BK -1 -1 122.TIF 1917 3 27 -1 -1 HF -1 -1 -1 -1 -1 -1 123.TIF 1917 4 3 -1 -1 FD -1 -1 BK -1 -1 -1 -1 124.TIF LAKE 1917 4 3 -1 -1 PI -1 -1 -1 -1 -1 -1 124.TIF TO 1/2Mi OUT 1918 3 5 -1 -1 HF -1 -1 -1 -1 -1 -1 128.TIF TO 20Mi OUT 1918 3 12 -1 -1 FD -1 -1 WI -1 -1 -1 -1 129.TIF TO 15Mi OUT 1918 3 12 -1 -1 LI -1 -1 -1 -1 -1 -1 129.TIF BEYOND 15Mi OUT 1918 3 19 -1 -1 FD -1 -1 -1 -1 -1 -1 130.TIF LAKE 1919 3 4 -1 -1 LI -1 -1 -1 -1 -1 -1 136.TIF LAKE 1920 3 9 -1 -1 HF -1 -1 -1 -1 -1 -1 140.TIF LAKE 1920 3 16 -1 -1 OW -1 -1 -1 -1 -1 -1 141.TIF LAKE 1920 3 23 -1 -1 LF -1 -1 RT -1 -1 -1 -1 142.TIF 1920 3 30 -1 -1 IP -1 -1 -1 -1 -1 -1 143.TIF TO 1Mi OUT 1920 3 30 -1 -1 OW -1 -1 -1 -1 -1 -1 143.TIF BEYOND 1Mi OUT 1920 4 6 -1 -1 HF -1 -1 -1 -1 -1 -1 144.TIF LAKE 1920 4 10 -1 -1 FD -1 -1 -1 -1 -1 -1 145.TIF SOUTHWARD 1932 3 15 -1 -1 OW -1 -1 -1 -1 -1 -1 216.TIF NORTHWARD TO NORTHPORT 1939 3 6 -1 -1 OW -1 -1 -1 -1 -1 -1 268.TIF 1943 3 8 -1 -1 IP -1 -1 -1 -1 -1 -1 299.TIF FROM 1/2 TO 2Mi OUT 1944 3 13 -1 -1 OW -1 -1 -1 -1 -1 -1 309.TIF TO MANITOWAC 1944 3 13 -1 -1 OW -1 -1 -1 -1 -1 -1 309.TIF TO MILWAUKEE 1944 3 13 -1 -1 OW -1 -1 -1 -1 -1 -1 309.TIF TO KEWAUNEE 1946 3 4 -1 -1 OW -1 -1 -1 -1 -1 -1 318.TIF 1947 3 3 -1 -1 SI -1 -1 -1 -1 -1 -1 326.TIF PIER TO BW 1948 3 15 10 16 -1 -1 -1 -1 -1 -1 336.TIF 1949 3 21 18 20 DI -1 -1 BK -1 -1 -1 -1 345.TIF CHANNEL 1950 2 27 -1 -1 OW -1 -1 -1 -1 -1 -1 349.TIF LAKE 1950 2 27 6 -1 DI -1 -1 -1 -1 -1 -1 349.TIF CHANNEL 1950 3 6 -1 -1 DI -1 -1 SI -1 -1 -1 -1 350.TIF 1950 3 20 -1 -1 OW -1 -1 -1 -1 -1 -1 352.TIF CHANNEL 1951 3 5 -1 -1 OW -1 -1 -1 -1 -1 -1 360.TIF LAKE 1952 3 3 -1 -1 OW -1 -1 -1 -1 -1 -1 368.TIF LAKE 1953 3 2 -1 -1 OW -1 -1 -1 -1 -1 -1 528.TIF LAKE 1953 3 9 -1 -1 OW -1 -1 -1 -1 -1 -1 376.TIF CHANNEL 1954 3 15 -1 -1 OW -1 -1 -1 -1 -1 -1 383.TIF LAKE 1956 3 5 -1 -1 OW -1 -1 -1 -1 -1 -1 399.TIF LAKE 1956 3 5 -1 -1 OW -1 -1 -1 -1 -1 -1 399.TIF CHANNEL 1956 3 19 -1 -1 OW -1 -1 -1 -1 -1 -1 402.TIF CHANNEL 1956 3 19 -1 -1 OW -1 -1 -1 -1 -1 -1 402.TIF LAKE 1957 2 25 -1 -1 OW -1 -1 -1 -1 -1 -1 407.TIF LAKE 1957 3 4 -1 -1 OW -1 -1 -1 -1 -1 -1 409.TIF CHANNEL 1957 3 4 -1 -1 PN -1 -1 -1 -1 -1 -1 409.TIF TO 100FT OUT 1957 3 11 -1 -1 OW -1 -1 -1 -1 -1 -1 411.TIF LAKE 1958 2 24 -1 -1 IP -1 -1 SW -1 -1 -1 -1 416.TIF CHANNEL AND N & S BASINS 1958 2 24 -1 -1 OW -1 -1 -1 -1 -1 -1 416.TIF LAKE 1959 3 16 -1 -1 FD -1 -1 BK -1 -1 -1 -1 426.TIF TO 36Mi TO THE SW 1959 3 16 -1 -1 FD -1 -1 BK -1 -1 -1 -1 426.TIF TO 20Mi TO THE W & NW 1959 3 23 -1 -1 PN -1 -1 SI -1 -1 -1 -1 427.TIF CHANNEL (70% ICE COVER) 1959 3 30 -1 -1 PN -1 -1 -1 -1 -1 -1 429.TIF LAKE 1960 3 21 -1 -1 OW -1 -1 -1 -1 -1 -1 436.TIF LAKE 1961 2 27 -1 -1 OW -1 -1 -1 -1 -1 -1 440.TIF LAKE 1961 3 6 -1 -1 OW -1 -1 -1 -1 -1 -1 441.TIF LAKE 1961 3 13 -1 -1 OW -1 -1 -1 -1 -1 -1 442.TIF LAKE 1963 3 25 -1 -1 FD -1 -1 DI -1 -1 -1 -1 460.TIF LAKE 1964 2 24 -1 -1 OW -1 -1 -1 -1 -1 -1 465.TIF 1965 3 22 -1 -1 FS -1 -1 -1 -1 -1 -1 477.TIF LAKE SHORELINE 1965 3 29 -1 -1 LF -1 -1 -1 -1 -1 -1 478.TIF LAKE 1965 4 5 -1 -1 FS -1 -1 -1 -1 -1 -1 479.TIF ALONG LAKE SHORE 1966 2 28 -1 -1 LF -1 -1 PN -1 -1 -1 -1 483.TIF LAKE 1968 2 26 5 -1 -1 -1 -1 -1 -1 -1 521.TIF ---------------------------------------------------------------------------------------------------------- Ice thickness is in inches, -1 = no thickness reported, see report for ice conditon codes. T1 = ice thickness or part of a range if T2 is present, C1 = primary condtion of ice. T1C1 = thickness of C1 or part of range if T2C1 is presnet. C2, T1C2, T2C2, C3, T1C3, T2C3 are secondary and ternary ice conditon and condition thickness.