GREAT LAKES ENVIRONMENTAL RESEARCH LABORATORY, NOAA Climate Data Modernization Project National Weather Service Historical Great Lakes Ice Reports for Winters 1899 - 1970 Site No. 260, Approximate Location: 45.31 N. Latitude, 86.95 W. Longitude Site Name Plum Island on Lake Michigan ---------------------------------------------------------------------------------------------------------- Year Mo Da T1 T2 C1 T1C1 T2C1 C2 T1C2 T2C2 C3 T1C3 T2C3 IMAGE Supplemental Information ---------------------------------------------------------------------------------------------------------- 1910 3 8 -1 -1 IP -1 -1 -1 -1 -1 -1 072.TIF 1910 3 15 -1 -1 OW -1 -1 -1 -1 -1 -1 073.TIF THE DOOR 1910 3 22 -1 -1 OW -1 -1 -1 -1 -1 -1 074.TIF THE DOOR AS FAR AS DOOR BLUFF 1910 4 5 -1 -1 OW -1 -1 -1 -1 -1 -1 076.TIF 1912 3 5 32 -1 SO -1 -1 -1 -1 -1 -1 082.TIF 1912 3 5 24 -1 -1 -1 -1 -1 -1 -1 082.TIF IN THE PASSAGE WAYS 1912 3 19 34 -1 -1 -1 -1 -1 -1 -1 084.TIF GREEN BAY WEST OF ISLAND 1912 3 19 12 24 -1 -1 -1 -1 -1 -1 084.TIF IN THE PASSAGE 1912 3 26 34 -1 -1 -1 -1 -1 -1 -1 085.TIF TO THE WEST OF THE ISLAND 1912 3 26 -1 -1 OW -1 -1 -1 -1 -1 -1 085.TIF THE DOOR 1912 3 26 -1 -1 OW -1 -1 -1 -1 -1 -1 085.TIF THE PASSAGE 1912 4 2 -1 -1 DC -1 -1 -1 -1 -1 -1 086.TIF GREEN BAY WEST OF ISLAND 1912 4 2 -1 -1 FD -1 -1 -1 -1 -1 -1 086.TIF EASTWARD 1912 4 2 -1 -1 OW -1 -1 -1 -1 -1 -1 086.TIF THE DOOR 1912 4 9 24 -1 DC -1 -1 -1 -1 -1 -1 087.TIF WEST OF ISLAND 1912 4 9 -1 -1 OW -1 -1 -1 -1 -1 -1 087.TIF EAST OF ISLAND 1912 4 16 -1 -1 FD -1 -1 DI -1 -1 -1 -1 088.TIF IN NEIGHBORING GREEN BAY 1912 4 16 -1 -1 OW -1 -1 -1 -1 -1 -1 088.TIF LAKE 1912 4 23 -1 -1 OW -1 -1 -1 -1 -1 -1 089.TIF 1913 4 8 15 18 -1 -1 -1 -1 -1 -1 095.TIF IN NEIGHBORING GREEN BAY 1913 4 8 -1 -1 FD -1 -1 -1 -1 -1 -1 095.TIF LAKE 1913 4 8 -1 -1 HF -1 -1 -1 -1 -1 -1 096.TIF IN NEIGHBORING GREEN BAY 1914 3 10 -1 -1 IP -1 -1 -1 -1 -1 -1 099.TIF DOOR BLUFF TO WASHINGTON ISL. 1914 3 10 -1 -1 OW -1 -1 -1 -1 -1 -1 099.TIF SOUTH 1914 3 17 -1 -1 OW -1 -1 -1 -1 -1 -1 100.TIF SOUTH 1914 3 17 -1 -1 OW -1 -1 -1 -1 -1 -1 100.TIF THE DOOR 1914 3 17 -1 -1 NC -1 -1 -1 -1 -1 -1 100.TIF IN NEIGHBORING GREEN BAY 1915 3 23 14 24 -1 -1 -1 -1 -1 -1 108.TIF DEATHS DOOR 1915 3 23 -1 -1 OW -1 -1 -1 -1 -1 -1 108.TIF EAST 1916 3 21 30 -1 -1 -1 -1 -1 -1 -1 115.TIF DETROIT HARBOR 1916 3 21 -1 -1 HF -1 -1 -1 -1 -1 -1 115.TIF TO THE NORTH & WEST 1916 3 28 21 -1 -1 -1 -1 -1 -1 -1 116.TIF 4Mi TO THE NORTHWEST 1916 3 28 -1 -1 OW -1 -1 -1 -1 -1 -1 116.TIF TO THE EAST 1917 3 20 12 30 -1 -1 -1 -1 -1 -1 122.TIF 1917 3 20 -1 -1 OW -1 -1 -1 -1 -1 -1 122.TIF EAST OF PILOT ISLAND 1917 3 27 -1 -1 BK -1 -1 -1 -1 -1 -1 123.TIF AROUND THE ISLAND 1917 3 27 -1 -1 OW -1 -1 -1 -1 -1 -1 123.TIF TO THE EAST 1917 4 24 -1 -1 OW -1 -1 -1 -1 -1 -1 127.TIF EAST OF ISLAND 1917 4 24 -1 -1 BK -1 -1 DC -1 -1 -1 -1 127.TIF WEST OF ISLAND 1918 3 12 30 -1 -1 -1 -1 -1 -1 -1 129.TIF IN NEIGHBORING GREEN BAY 1918 3 12 -1 -1 OW -1 -1 -1 -1 -1 -1 129.TIF EASTWARD 1918 3 19 30 -1 -1 -1 -1 -1 -1 -1 130.TIF IN NEIGHBORING GREEN BAY 1918 3 19 -1 -1 HF -1 -1 -1 -1 -1 -1 130.TIF EAST OF ISLAND 1918 3 26 -1 -1 BK -1 -1 -1 -1 -1 -1 131.TIF AROUND THE ISLAND 1918 3 26 -1 -1 OW -1 -1 -1 -1 -1 -1 131.TIF EASTWARD 1918 3 26 -1 -1 OW -1 -1 -1 -1 -1 -1 131.TIF TO 2Mi WEST OF THE DOOR 1919 3 19 -1 -1 OW -1 -1 -1 -1 -1 -1 139.TIF THE DOOR 1919 3 19 -1 -1 OW -1 -1 -1 -1 -1 -1 139.TIF LAKE 1919 3 19 -1 -1 OW -1 -1 -1 -1 -1 -1 139.TIF IN NEIGHBORING GREEN BAY 1921 3 8 -1 -1 FD -1 -1 DI -1 -1 -1 -1 146.TIF 1923 3 13 -1 -1 OW -1 -1 -1 -1 -1 -1 156.TIF TO CHICAGO 1926 3 16 -1 -1 OW -1 -1 -1 -1 -1 -1 178.TIF 1926 3 23 -1 -1 OW -1 -1 -1 -1 -1 -1 179.TIF THE DOOR 1930 3 11 -1 -1 IP -1 -1 -1 -1 -1 -1 203.TIF 1931 3 31 -1 -1 OW -1 -1 -1 -1 -1 -1 213.TIF 1932 3 15 8 -1 -1 -1 -1 -1 -1 -1 216.TIF 1935 3 26 -1 -1 FD -1 -1 DI -1 -1 -1 -1 240.TIF 1936 4 13 -1 -1 BK -1 -1 -1 -1 -1 -1 249.TIF 1937 4 5 -1 -1 BK -1 -1 DI -1 -1 -1 -1 258.TIF 1938 3 7 -1 -1 IP -1 -1 -1 -1 -1 -1 261.TIF TO 10Mi OUT 1938 3 14 -1 -1 LF -1 -1 -1 -1 -1 -1 262.TIF 1938 3 21 -1 -1 HF -1 -1 -1 -1 -1 -1 263.TIF 15Mi SOUTHEAST 1938 3 28 22 -1 SL -1 -1 WT -1 -1 -1 -1 264.TIF 1938 4 11 -1 -1 LF -1 -1 BK -1 -1 DI -1 -1 266.TIF 1939 3 13 20 -1 -1 -1 -1 -1 -1 -1 269.TIF 1939 3 20 23 -1 -1 -1 -1 -1 -1 -1 270.TIF 1939 3 27 -1 -1 BK -1 -1 FD -1 -1 DI -1 -1 271.TIF 1939 3 27 -1 -1 FD -1 -1 DI -1 -1 -1 -1 271.TIF TO UP AROUND THE NORTH SHORE 1939 4 3 -1 -1 LF -1 -1 -1 -1 -1 -1 272.TIF 1940 3 18 -1 -1 IP -1 -1 BV -1 -1 -1 -1 279.TIF 1941 3 17 18 -1 -1 -1 -1 -1 -1 -1 287.TIF 1941 3 17 -1 -1 OW -1 -1 -1 -1 -1 -1 287.TIF TO DETROIT ISLAND HARBOR 1941 3 24 -1 -1 IJ -1 -1 SW -1 -1 -1 -1 288.TIF WEST SIDE OF ISLAND 1941 3 31 -1 -1 HF -1 -1 DI -1 -1 -1 -1 289.TIF PASSAGES NEAR ISLAND 1941 4 7 -1 -1 OW -1 -1 BV -1 -1 -1 -1 290.TIF 1941 4 14 -1 -1 OW -1 -1 -1 -1 -1 -1 291.TIF TO ESCANABA 1942 4 6 -1 -1 DI -1 -1 -1 -1 -1 -1 296.TIF TO ACROSS BAY 1946 3 18 -1 -1 OW -1 -1 -1 -1 -1 -1 320.TIF NORTH & WEST 1948 3 22 -1 -1 SO -1 -1 -1 -1 -1 -1 337.TIF WESTWARD 1950 3 20 20 -1 IP -1 -1 BV -1 -1 -1 -1 352.TIF IN NEIGHBORING GREEN BAY 1950 3 20 3 4 -1 -1 -1 -1 -1 -1 352.TIF LAKE MICHIGAN 1950 4 17 -1 -1 IP -1 -1 BV -1 -1 WI -1 -1 356.TIF TO THE N & NW 1951 3 26 -1 -1 IP -1 -1 BV -1 -1 -1 -1 363.TIF TO THE W & N 1954 3 15 8 12 -1 -1 -1 -1 -1 -1 383.TIF TO 3Mi OUT 1954 3 22 -1 -1 OW -1 -1 -1 -1 -1 -1 384.TIF TO 4Mi TO THE NW 1956 3 12 -1 -1 OW -1 -1 BV -1 -1 -1 -1 401.TIF N & W OF LIFEBOAT STATION 1956 3 26 -1 -1 SW -1 -1 -1 -1 -1 -1 403.TIF 5Mi NORTH 1959 3 2 34 -1 -1 -1 -1 -1 -1 -1 424.TIF DETROIT HARBOR 1959 3 2 -1 -1 HF -1 -1 SC -1 -1 WI -1 -1 424.TIF IN NEIGHBORING GREEN BAY 1959 3 2 -1 -1 HF -1 -1 DI -1 -1 -1 -1 424.TIF LAKE MICHIGAN 1959 4 13 -1 -1 LF -1 -1 -1 -1 -1 -1 431.TIF SOUTH OF ISLAND 1960 2 19 14 -1 -1 -1 -1 -1 -1 -1 523.TIF 1964 3 23 -1 -1 DI -1 -1 -1 -1 -1 -1 469.TIF 1968 2 26 2 -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.