GREAT LAKES ENVIRONMENTAL RESEARCH LABORATORY, NOAA Climate Data Modernization Project National Weather Service Historical Great Lakes Ice Reports for Winters 1899 - 1970 Site No. 133, Approximate Location: 45.70 N. Latitude, 80.62 W. Longitude Site Name Gereaux on Lake Huron ---------------------------------------------------------------------------------------------------------- Year Mo Da T1 T2 C1 T1C1 T2C1 C2 T1C2 T2C2 C3 T1C3 T2C3 IMAGE Supplemental Information ---------------------------------------------------------------------------------------------------------- 1945 3 26 -1 -1 OW -1 -1 -1 -1 -1 -1 316.TIF 6Mi FROM LIGHTHOUSE 1947 3 31 -1 -1 SW -1 -1 -1 -1 -1 -1 330.TIF GEREAUX LIGHTHOUSE 1947 4 7 -1 -1 SW -1 -1 -1 -1 -1 -1 331.TIF BEYOND LIGHTHOUSE (BRITT) 1950 4 24 -1 -1 SO -1 -1 -1 -1 -1 -1 357.TIF LIGHTHOUSE: TO 1Mi OUT 1950 4 24 -1 -1 WI -1 -1 -1 -1 -1 -1 357.TIF LIGHTHOUSE: FROM 1 TO 3Mi OUT 1951 3 19 -1 -1 OW -1 -1 -1 -1 -1 -1 362.TIF LIGHTHOUSE: TO 2Mi OUT 1951 3 19 -1 -1 WI -1 -1 BV -1 -1 -1 -1 362.TIF LIGHTHOUSE: BEYOND 2Mi OUT 1951 3 26 -1 -1 OW -1 -1 -1 -1 -1 -1 363.TIF FROM LIGHTHOUSE: TO 2Mi OUT 1951 3 26 -1 -1 IP -1 -1 WI -1 -1 BV -1 -1 363.TIF FROM LIGHTHOUSE: BEYOND 2Mi OU 1952 3 24 -1 -1 OW -1 -1 -1 -1 -1 -1 371.TIF 2Mi OUT FROM LIGHTHOUSE 1952 4 14 -1 -1 SO -1 -1 -1 -1 -1 -1 374.TIF TO 1/2Mi OUT FROM LIGHTHOUSE 1952 4 14 -1 -1 SI -1 -1 WI -1 -1 -1 -1 374.TIF 1/2 TO 2 & 1/2Mi OUT FROM LIGH 1953 3 9 13 -1 SO -1 -1 -1 -1 -1 -1 376.TIF TO OLD GEREAUX TOWER 1953 3 9 -1 -1 WI -1 -1 -1 -1 -1 -1 376.TIF BEYOND OLD GEREAUX TOWER 1954 3 8 -1 -1 WI -1 -1 -1 -1 -1 -1 382.TIF GEREAUX ISLAND 1954 3 29 14 -1 WI -1 -1 BV -1 -1 -1 -1 385.TIF LIGHTHOUSE 1956 3 19 -1 -1 OW -1 -1 -1 -1 -1 -1 402.TIF 5Mi OUT FROM LIGHTHOUSE 1956 3 26 -1 -1 OW -1 -1 -1 -1 -1 -1 403.TIF 5Mi OUT FROM LIGHTHOUSE 1956 4 2 -1 -1 SW -1 -1 -1 -1 -1 -1 404.TIF BEYOND LIGHTHOUSE 1956 4 16 -1 -1 SO -1 -1 WI -1 -1 -1 -1 406.TIF FOR 2Mi IN LIGHTHOUSE VICINITY 1958 3 24 -1 -1 OW -1 -1 -1 -1 -1 -1 420.TIF 1Mi FROM LIGHTHOUSE 1958 3 31 -1 -1 OW -1 -1 -1 -1 -1 -1 421.TIF 1Mi OUT FROM GEREAUX ISLAND LT 1960 3 7 -1 -1 SO -1 -1 -1 -1 -1 -1 434.TIF TO 4Mi OUT FROM LIGHTHOUSE 1960 3 7 -1 -1 WI -1 -1 -1 -1 -1 -1 434.TIF BEYOND 4Mi OUT FROM LIGHTHOUSE 1960 3 28 -1 -1 IP -1 -1 WI -1 -1 -1 -1 437.TIF BEYOND 4Mi PAST LIGHTHOUSE 1961 4 3 -1 -1 SO -1 -1 -1 -1 -1 -1 445.TIF TO 1/2Mi BEYOND LIGHTHOUSE 1961 4 3 -1 -1 WI -1 -1 -1 -1 -1 -1 445.TIF 1/2 TO 1Mi OUT PAST LIGHTHOUSE 1961 4 3 20 -1 -1 -1 -1 -1 -1 -1 445.TIF CHANNEL 1961 4 10 -1 -1 OW -1 -1 -1 -1 -1 -1 446.TIF BEYOND LIGHTHOUSE 1962 3 26 -1 -1 OW -1 -1 -1 -1 -1 -1 451.TIF 6Mi OUT FROM ISLAND LIGHT 1962 4 2 -1 -1 SO -1 -1 -1 -1 -1 -1 452.TIF TO 6Mi BEYOND GEREAUX ISLAND 1962 4 16 -1 -1 SO -1 -1 WI -1 -1 BV -1 -1 454.TIF CHANNEL: AT LIGHTHOUSE 1963 4 8 -1 -1 SO -1 -1 BV -1 -1 -1 -1 462.TIF FROM LIGHTHOUSE 1964 3 9 -1 -1 OW -1 -1 -1 -1 -1 -1 467.TIF 2Mi OUT FROM LIGHTHOUSE 1964 3 30 -1 -1 IP -1 -1 -1 -1 -1 -1 470.TIF TO 2Mi OUT FROM LIGHTHOUSE 1964 4 6 -1 -1 SO -1 -1 WI -1 -1 -1 -1 471.TIF LIGHTHOUSE 1965 4 26 -1 -1 SO -1 -1 -1 -1 -1 -1 482.TIF LIGHTHOUSE 1966 3 14 -1 -1 SW -1 -1 -1 -1 -1 -1 485.TIF 2Mi OUT FROM LIGHTHOUSE 1966 3 21 -1 -1 OW -1 -1 -1 -1 -1 -1 486.TIF 2Mi OUT FROM LIGHTHOUSE ---------------------------------------------------------------------------------------------------------- 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.