GREAT LAKES ENVIRONMENTAL RESEARCH LABORATORY, NOAA Climate Data Modernization Project National Weather Service Historical Great Lakes Ice Reports for Winters 1899 - 1970 Site No. 411, Approximate Location: 41.54 N. Latitude, 82.71 W. Longitude Site Name Marblehead Harbor on Lake Erie ---------------------------------------------------------------------------------------------------------- Year Mo Da T1 T2 C1 T1C1 T2C1 C2 T1C2 T2C2 C3 T1C3 T2C3 IMAGE Supplemental Information ---------------------------------------------------------------------------------------------------------- 1916 3 7 10 -1 -1 -1 -1 -1 -1 -1 113.TIF 1930 3 11 -1 -1 OW -1 -1 -1 -1 -1 -1 203.TIF 1943 3 15 18 -1 -1 -1 -1 -1 -1 -1 300.TIF 1947 3 3 12 -1 -1 -1 -1 -1 -1 -1 326.TIF 1947 3 24 -1 -1 OW -1 -1 -1 -1 -1 -1 329.TIF 1950 3 6 4 6 -1 -1 -1 -1 -1 -1 350.TIF TO 300YDS OUT 1950 3 20 4 -1 WI 24 36 -1 -1 -1 -1 352.TIF 1950 3 27 6 -1 SI -1 -1 -1 -1 -1 -1 353.TIF 1952 3 17 -1 -1 OW -1 -1 -1 -1 -1 -1 370.TIF 1953 3 9 2 3 SI -1 -1 WI -1 -1 -1 -1 376.TIF 1954 3 8 -1 -1 SI -1 -1 -1 -1 -1 -1 382.TIF 1955 2 28 6 8 -1 -1 -1 -1 -1 -1 389.TIF ALONG SHORE: TO 100YDS OUT 1956 3 5 -1 -1 OW -1 -1 -1 -1 -1 -1 400.TIF 1956 3 12 -1 -1 OW -1 -1 -1 -1 -1 -1 401.TIF 1957 3 4 -1 -1 WI -1 -1 -1 -1 -1 -1 410.TIF SOUTH PASSAGE 1959 3 9 -1 -1 OW -1 -1 -1 -1 -1 -1 425.TIF IN ALL DIRECTIONS 1960 3 14 6 12 SC -1 -1 -1 -1 -1 -1 435.TIF 1960 3 21 8 14 SC -1 -1 WI -1 -1 -1 -1 436.TIF 1960 3 28 6 8 -1 -1 -1 -1 -1 -1 437.TIF 1962 2 26 8 10 FD -1 -1 FS -1 -1 WI -1 -1 447.TIF 1962 3 5 12 14 -1 -1 -1 -1 -1 -1 448.TIF 1962 3 12 10 16 FS -1 -1 CL -1 -1 WI -1 -1 449.TIF 1963 2 25 30 -1 FS -1 -1 CL -1 -1 -1 -1 456.TIF 1963 3 4 3 -1 -1 -1 -1 -1 -1 -1 457.TIF 1963 3 11 12 -1 -1 -1 -1 -1 -1 -1 458.TIF 1963 3 18 8 -1 -1 -1 -1 -1 -1 -1 459.TIF IN BASIN 1963 3 25 4 -1 -1 -1 -1 -1 -1 -1 460.TIF 1964 3 16 -1 -1 OW -1 -1 -1 -1 -1 -1 468.TIF 1965 3 1 4 8 SW -1 -1 -1 -1 -1 -1 474.TIF 1966 3 14 -1 -1 OW -1 -1 -1 -1 -1 -1 485.TIF 1967 3 6 6 -1 -1 -1 -1 -1 -1 -1 490.TIF 1969 2 24 12 -1 -1 -1 -1 -1 -1 -1 503.TIF 1969 3 3 9 -1 -1 -1 -1 -1 -1 -1 504.TIF (70% ICE COVER) 1969 3 10 7 -1 -1 -1 -1 -1 -1 -1 505.TIF (80% ICE COVER) 1969 3 17 5 -1 -1 -1 -1 -1 -1 -1 506.TIF (30% ICE COVER) 1969 3 24 -1 -1 OW -1 -1 -1 -1 -1 -1 507.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.