GREAT LAKES ENVIRONMENTAL RESEARCH LABORATORY, NOAA Climate Data Modernization Project National Weather Service Historical Great Lakes Ice Reports for Winters 1899 - 1970 Site No. 354, Approximate Location: 42.90 N. Latitude, 82.48 W. Longitude Site Name Marysville on St. Clair River ---------------------------------------------------------------------------------------------------------- Year Mo Da T1 T2 C1 T1C1 T2C1 C2 T1C2 T2C2 C3 T1C3 T2C3 IMAGE Supplemental Information ---------------------------------------------------------------------------------------------------------- 1920 3 16 -1 -1 OW -1 -1 -1 -1 -1 -1 141.TIF TO ST. CLAIR 1928 3 20 -1 -1 OW -1 -1 -1 -1 -1 -1 192.TIF 1938 3 7 -1 -1 IJ -1 -1 -1 -1 -1 -1 261.TIF TO PEARL BEACH 1962 3 5 -1 -1 OW -1 -1 -1 -1 -1 -1 448.TIF 1962 3 19 -1 -1 LI -1 -1 -1 -1 -1 -1 450.TIF TO ALGONAC 1963 3 4 -1 -1 OW -1 -1 -1 -1 -1 -1 457.TIF IN BOTH DIRECTIONS ---------------------------------------------------------------------------------------------------------- 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.