GREAT LAKES ENVIRONMENTAL RESEARCH LABORATORY, NOAA Climate Data Modernization Project National Weather Service Historical Great Lakes Ice Reports for Winters 1899 - 1970 Site No. 049, Approximate Location: 46.78 N. Latitude, 88.47 W. Longitude Site Name Sand Point Light on Lake Superior ---------------------------------------------------------------------------------------------------------- Year Mo Da T1 T2 C1 T1C1 T2C1 C2 T1C2 T2C2 C3 T1C3 T2C3 IMAGE Supplemental Information ---------------------------------------------------------------------------------------------------------- 1914 4 7 -1 -1 NC -1 -1 -1 -1 -1 -1 103.TIF BAY 1914 4 21 12 -1 RT -1 -1 -1 -1 -1 -1 105.TIF 1915 4 6 16 -1 NC -1 -1 -1 -1 -1 -1 110.TIF 1915 4 20 -1 -1 RT -1 -1 -1 -1 -1 -1 112.TIF 1916 3 21 24 -1 SO -1 -1 -1 -1 -1 -1 115.TIF 1916 4 18 12 14 RT -1 -1 -1 -1 -1 -1 119.TIF 1917 3 6 22 24 -1 -1 -1 -1 -1 -1 120.TIF 1917 3 13 22 24 NC -1 -1 -1 -1 -1 -1 121.TIF 1917 3 20 22 24 SC -1 -1 -1 -1 -1 -1 122.TIF 1917 3 27 12 24 SC -1 -1 -1 -1 -1 -1 123.TIF 1917 4 3 -1 -1 IP -1 -1 -1 -1 -1 -1 124.TIF 1917 4 10 -1 -1 NC -1 -1 -1 -1 -1 -1 125.TIF 1917 4 17 -1 -1 IP -1 -1 NC -1 -1 -1 -1 126.TIF 1918 3 26 -1 -1 RT -1 -1 -1 -1 -1 -1 131.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.