GREAT LAKES ENVIRONMENTAL RESEARCH LABORATORY, NOAA Climate Data Modernization Project National Weather Service Historical Great Lakes Ice Reports for Winters 1899 - 1970 Site No. 312, Approximate Location: 43.42 N. Latitude, 86.36 W. Longitude Site Name Montague on Lake Michigan ---------------------------------------------------------------------------------------------------------- Year Mo Da T1 T2 C1 T1C1 T2C1 C2 T1C2 T2C2 C3 T1C3 T2C3 IMAGE Supplemental Information ---------------------------------------------------------------------------------------------------------- 1947 3 3 10 16 -1 -1 -1 -1 -1 -1 326.TIF WHITE RIVER: LAKE MICHIGAN 1947 3 10 -1 -1 OW -1 -1 -1 -1 -1 -1 327.TIF WHITEHALL RIVER 1947 3 17 12 18 RT -1 -1 -1 -1 -1 -1 328.TIF WHITEHALL 1947 3 17 12 18 RT -1 -1 -1 -1 -1 -1 328.TIF WHITEHALL LAKE 1960 3 14 -1 -1 OW -1 -1 -1 -1 -1 -1 435.TIF CHANNEL 1960 3 14 -1 -1 OW -1 -1 -1 -1 -1 -1 435.TIF LAKE 1962 3 5 -1 -1 OW -1 -1 -1 -1 -1 -1 448.TIF TO 10Mi OUT 1965 3 29 -1 -1 IP -1 -1 BV -1 -1 -1 -1 478.TIF 1965 4 12 -1 -1 OW -1 -1 -1 -1 -1 -1 480.TIF OUTSIDE OF HARBOR ---------------------------------------------------------------------------------------------------------- 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.