GREAT LAKES ENVIRONMENTAL RESEARCH LABORATORY, NOAA Climate Data Modernization Project National Weather Service Historical Great Lakes Ice Reports for Winters 1899 - 1970 Site No. 305, Approximate Location: 43.96 N. Latitude, 86.45 W. Longitude Site Name Pere Marquette Lake on Lake Michigan ---------------------------------------------------------------------------------------------------------- Year Mo Da T1 T2 C1 T1C1 T2C1 C2 T1C2 T2C2 C3 T1C3 T2C3 IMAGE Supplemental Information ---------------------------------------------------------------------------------------------------------- 1901 3 5 15 -1 -1 -1 -1 -1 -1 -1 011.TIF 1901 3 26 12 -1 -1 -1 -1 -1 -1 -1 014.TIF 1902 3 4 14 -1 -1 -1 -1 -1 -1 -1 019.TIF 1902 3 18 -1 -1 IP -1 -1 -1 -1 -1 -1 021.TIF 1903 3 3 14 -1 -1 -1 -1 -1 -1 -1 024.TIF 1904 3 1 20 -1 -1 -1 -1 -1 -1 -1 029.TIF 1907 3 26 -1 -1 OW -1 -1 -1 -1 -1 -1 054.TIF 1908 3 24 6 -1 RT -1 -1 -1 -1 -1 -1 060.TIF 1909 3 2 10 -1 -1 -1 -1 -1 -1 -1 064.TIF UPPER END OF LAKE 1909 3 9 8 -1 -1 -1 -1 -1 -1 -1 065.TIF 1909 3 30 -1 -1 BK -1 -1 RI -1 -1 -1 -1 068.TIF 1910 3 29 -1 -1 OW -1 -1 -1 -1 -1 -1 075.TIF 1947 3 17 12 -1 RT -1 -1 -1 -1 -1 -1 328.TIF 1947 3 24 -1 -1 RT -1 -1 -1 -1 -1 -1 329.TIF 1947 4 7 -1 -1 BK -1 -1 RT -1 -1 -1 -1 331.TIF 1948 3 1 -1 -1 BK -1 -1 -1 -1 -1 -1 334.TIF 1948 3 15 -1 -1 IP -1 -1 -1 -1 -1 -1 336.TIF 3/4 OF LAKE 1948 3 22 10 12 -1 -1 -1 -1 -1 -1 337.TIF 1949 3 7 5 6 RT -1 -1 -1 -1 -1 -1 341.TIF 1/2 OF LAKE 1950 2 27 18 -1 SO -1 -1 -1 -1 -1 -1 349.TIF 1950 3 6 18 20 -1 -1 -1 -1 -1 -1 350.TIF 1950 3 20 12 -1 SO -1 -1 -1 -1 -1 -1 352.TIF 1950 3 27 -1 -1 RT -1 -1 -1 -1 -1 -1 353.TIF 1951 3 5 10 -1 SO -1 -1 -1 -1 -1 -1 360.TIF HALF OF LAKE 1952 3 3 6 8 -1 -1 -1 -1 -1 -1 368.TIF 1952 3 17 6 -1 -1 -1 -1 -1 -1 -1 370.TIF 1952 3 24 6 -1 RT -1 -1 -1 -1 -1 -1 371.TIF 1953 3 2 8 -1 -1 -1 -1 -1 -1 -1 528.TIF 1953 3 9 8 -1 -1 -1 -1 -1 -1 -1 376.TIF 1954 3 1 8 -1 RT -1 -1 -1 -1 -1 -1 381.TIF 1954 3 8 5 6 RT -1 -1 -1 -1 -1 -1 382.TIF 1954 3 15 4 -1 RT -1 -1 -1 -1 -1 -1 383.TIF 1955 3 7 10 -1 -1 -1 -1 -1 -1 -1 391.TIF 1956 3 5 12 14 -1 -1 -1 -1 -1 -1 399.TIF 1956 3 19 12 -1 -1 -1 -1 -1 -1 -1 402.TIF 1957 2 25 12 -1 -1 -1 -1 -1 -1 -1 407.TIF 1957 3 4 10 -1 SO -1 -1 CL -1 -1 -1 -1 409.TIF 1957 3 11 10 -1 -1 -1 -1 -1 -1 -1 411.TIF 1958 2 24 20 -1 -1 -1 -1 -1 -1 -1 416.TIF 1958 3 10 20 -1 -1 -1 -1 -1 -1 -1 418.TIF 1959 3 16 20 -1 SO -1 -1 -1 -1 -1 -1 426.TIF 1959 3 23 20 -1 FS -1 -1 -1 -1 -1 -1 427.TIF 1959 3 30 16 -1 RT -1 -1 -1 -1 -1 -1 429.TIF 1960 3 14 14 -1 -1 -1 -1 -1 -1 -1 435.TIF SOUTH HALF 1960 3 21 14 -1 -1 -1 -1 -1 -1 -1 436.TIF SOUTH HALF 1961 2 27 18 -1 RT -1 -1 -1 -1 -1 -1 440.TIF 1961 3 6 -1 -1 RT -1 -1 BK -1 -1 -1 -1 441.TIF 1961 3 13 8 9 RT -1 -1 -1 -1 -1 -1 442.TIF SOUTHERN 1/3 1962 2 26 24 -1 -1 -1 -1 -1 -1 -1 447.TIF 1962 3 12 -1 -1 OW -1 -1 -1 -1 -1 -1 449.TIF BELOW FERRY DOCKS 1962 3 26 24 -1 RT -1 -1 -1 -1 -1 -1 451.TIF 1965 3 22 -1 -1 RT -1 -1 -1 -1 -1 -1 477.TIF 1965 3 29 -1 -1 RF -1 -1 -1 -1 -1 -1 478.TIF 1965 4 5 -1 -1 RT -1 -1 -1 -1 -1 -1 479.TIF 1965 4 12 -1 -1 BK -1 -1 RT -1 -1 -1 -1 480.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.