GREAT LAKES ENVIRONMENTAL RESEARCH LABORATORY, NOAA Climate Data Modernization Project National Weather Service Historical Great Lakes Ice Reports for Winters 1899 - 1970 Site No. 083, Approximate Location: 46.42 N. Latitude, 86.64 W. Longitude Site Name Munising on Lake Superior ---------------------------------------------------------------------------------------------------------- Year Mo Da T1 T2 C1 T1C1 T2C1 C2 T1C2 T2C2 C3 T1C3 T2C3 IMAGE Supplemental Information ---------------------------------------------------------------------------------------------------------- 1901 4 9 -1 -1 IP -1 -1 BV -1 -1 -1 -1 016.TIF 1907 3 19 -1 -1 IP -1 -1 -1 -1 -1 -1 053.TIF LAKE 1908 3 31 -1 -1 FD -1 -1 -1 -1 -1 -1 524.TIF TO 10Mi OUT 1908 4 7 -1 -1 SO -1 -1 -1 -1 -1 -1 061.TIF TO ABOUT 8Mi OUT 1908 4 14 -1 -1 RT -1 -1 -1 -1 -1 -1 062.TIF IN THE BAY TO 8Mi OUT 1908 4 21 -1 -1 RT -1 -1 BK -1 -1 -1 -1 063.TIF CHANNEL 1908 4 21 -1 -1 IP -1 -1 -1 -1 -1 -1 063.TIF TO ABOUT 6Mi OUT 1910 3 1 -1 -1 FD -1 -1 -1 -1 -1 -1 071.TIF LAKE 1910 3 15 -1 -1 OW -1 -1 -1 -1 -1 -1 073.TIF BEYOND GRAND ISLAND 1910 3 29 -1 -1 RT -1 -1 -1 -1 -1 -1 075.TIF BAY 1910 3 29 -1 -1 OW -1 -1 -1 -1 -1 -1 075.TIF BEYOND GRAND ISLAND 1910 4 5 -1 -1 OW -1 -1 -1 -1 -1 -1 076.TIF BAY 1910 4 5 -1 -1 OW -1 -1 -1 -1 -1 -1 076.TIF LAKE 1911 3 14 -1 -1 SO -1 -1 -1 -1 -1 -1 078.TIF BAY 1911 3 21 -1 -1 FD -1 -1 -1 -1 -1 -1 079.TIF LAKE 1911 3 28 -1 -1 RT -1 -1 -1 -1 -1 -1 080.TIF BAY 1911 3 28 -1 -1 OW -1 -1 -1 -1 -1 -1 080.TIF OUTSIDE GRAND ISLAND 1911 4 4 -1 -1 OW -1 -1 -1 -1 -1 -1 081.TIF OUTSIDE GRAND ISLAND 1912 3 12 -1 -1 SO -1 -1 -1 -1 -1 -1 083.TIF BAY 1912 3 12 -1 -1 FD -1 -1 -1 -1 -1 -1 083.TIF LAKE 1912 4 9 -1 -1 RT -1 -1 -1 -1 -1 -1 087.TIF BAY 1913 3 18 -1 -1 FD -1 -1 -1 -1 -1 -1 092.TIF LAKE 1914 4 7 -1 -1 FD -1 -1 -1 -1 -1 -1 103.TIF LAKE 1914 4 14 -1 -1 NC -1 -1 -1 -1 -1 -1 104.TIF 1914 4 21 -1 -1 OW -1 -1 -1 -1 -1 -1 105.TIF INSIDE GRAND ISLAND 1915 3 9 20 -1 SC 8 -1 -1 -1 -1 -1 106.TIF BAY 1915 3 9 -1 -1 BK -1 -1 -1 -1 -1 -1 106.TIF OUTSIDE GRAND ISLAND 1915 3 23 -1 -1 IP -1 -1 -1 -1 -1 -1 108.TIF LAKE 1915 3 23 -1 -1 SO -1 -1 NC -1 -1 -1 -1 108.TIF BAY 1915 3 30 -1 -1 FD -1 -1 -1 -1 -1 -1 109.TIF LAKE 1915 4 6 18 -1 -1 -1 -1 -1 -1 -1 110.TIF 1915 4 13 6 -1 RT -1 -1 -1 -1 -1 -1 111.TIF WEST CHANNEL 1915 4 13 12 -1 RT -1 -1 -1 -1 -1 -1 111.TIF BAY 1915 4 20 -1 -1 RT -1 -1 BK -1 -1 -1 -1 112.TIF BAY 1916 3 28 26 -1 SO -1 -1 -1 -1 -1 -1 116.TIF 1920 4 13 10 -1 SO -1 -1 SL 8 10 -1 -1 145.TIF 1920 4 13 -1 -1 OW -1 -1 -1 -1 -1 -1 145.TIF WEST CHANNEL TO THE "NARROWS" 1920 4 13 -1 -1 SO -1 -1 -1 -1 -1 -1 145.TIF BAY 1932 3 8 7 -1 -1 -1 -1 -1 -1 -1 215.TIF BAY 1933 3 7 -1 -1 OW -1 -1 -1 -1 -1 -1 220.TIF OUTSIDE EAST CHANNEL 1933 3 14 -1 -1 SO -1 -1 -1 -1 -1 -1 221.TIF 1933 3 21 -1 -1 IP -1 -1 BV -1 -1 -1 -1 222.TIF 1934 5 1 -1 -1 IP -1 -1 -1 -1 -1 -1 236.TIF OUT TO SOME DISTANCE 1935 3 12 -1 -1 FD -1 -1 BV -1 -1 -1 -1 238.TIF 1935 3 19 -1 -1 FD -1 -1 BV -1 -1 -1 -1 239.TIF LAKE 1935 4 16 -1 -1 IP -1 -1 -1 -1 -1 -1 243.TIF 1936 3 30 -1 -1 FD -1 -1 SO -1 -1 BV -1 -1 247.TIF 1936 4 27 -1 -1 IP -1 -1 BV -1 -1 -1 -1 251.TIF 1938 3 28 -1 -1 OW -1 -1 -1 -1 -1 -1 264.TIF 1938 4 4 -1 -1 DI -1 -1 -1 -1 -1 -1 265.TIF BAY 1938 4 11 -1 -1 IP -1 -1 -1 -1 -1 -1 266.TIF TO A SHORT DISTANCE OUT 1939 3 27 -1 -1 IP -1 -1 -1 -1 -1 -1 271.TIF TO 6Mi OUT 1939 4 10 -1 -1 DI -1 -1 -1 -1 -1 -1 273.TIF 1939 4 24 -1 -1 IP -1 -1 BV -1 -1 -1 -1 275.TIF LAKE 1939 5 1 -1 -1 SW -1 -1 -1 -1 -1 -1 276.TIF 1940 3 11 -1 -1 OW -1 -1 -1 -1 -1 -1 278.TIF 1940 4 8 -1 -1 IP -1 -1 -1 -1 -1 -1 282.TIF TO 3Mi OUT 1940 4 22 -1 -1 OW -1 -1 -1 -1 -1 -1 284.TIF 1941 3 3 -1 -1 SO -1 -1 WI -1 -1 -1 -1 285.TIF TO 7Mi OUT 1941 3 10 -1 -1 WI -1 -1 -1 -1 -1 -1 286.TIF TO 5Mi OUT 1941 3 10 -1 -1 DI -1 -1 -1 -1 -1 -1 286.TIF BEYOND 5Mi OUT 1941 3 17 -1 -1 IP -1 -1 BV -1 -1 WI -1 -1 287.TIF 1941 3 24 10 -1 -1 -1 -1 -1 -1 -1 288.TIF EAST CHANNEL 1941 3 24 -1 -1 FD -1 -1 SO -1 -1 WI -1 -1 288.TIF TO 6Mi OUT 1941 3 31 -1 -1 IP -1 -1 -1 -1 -1 -1 289.TIF TO 6Mi OUT 1941 4 14 -1 -1 IP -1 -1 -1 -1 -1 -1 291.TIF TO 6Mi OUT 1942 3 9 -1 -1 IP -1 -1 BV -1 -1 -1 -1 292.TIF 1942 3 16 -1 -1 OW -1 -1 -1 -1 -1 -1 293.TIF 1942 3 23 -1 -1 DI -1 -1 -1 -1 -1 -1 294.TIF LAKE 1942 4 6 -1 -1 IP -1 -1 SW -1 -1 -1 -1 296.TIF 1942 4 13 -1 -1 OW -1 -1 -1 -1 -1 -1 297.TIF 1943 4 12 -1 -1 IP -1 -1 BV -1 -1 -1 -1 304.TIF LAKE 1943 4 19 -1 -1 RT -1 -1 -1 -1 -1 -1 305.TIF CHANNELS 1943 4 26 -1 -1 FD -1 -1 -1 -1 -1 -1 306.TIF 1944 3 20 -1 -1 IP -1 -1 BV -1 -1 -1 -1 310.TIF 1944 4 10 -1 -1 IP -1 -1 BV -1 -1 -1 -1 313.TIF BOTH ENTRANCES 1947 4 14 10 24 RT -1 -1 -1 -1 -1 -1 332.TIF TO 1Mi BEYOND GRAND ISL. LIGHT 1948 3 8 10 24 -1 -1 -1 -1 -1 -1 335.TIF 1948 3 8 -1 -1 FD -1 -1 BV -1 -1 -1 -1 335.TIF LAKE 1948 3 22 -1 -1 IP -1 -1 BV -1 -1 -1 -1 337.TIF LAKE 1949 3 7 4 5 -1 -1 -1 -1 -1 -1 341.TIF CHANNELS 1949 3 14 -1 -1 FD -1 -1 -1 -1 -1 -1 343.TIF TROUT POINT TO MINERS CASTLE 1949 3 21 -1 -1 FD -1 -1 SC -1 -1 BV -1 -1 345.TIF LAKE 1950 2 16 -1 -1 OW -1 -1 -1 -1 -1 -1 348.TIF LAKE: BEYOND GRAND ISLAND 1950 3 6 24 -1 SO -1 -1 SC -1 -1 -1 -1 350.TIF 1950 3 20 20 24 -1 -1 -1 -1 -1 -1 352.TIF INNER & OUTER BAYS 1950 3 27 -1 -1 IP -1 -1 BV -1 -1 -1 -1 353.TIF LAKE 1950 4 3 -1 -1 SW -1 -1 NS -1 -1 -1 -1 354.TIF CHANNEL 1950 4 17 -1 -1 FD -1 -1 BV -1 -1 -1 -1 356.TIF LAKE 1950 4 24 -1 -1 FD -1 -1 BV -1 -1 -1 -1 357.TIF LAKE 1950 5 1 -1 -1 SW -1 -1 -1 -1 -1 -1 358.TIF EAST CHANNEL 1951 2 26 -1 -1 FD -1 -1 BV -1 -1 -1 -1 359.TIF LAKE 1951 3 12 15 -1 -1 -1 -1 -1 -1 -1 361.TIF TO NORTH END OF GRAND ISLAND 1951 3 12 -1 -1 FD -1 -1 DI -1 -1 -1 -1 361.TIF LAKE 1951 3 19 -1 -1 SO -1 -1 -1 -1 -1 -1 362.TIF TO WOOD ISLAND IN WEST CHANNEL 1951 3 19 -1 -1 SO -1 -1 -1 -1 -1 -1 362.TIF TO TROUT POINT IN EAST CHANNEL 1951 4 2 -1 -1 OW -1 -1 -1 -1 -1 -1 364.TIF EAST CHANNEL: TO TROUT POINT 1952 3 10 14 18 -1 -1 -1 -1 -1 -1 369.TIF BAY 1952 3 10 -1 -1 IP -1 -1 WI -1 -1 -1 -1 369.TIF BETWEEN TROUT & CASTLE POINTS 1952 3 24 -1 -1 IP -1 -1 -1 -1 -1 -1 371.TIF W CHANNEL: TO WOOD ISLAND 1952 3 24 -1 -1 IP -1 -1 WI -1 -1 -1 -1 371.TIF E CHANNEL: TO TROUT POINT 1952 3 24 -1 -1 OW -1 -1 -1 -1 -1 -1 371.TIF E CHANNEL: BEYOND TROUT POINT 1952 3 31 -1 -1 WI -1 -1 BV -1 -1 -1 -1 372.TIF EAST CHANNEL 1952 4 7 -1 -1 PI -1 -1 -1 -1 -1 -1 373.TIF TO 3Mi OUT 1952 4 7 -1 -1 OW -1 -1 -1 -1 -1 -1 373.TIF BEYOND 3Mi OUT 1952 4 14 15 -1 RT -1 -1 -1 -1 -1 -1 374.TIF BAY 1952 4 14 -1 -1 OW -1 -1 -1 -1 -1 -1 374.TIF BEYOND THE BAY 1953 2 24 16 -1 -1 -1 -1 -1 -1 -1 375.TIF BAY: TO SAND POINT 1953 2 24 -1 -1 FD -1 -1 DI -1 -1 BV -1 -1 375.TIF BEYOND SAND POINT 1953 3 9 -1 -1 FD -1 -1 PI -1 -1 -1 -1 376.TIF EAST CHANNEL 1953 3 23 -1 -1 OW -1 -1 -1 -1 -1 -1 379.TIF BEYOND SAND POINT 1953 3 30 8 -1 RT -1 -1 -1 -1 -1 -1 380.TIF BAY 1953 3 30 -1 -1 OW -1 -1 -1 -1 -1 -1 380.TIF BEYOND WILLIAMS ISLAND 1954 3 8 12 14 -1 -1 -1 -1 -1 -1 382.TIF BAY: TO SAND POINT 1954 3 8 -1 -1 OW -1 -1 -1 -1 -1 -1 382.TIF OUTSIDE OF WOOD ISLAND 1954 3 8 -1 -1 DI -1 -1 -1 -1 -1 -1 382.TIF EAST CHANNEL: TO TROUT POINT 1954 3 8 -1 -1 OW -1 -1 -1 -1 -1 -1 382.TIF EAST CHANNEL: BEYOND TROUT PT. 1954 3 15 -1 -1 IP -1 -1 -1 -1 -1 -1 383.TIF TO 14Mi OUT 1954 3 22 10 12 -1 -1 -1 -1 -1 -1 384.TIF BAY 1954 3 29 8 10 -1 -1 -1 -1 -1 -1 385.TIF BAY 1954 3 29 -1 -1 OW -1 -1 -1 -1 -1 -1 385.TIF EAST CHANNEL 1954 3 29 -1 -1 IP -1 -1 SW -1 -1 -1 -1 385.TIF COAST GUARD TO MINERS CASTLE 1954 3 29 -1 -1 IP -1 -1 -1 -1 -1 -1 385.TIF WEST CHANNEL 1954 4 5 -1 -1 IP -1 -1 -1 -1 -1 -1 386.TIF E CHANNEL: TO TROUT POINT 1954 4 5 -1 -1 IP -1 -1 BV -1 -1 -1 -1 386.TIF WEST CHANNEL 1954 4 12 10 12 -1 -1 -1 -1 -1 -1 387.TIF BAY 1954 4 12 -1 -1 OW -1 -1 -1 -1 -1 -1 387.TIF SAND ISLAND TO WOOD POINT 1954 4 12 -1 -1 IP -1 -1 -1 -1 -1 -1 387.TIF W CHANNEL: TO WOOD ISLAND REEF 1954 4 12 -1 -1 OW -1 -1 -1 -1 -1 -1 387.TIF EAST CHANNEL 1954 4 19 -1 -1 RT -1 -1 SW -1 -1 -1 -1 388.TIF BAY 1954 4 19 -1 -1 OW -1 -1 -1 -1 -1 -1 388.TIF EAST CHANNEL 1956 2 27 -1 -1 FD -1 -1 WI -1 -1 BV -1 -1 397.TIF LAKE 1956 3 5 -1 -1 FD -1 -1 BV -1 -1 -1 -1 399.TIF LAKE 1956 3 12 -1 -1 FD -1 -1 WI -1 -1 BV -1 -1 401.TIF LAKE 1956 3 19 -1 -1 FD -1 -1 WI -1 -1 BV -1 -1 402.TIF LAKE 1956 4 2 -1 -1 FD -1 -1 DI -1 -1 -1 -1 404.TIF WEST CHANNEL 1956 4 2 -1 -1 IP -1 -1 BV -1 -1 -1 -1 404.TIF LAKE 1956 4 16 -1 -1 OW -1 -1 -1 -1 -1 -1 406.TIF W CHANNEL: TO WILLIAMS LANDING 1956 4 16 -1 -1 OW -1 -1 -1 -1 -1 -1 406.TIF MAIN CHANNEL: TO SAND POINT 1956 4 16 -1 -1 DI -1 -1 -1 -1 -1 -1 406.TIF LAKE 1957 4 1 24 -1 CL -1 -1 WI -1 -1 -1 -1 414.TIF WEST CHANNEL 1959 3 9 -1 -1 FD -1 -1 BV -1 -1 -1 -1 425.TIF 1959 4 6 -1 -1 FD -1 -1 BV -1 -1 -1 -1 430.TIF 1959 4 20 -1 -1 FD -1 -1 BV -1 -1 -1 -1 432.TIF LAKE 1959 4 27 -1 -1 FD -1 -1 BV -1 -1 WI -1 -1 433.TIF 1960 2 29 -1 -1 FD -1 -1 BV -1 -1 -1 -1 522.TIF LAKE 1960 3 7 -1 -1 FD -1 -1 SM -1 -1 BV -1 -1 434.TIF 1960 3 14 -1 -1 FD -1 -1 BV -1 -1 -1 -1 435.TIF 1960 3 21 -1 -1 FD -1 -1 BV -1 -1 -1 -1 436.TIF LAKE 1960 3 28 -1 -1 FD -1 -1 BV -1 -1 -1 -1 437.TIF LAKE 1960 4 4 -1 -1 IP -1 -1 BV -1 -1 WI -1 -1 438.TIF 1960 4 11 10 14 IP -1 -1 BV -1 -1 WI -1 -1 439.TIF 1961 3 6 -1 -1 FD -1 -1 BV -1 -1 WI -1 -1 441.TIF BOTH CHANNELS 1961 3 13 -1 -1 FD -1 -1 BV -1 -1 -1 -1 442.TIF 1961 3 20 -1 -1 FD -1 -1 SM -1 -1 BV -1 -1 443.TIF BOTH CHANNELS 1961 3 27 14 -1 CL -1 -1 SC 8 -1 SL -1 -1 444.TIF BOTH CHANNELS 1961 4 3 -1 -1 FS -1 -1 BV -1 -1 -1 -1 445.TIF BOTH CHANNELS 1961 4 10 12 -1 CL -1 -1 SL 2 -1 BV -1 -1 446.TIF BOTH CHANNELS 1961 4 10 -1 -1 SW -1 -1 -1 -1 -1 -1 446.TIF MOUTH OF ANNIE RIVER 1962 3 12 -1 -1 FD -1 -1 SC 6 8 BV -1 -1 449.TIF 1962 3 19 -1 -1 WI -1 -1 -1 -1 -1 -1 450.TIF E CHANNEL 1962 4 2 -1 -1 WI -1 -1 -1 -1 -1 -1 452.TIF E CHANNEL 1962 4 9 -1 -1 FD -1 -1 BV -1 -1 -1 -1 453.TIF 1962 4 9 -1 -1 WI -1 -1 -1 -1 -1 -1 453.TIF E CHANNEL 1962 4 16 -1 -1 FD -1 -1 BV -1 -1 -1 -1 454.TIF 1962 4 16 -1 -1 WI -1 -1 -1 -1 -1 -1 454.TIF E CHANNEL 1962 4 23 -1 -1 FD -1 -1 BV -1 -1 -1 -1 455.TIF 1963 2 25 -1 -1 SM -1 -1 SC 6 8 BV -1 -1 456.TIF 1963 4 15 -1 -1 FD -1 -1 BV -1 -1 -1 -1 463.TIF LAKE 1964 3 23 -1 -1 OW -1 -1 BV -1 -1 -1 -1 469.TIF BEYOND HARBOR ENTRANCE 1964 3 30 -1 -1 OW -1 -1 -1 -1 -1 -1 470.TIF BEYOND HARBOR ENTRANCE 1965 3 22 -1 -1 IP -1 -1 BV -1 -1 -1 -1 477.TIF 1965 4 12 -1 -1 IP -1 -1 BV -1 -1 -1 -1 480.TIF 1965 4 26 -1 -1 DI -1 -1 RT -1 -1 -1 -1 482.TIF 1966 3 7 -1 -1 FS -1 -1 CL -1 -1 BV -1 -1 484.TIF 1967 3 27 -1 -1 WT -1 -1 -1 -1 -1 -1 493.TIF TO GRAND MARAIS, MI 1968 2 26 15 -1 -1 -1 -1 -1 -1 -1 521.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.