GREAT LAKES ENVIRONMENTAL RESEARCH LABORATORY, NOAA Climate Data Modernization Project National Weather Service Historical Great Lakes Ice Reports for Winters 1899 - 1970 Site No. 171, Approximate Location: 44.60 N. Latitude, 80.93 W. Longitude Site Name Owen Sound Harbor on Lake Huron ---------------------------------------------------------------------------------------------------------- Year Mo Da T1 T2 C1 T1C1 T2C1 C2 T1C2 T2C2 C3 T1C3 T2C3 IMAGE Supplemental Information ---------------------------------------------------------------------------------------------------------- 1910 3 22 6 -1 -1 -1 -1 -1 -1 -1 074.TIF 1910 3 29 -1 -1 OW -1 -1 -1 -1 -1 -1 075.TIF 1911 3 7 6 -1 SO -1 -1 -1 -1 -1 -1 077.TIF 1911 3 14 5 -1 BK -1 -1 -1 -1 -1 -1 078.TIF 1911 3 21 4 -1 -1 -1 -1 -1 -1 -1 079.TIF 1911 3 28 4 -1 -1 -1 -1 -1 -1 -1 080.TIF 1912 3 26 18 -1 -1 -1 -1 -1 -1 -1 085.TIF 1912 4 2 16 -1 RT -1 -1 -1 -1 -1 -1 086.TIF 1912 4 16 10 -1 -1 -1 -1 -1 -1 -1 088.TIF 1934 3 20 20 30 -1 -1 -1 -1 -1 -1 230.TIF 1934 4 3 24 -1 -1 -1 -1 -1 -1 -1 232.TIF 1934 4 17 -1 -1 OW -1 -1 -1 -1 -1 -1 234.TIF 1936 3 23 -1 -1 BK -1 -1 -1 -1 -1 -1 246.TIF 1938 3 7 8 -1 -1 -1 -1 -1 -1 -1 261.TIF 1938 3 21 6 10 -1 -1 -1 -1 -1 -1 263.TIF 1938 3 28 -1 -1 OW -1 -1 -1 -1 -1 -1 264.TIF 1939 4 3 4 8 -1 -1 -1 -1 -1 -1 272.TIF 1940 3 18 8 12 -1 -1 -1 -1 -1 -1 279.TIF 1941 4 7 -1 -1 OW -1 -1 -1 -1 -1 -1 290.TIF 1942 3 9 7 -1 -1 -1 -1 -1 -1 -1 292.TIF 1942 3 16 6 -1 -1 -1 -1 -1 -1 -1 293.TIF 1942 3 23 6 -1 RT -1 -1 -1 -1 -1 -1 294.TIF 1942 3 30 -1 -1 DI -1 -1 -1 -1 -1 -1 295.TIF 1943 4 5 8 12 -1 -1 -1 -1 -1 -1 303.TIF 1944 3 27 7 8 -1 -1 -1 -1 -1 -1 311.TIF 1944 4 3 7 10 -1 -1 -1 -1 -1 -1 312.TIF 1944 4 10 7 8 RT -1 -1 -1 -1 -1 -1 313.TIF 1944 4 17 -1 -1 DI -1 -1 -1 -1 -1 -1 314.TIF 1946 3 4 8 -1 -1 -1 -1 -1 -1 -1 318.TIF 1946 3 18 -1 -1 OW -1 -1 -1 -1 -1 -1 320.TIF 1946 3 25 -1 -1 OW -1 -1 -1 -1 -1 -1 321.TIF 1947 3 24 6 8 -1 -1 -1 -1 -1 -1 329.TIF 1947 4 7 8 10 -1 -1 -1 -1 -1 -1 331.TIF 1947 4 14 -1 -1 OW -1 -1 -1 -1 -1 -1 332.TIF 1947 4 21 -1 -1 OW -1 -1 -1 -1 -1 -1 333.TIF 1948 3 8 10 14 -1 -1 -1 -1 -1 -1 335.TIF 1948 3 15 10 14 SO -1 -1 -1 -1 -1 -1 336.TIF 1948 3 22 10 14 RT -1 -1 -1 -1 -1 -1 337.TIF 1948 3 29 -1 -1 OW -1 -1 -1 -1 -1 -1 338.TIF 1949 3 7 2 6 -1 -1 -1 -1 -1 -1 342.TIF 1949 3 14 2 -1 -1 -1 -1 -1 -1 -1 344.TIF 1949 3 28 -1 -1 OW -1 -1 BV -1 -1 -1 -1 347.TIF 1950 2 27 4 -1 -1 -1 -1 -1 -1 -1 349.TIF TO 5Mi OUT 1950 3 13 6 8 IP -1 -1 BV -1 -1 -1 -1 351.TIF 1950 3 27 6 8 -1 -1 -1 -1 -1 -1 353.TIF TO 6 TO 8Mi OUT 1951 3 5 6 10 -1 -1 -1 -1 -1 -1 360.TIF 1951 3 12 -1 -1 OW -1 -1 -1 -1 -1 -1 361.TIF 1951 3 26 -1 -1 OW -1 -1 -1 -1 -1 -1 363.TIF 1951 4 2 -1 -1 OW -1 -1 BV -1 -1 -1 -1 364.TIF 1951 4 9 -1 -1 OW -1 -1 -1 -1 -1 -1 365.TIF 1953 3 9 -1 -1 OW -1 -1 -1 -1 -1 -1 376.TIF 1953 3 16 -1 -1 OW -1 -1 -1 -1 -1 -1 378.TIF 1954 3 1 1 3 SI -1 -1 -1 -1 -1 -1 381.TIF 1954 3 15 -1 -1 OW -1 -1 -1 -1 -1 -1 383.TIF 1954 3 22 -1 -1 OW -1 -1 -1 -1 -1 -1 384.TIF 1954 3 29 -1 -1 FD -1 -1 DI -1 -1 -1 -1 385.TIF OUTER HARBOR: TO 5Mi OUT 1954 4 19 -1 -1 OW -1 -1 -1 -1 -1 -1 388.TIF 1955 3 14 3 -1 SI -1 -1 -1 -1 -1 -1 393.TIF 1955 3 28 -1 -1 OW -1 -1 -1 -1 -1 -1 395.TIF 1956 4 2 10 -1 RT -1 -1 -1 -1 -1 -1 404.TIF 1957 3 4 3 4 SI -1 -1 -1 -1 -1 -1 409.TIF 1957 3 25 -1 -1 OW -1 -1 -1 -1 -1 -1 413.TIF 1957 4 1 -1 -1 LI -1 -1 -1 -1 -1 -1 414.TIF 1958 3 3 6 8 -1 -1 -1 -1 -1 -1 417.TIF 1958 3 10 8 -1 -1 -1 -1 -1 -1 -1 418.TIF TO 2 TO 3Mi OUT 1958 3 17 5 -1 BK -1 -1 -1 -1 -1 -1 419.TIF TO 1Mi OUT (CUT) 1958 3 24 4 -1 RT -1 -1 -1 -1 -1 -1 420.TIF 1958 3 31 3 -1 -1 -1 -1 -1 -1 -1 421.TIF 1958 3 31 6 12 BK -1 -1 RT -1 -1 -1 -1 421.TIF OUTER HARBOR ENTRANCE 1958 4 7 -1 -1 SO -1 -1 -1 -1 -1 -1 422.TIF TO 5 TO 6Mi OUT 1958 4 14 -1 -1 OW -1 -1 -1 -1 -1 -1 423.TIF 1959 3 23 12 -1 -1 -1 -1 -1 -1 -1 427.TIF 1959 3 30 12 -1 IP -1 -1 BV -1 -1 RT -1 -1 429.TIF 1959 4 13 -1 -1 OW -1 -1 -1 -1 -1 -1 431.TIF 1959 4 20 -1 -1 OW -1 -1 -1 -1 -1 -1 432.TIF 1960 3 7 3 -1 -1 -1 -1 -1 -1 -1 434.TIF 1960 3 14 20 -1 WI -1 -1 -1 -1 -1 -1 435.TIF TO 1Mi OUT FROM HARBOR 1960 3 28 6 -1 -1 -1 -1 -1 -1 -1 437.TIF 1960 4 4 -1 -1 OW -1 -1 -1 -1 -1 -1 438.TIF 1961 2 27 7 -1 BK -1 -1 -1 -1 -1 -1 440.TIF 1961 3 6 -1 -1 BK -1 -1 -1 -1 -1 -1 441.TIF 1961 3 13 -1 -1 BK -1 -1 -1 -1 -1 -1 442.TIF 1961 3 20 -1 -1 OW -1 -1 -1 -1 -1 -1 443.TIF 1961 3 27 -1 -1 OW -1 -1 -1 -1 -1 -1 444.TIF 1961 4 3 -1 -1 OW -1 -1 -1 -1 -1 -1 445.TIF 1961 4 10 -1 -1 OW -1 -1 -1 -1 -1 -1 446.TIF 1962 3 5 4 -1 -1 -1 -1 -1 -1 -1 448.TIF 1962 3 12 4 -1 BK -1 -1 -1 -1 -1 -1 449.TIF (CUT) 1962 3 19 4 -1 -1 -1 -1 -1 -1 -1 450.TIF 1962 4 2 -1 -1 BK -1 -1 -1 -1 -1 -1 452.TIF 1962 4 9 -1 -1 OW -1 -1 -1 -1 -1 -1 453.TIF 1963 3 11 14 18 -1 -1 -1 -1 -1 -1 458.TIF 1963 3 18 14 18 -1 -1 -1 -1 -1 -1 459.TIF 1963 3 25 14 18 -1 -1 -1 -1 -1 -1 460.TIF 1963 4 8 -1 -1 OW -1 -1 BV -1 -1 -1 -1 462.TIF 1963 4 22 -1 -1 OW -1 -1 -1 -1 -1 -1 464.TIF 1964 2 24 -1 -1 OW -1 -1 -1 -1 -1 -1 465.TIF 1964 3 16 -1 -1 OW -1 -1 -1 -1 -1 -1 468.TIF 1964 3 23 -1 -1 OW -1 -1 -1 -1 -1 -1 469.TIF 1965 2 23 8 10 -1 -1 -1 -1 -1 -1 473.TIF 1965 3 8 9 10 -1 -1 -1 -1 -1 -1 475.TIF 1965 3 22 5 7 -1 -1 -1 -1 -1 -1 477.TIF 1965 3 29 5 7 -1 -1 -1 -1 -1 -1 478.TIF 1965 4 5 8 -1 -1 -1 -1 -1 -1 -1 479.TIF 1966 3 7 3 -1 -1 -1 -1 -1 -1 -1 484.TIF 1966 3 14 -1 -1 OW -1 -1 -1 -1 -1 -1 485.TIF 1966 3 21 -1 -1 OW -1 -1 -1 -1 -1 -1 486.TIF 1967 3 6 6 -1 -1 -1 -1 -1 -1 -1 490.TIF 1967 3 13 4 6 -1 -1 -1 -1 -1 -1 491.TIF 1967 3 20 4 6 -1 -1 -1 -1 -1 -1 492.TIF 1967 4 3 -1 -1 BK -1 -1 WI -1 -1 -1 -1 494.TIF 1968 3 4 10 -1 -1 -1 -1 -1 -1 -1 520.TIF 1968 3 11 10 -1 -1 -1 -1 -1 -1 -1 497.TIF 1968 3 18 10 -1 -1 -1 -1 -1 -1 -1 498.TIF 1968 3 25 9 -1 -1 -1 -1 -1 -1 -1 499.TIF 1968 4 1 5 -1 BK -1 -1 -1 -1 -1 -1 500.TIF 1969 2 24 13 -1 -1 -1 -1 -1 -1 -1 503.TIF 1969 3 3 12 -1 -1 -1 -1 -1 -1 -1 504.TIF 1969 3 10 12 -1 -1 -1 -1 -1 -1 -1 505.TIF 1969 3 17 12 -1 -1 -1 -1 -1 -1 -1 506.TIF 1969 3 24 10 14 -1 -1 -1 -1 -1 -1 507.TIF 1970 3 17 13 -1 -1 -1 -1 -1 -1 -1 512.TIF 1970 4 14 8 -1 -1 -1 -1 -1 -1 -1 516.TIF 1970 4 21 -1 -1 OW -1 -1 -1 -1 -1 -1 517.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.