GREAT LAKES ENVIRONMENTAL RESEARCH LABORATORY, NOAA Climate Data Modernization Project National Weather Service Historical Great Lakes Ice Reports for Winters 1899 - 1970 Site No. 136, Approximate Location: 45.69 N. Latitude, 84.36 W. Longitude Site Name Poes Reef on Lake Huron ---------------------------------------------------------------------------------------------------------- Year Mo Da T1 T2 C1 T1C1 T2C1 C2 T1C2 T2C2 C3 T1C3 T2C3 IMAGE Supplemental Information ---------------------------------------------------------------------------------------------------------- 1925 3 24 -1 -1 OW -1 -1 -1 -1 -1 -1 172.TIF 1926 3 2 -1 -1 OW -1 -1 -1 -1 -1 -1 176.TIF 1926 4 20 -1 -1 OW -1 -1 -1 -1 -1 -1 183.TIF 1928 3 27 -1 -1 OW -1 -1 -1 -1 -1 -1 193.TIF 1936 3 30 -1 -1 IP -1 -1 -1 -1 -1 -1 247.TIF TO ISLE AUX GALETS LIGHTHOUSE 1939 4 17 15 -1 SO -1 -1 -1 -1 -1 -1 274.TIF 1943 3 15 -1 -1 FD -1 -1 BV -1 -1 -1 -1 300.TIF TO OUT IN LAKE HURON 1943 3 22 -1 -1 SO -1 -1 BV -1 -1 -1 -1 301.TIF WEST TO BEYOND CROSS VILLAGE 1943 3 29 -1 -1 SO -1 -1 RT -1 -1 -1 -1 302.TIF WEST TO BEYOND CROSS VILLAGE 1944 3 6 -1 -1 IP -1 -1 WI -1 -1 -1 -1 308.TIF HALFWAY TO FOURTEEN FOOT SHOAL 1944 3 20 -1 -1 DI -1 -1 -1 -1 -1 -1 310.TIF EASTWARD 1948 3 1 -1 -1 SO -1 -1 -1 -1 -1 -1 334.TIF TO FOURTEEN FOOT SHOALS 1948 3 1 -1 -1 SW -1 -1 DI -1 -1 -1 -1 334.TIF EASTWARD 1950 3 27 -1 -1 SW -1 -1 -1 -1 -1 -1 353.TIF 1952 2 25 -1 -1 SO -1 -1 -1 -1 -1 -1 367.TIF FROM 1Mi EAST INTO L. MICHIGAN 1952 3 3 -1 -1 SO -1 -1 BV -1 -1 SC -1 -1 368.TIF WESTWARD INTO L. MICHIGAN 1952 3 10 -1 -1 SO -1 -1 -1 -1 -1 -1 369.TIF WESTWARD TO LAKE MICHIGAN 1953 2 24 -1 -1 SO -1 -1 BV -1 -1 WI -1 -1 375.TIF WESTWARD 1955 3 7 -1 -1 IP -1 -1 SW -1 -1 -1 -1 391.TIF INTO LAKE HURON 1955 3 7 -1 -1 SO -1 -1 BV -1 -1 -1 -1 391.TIF WESTWARD: ENTIRE STRAITS 1955 3 28 -1 -1 DI -1 -1 BV -1 -1 -1 -1 395.TIF FROM 1Mi E INTO LAKE HURON 1955 3 28 -1 -1 DI -1 -1 SO -1 -1 WI -1 -1 395.TIF INTO LAKE MICHIGAN 1956 3 12 -1 -1 OW -1 -1 BV -1 -1 -1 -1 401.TIF EASTWARD: FROM 3Mi WEST OF REE 1957 2 25 -1 -1 SO -1 -1 -1 -1 -1 -1 407.TIF N OF REEF TO 1/2Mi OF BRIDGE 1957 2 25 -1 -1 SO -1 -1 WI -1 -1 -1 -1 407.TIF WEST OF BRIDGE 1957 3 4 -1 -1 SO -1 -1 -1 -1 -1 -1 409.TIF WESTWARD: TO MACKINAC BRIDGE 1958 3 10 -1 -1 OW -1 -1 BV -1 -1 -1 -1 418.TIF INTO LAKE HURON 1958 3 10 -1 -1 SO -1 -1 BV -1 -1 -1 -1 418.TIF WEST: INTO LAKE MICHIGAN 1958 3 24 -1 -1 SO -1 -1 BV -1 -1 -1 -1 420.TIF WESTWARD: ENTIRE STRAITS 1958 3 24 -1 -1 OW -1 -1 BV -1 -1 -1 -1 420.TIF NEAR REEF: E INTO LAKE HURON 1959 3 2 -1 -1 DI -1 -1 BK -1 -1 SW -1 -1 424.TIF TO BEYOND SPECTACLE REEF 1959 3 2 -1 -1 SO -1 -1 BV -1 -1 -1 -1 424.TIF WESTWARD: INTO LAKE MICHIGAN 1959 3 16 -1 -1 OW -1 -1 BV -1 -1 -1 -1 426.TIF INTO LAKE HURON 1959 3 23 -1 -1 IP -1 -1 BV -1 -1 -1 -1 427.TIF WESTWARD INTO LAKE MICHIGAN 1959 3 23 -1 -1 LI -1 -1 RT -1 -1 -1 -1 427.TIF EASTWARD 1959 3 30 -1 -1 OW -1 -1 -1 -1 -1 -1 429.TIF EASTWARD 1959 3 30 26 -1 SO -1 -1 -1 -1 -1 -1 429.TIF WESTWARD: ENTIRE STRAITS 1959 4 6 20 -1 FS -1 -1 CL -1 -1 SI -1 -1 430.TIF TO BRIDGE 1959 4 6 8 -1 DI -1 -1 SW -1 -1 -1 -1 430.TIF TO SAGINAW BAY 1960 2 29 16 -1 SO -1 -1 -1 -1 -1 -1 522.TIF WESTWARD: ENTIRE STRAITS 1960 2 29 16 -1 SO -1 -1 DI -1 -1 SW -1 -1 522.TIF TO SPECTACLE REEF 1960 3 21 1 19 SO -1 -1 SC -1 -1 -1 -1 436.TIF WESTWARD: ENTIRE STRAITS 1960 3 28 24 -1 FD -1 -1 FS -1 -1 -1 -1 437.TIF 1Mi EAST: TO FOURTEEN FT. SHOA 1961 2 27 -1 -1 SW -1 -1 -1 -1 -1 -1 440.TIF 1962 3 5 15 -1 FD -1 -1 FS -1 -1 CL -1 -1 448.TIF TO ROGERS CITY 1962 3 12 -1 -1 WI 180 -1 -1 -1 -1 -1 449.TIF TO BRIDGE 1962 3 12 24 36 FD -1 -1 -1 -1 -1 -1 449.TIF TO WHITE SHOAL 1962 3 19 -1 -1 WI -1 -1 -1 -1 -1 -1 450.TIF 1962 4 2 20 -1 IJ -1 -1 FS -1 -1 WI -1 -1 452.TIF TO SPECTACLE REEF 1965 3 1 -1 -1 DI -1 -1 BV -1 -1 -1 -1 474.TIF EAST INTO LAKE HURON 1965 3 1 -1 -1 SO -1 -1 WI -1 -1 -1 -1 474.TIF W INTO L MICHIGAN 1965 3 15 -1 -1 OW -1 -1 -1 -1 -1 -1 476.TIF EASTWARD 1965 3 29 -1 -1 LF -1 -1 DI -1 -1 -1 -1 478.TIF EAST OF LIGHT 1965 3 29 -1 -1 SO -1 -1 BV -1 -1 -1 -1 478.TIF WESTWARD: ENTIRE STRAITS 1965 4 5 -1 -1 OW -1 -1 -1 -1 -1 -1 479.TIF 1966 2 28 -1 -1 OW -1 -1 -1 -1 -1 -1 483.TIF EASTWARD INTO L. HURON 1966 2 28 -1 -1 SO -1 -1 -1 -1 -1 -1 483.TIF WESTWARD INTO L. MICHIGAN 1967 3 13 -1 -1 DI -1 -1 -1 -1 -1 -1 491.TIF EASTWARD 1967 3 27 -1 -1 SO -1 -1 -1 -1 -1 -1 493.TIF WESTWARD INTO LAKE MICHIGAN 1970 3 10 15 20 FS -1 -1 -1 -1 -1 -1 511.TIF TO LANSING SHOAL 1970 3 17 16 23 FS -1 -1 WI -1 -1 -1 -1 512.TIF TO LANSING SHOAL ---------------------------------------------------------------------------------------------------------- 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.