GREAT LAKES ENVIRONMENTAL RESEARCH LABORATORY, NOAA Climate Data Modernization Project National Weather Service Historical Great Lakes Ice Reports for Winters 1899 - 1970 Site No. 155, Approximate Location: 45.05 N. Latitude, 83.30 W. Longitude Site Name Thunder Bay Island, MI on Lake Huron ---------------------------------------------------------------------------------------------------------- Year Mo Da T1 T2 C1 T1C1 T2C1 C2 T1C2 T2C2 C3 T1C3 T2C3 IMAGE Supplemental Information ---------------------------------------------------------------------------------------------------------- 1899 4 11 -1 -1 OW -1 -1 -1 -1 -1 -1 529.TIF TO THE EAST OF ISLAND 1900 3 6 -1 -1 DI -1 -1 -1 -1 -1 -1 004.TIF 1900 3 20 -1 -1 SO -1 -1 -1 -1 -1 -1 006.TIF 1900 3 27 -1 -1 DI -1 -1 BV -1 -1 -1 -1 007.TIF 1900 4 3 -1 -1 IP -1 -1 -1 -1 -1 -1 008.TIF TO MAINLAND 1900 4 10 -1 -1 OW -1 -1 BV -1 -1 -1 -1 009.TIF LIFE SAVING STATION 1901 3 19 -1 -1 OW -1 -1 -1 -1 -1 -1 013.TIF 1902 3 4 -1 -1 OW -1 -1 -1 -1 -1 -1 019.TIF EXCEPT ALONG SHORE 1905 3 7 20 -1 -1 -1 -1 -1 -1 -1 039.TIF TO NORTH POINT 1906 3 27 2 3 -1 -1 -1 -1 -1 -1 048.TIF 1907 3 19 -1 -1 OW -1 -1 -1 -1 -1 -1 053.TIF 1907 3 26 -1 -1 OW -1 -1 -1 -1 -1 -1 054.TIF 1907 4 2 -1 -1 OW -1 -1 -1 -1 -1 -1 055.TIF 1908 3 10 -1 -1 FD -1 -1 -1 -1 -1 -1 058.TIF 1908 3 17 -1 -1 SO -1 -1 -1 -1 -1 -1 059.TIF BETWEEN THE ISLAND & N. POINT 1908 3 17 -1 -1 FD -1 -1 -1 -1 -1 -1 059.TIF LAKE 1908 3 24 -1 -1 OW -1 -1 -1 -1 -1 -1 060.TIF LAKE 1908 3 31 -1 -1 DI -1 -1 LI -1 -1 -1 -1 524.TIF 1908 4 7 -1 -1 OW -1 -1 -1 -1 -1 -1 061.TIF 1909 3 2 -1 -1 IP -1 -1 -1 -1 -1 -1 064.TIF LAKE 1909 3 9 -1 -1 IP -1 -1 -1 -1 -1 -1 065.TIF SOUTH & WEST OF ISLAND 1909 3 9 -1 -1 OW -1 -1 -1 -1 -1 -1 065.TIF SOUTHEAST OF ISLAND 1909 3 16 -1 -1 LI -1 -1 -1 -1 -1 -1 066.TIF 1909 3 23 -1 -1 OW -1 -1 -1 -1 -1 -1 067.TIF LAKE 1909 3 30 -1 -1 OW -1 -1 -1 -1 -1 -1 068.TIF LAKE 1909 4 13 -1 -1 OW -1 -1 -1 -1 -1 -1 070.TIF 1910 3 1 -1 -1 OW -1 -1 -1 -1 -1 -1 071.TIF 1910 3 8 -1 -1 OW -1 -1 -1 -1 -1 -1 072.TIF LAKE 1910 3 15 -1 -1 OW -1 -1 -1 -1 -1 -1 073.TIF 1910 3 22 -1 -1 IP -1 -1 -1 -1 -1 -1 074.TIF 1911 3 7 -1 -1 FD -1 -1 -1 -1 -1 -1 077.TIF 1911 3 14 -1 -1 OW -1 -1 -1 -1 -1 -1 078.TIF 1911 3 28 -1 -1 OW -1 -1 -1 -1 -1 -1 080.TIF LAKE 1911 4 4 -1 -1 IP -1 -1 BK -1 -1 -1 -1 081.TIF LAKE 1912 3 5 25 -1 -1 -1 -1 -1 -1 -1 082.TIF 1912 3 12 -1 -1 HF -1 -1 WI -1 -1 -1 -1 083.TIF 1912 3 19 25 -1 -1 -1 -1 -1 -1 -1 084.TIF 1912 3 19 -1 -1 OW -1 -1 -1 -1 -1 -1 084.TIF TO THE EAST OF THE ISLAND 1912 3 26 -1 -1 OW -1 -1 -1 -1 -1 -1 085.TIF SOUTH AND SOUTHWEST 1912 3 26 -1 -1 DI -1 -1 -1 -1 -1 -1 085.TIF TO THE NORTHEAST 1912 4 2 -1 -1 SO -1 -1 -1 -1 -1 -1 086.TIF NORTH TO MIDDLE ISLAND 1912 4 2 -1 -1 DI -1 -1 -1 -1 -1 -1 086.TIF EASTWARD AND SOUTH 1912 4 9 -1 -1 OW -1 -1 -1 -1 -1 -1 087.TIF LAKE 1912 4 16 -1 -1 OW -1 -1 -1 -1 -1 -1 088.TIF LAKE 1912 4 23 -1 -1 OW -1 -1 -1 -1 -1 -1 089.TIF LAKE 1913 3 4 -1 -1 OW -1 -1 -1 -1 -1 -1 090.TIF EASTWARD OF ISLAND 1913 3 11 8 -1 -1 -1 -1 -1 -1 -1 091.TIF CHANNEL 1913 3 11 -1 -1 FD -1 -1 -1 -1 -1 -1 091.TIF 1913 3 18 -1 -1 FD -1 -1 -1 -1 -1 -1 092.TIF 1913 3 25 -1 -1 OW -1 -1 -1 -1 -1 -1 093.TIF 1913 4 1 -1 -1 OW -1 -1 -1 -1 -1 -1 094.TIF 1914 3 3 -1 -1 HF -1 -1 -1 -1 -1 -1 098.TIF LAKE 1914 3 10 -1 -1 OW -1 -1 -1 -1 -1 -1 099.TIF 1914 3 17 -1 -1 LI -1 -1 -1 -1 -1 -1 100.TIF LAKE 1914 3 24 -1 -1 HF -1 -1 -1 -1 -1 -1 101.TIF 1914 3 31 -1 -1 OW -1 -1 -1 -1 -1 -1 102.TIF 1914 4 7 -1 -1 DI -1 -1 -1 -1 -1 -1 103.TIF NORTHWEST OF THE ISLAND 1914 4 14 -1 -1 OW -1 -1 -1 -1 -1 -1 104.TIF 1914 4 21 -1 -1 OW -1 -1 -1 -1 -1 -1 105.TIF 1915 3 9 -1 -1 PI -1 -1 WI -1 -1 -1 -1 106.TIF 1915 3 9 -1 -1 OW -1 -1 -1 -1 -1 -1 106.TIF TO THE SOUTH 1915 3 16 -1 -1 PI -1 -1 -1 -1 -1 -1 107.TIF TO THE NORTH 1915 3 16 -1 -1 OW -1 -1 -1 -1 -1 -1 107.TIF TO THE EAST AND SOUTH 1915 3 23 -1 -1 FD -1 -1 BK -1 -1 -1 -1 108.TIF NORTH 1915 3 23 -1 -1 DI -1 -1 LI -1 -1 -1 -1 108.TIF SOUTH AND EAST 1915 3 30 -1 -1 IP -1 -1 -1 -1 -1 -1 109.TIF TO THE MAINLAND 1915 4 6 -1 -1 OW -1 -1 -1 -1 -1 -1 110.TIF 1916 3 7 -1 -1 FD -1 -1 -1 -1 -1 -1 113.TIF NORTH OF ISLAND 1916 3 7 -1 -1 OW -1 -1 -1 -1 -1 -1 113.TIF SOUTH OF ISLAND 1916 3 14 -1 -1 FD -1 -1 -1 -1 -1 -1 114.TIF 6Mi EAST 1916 3 21 -1 -1 HF -1 -1 -1 -1 -1 -1 115.TIF TO THE EAST AND NORTH 1916 3 21 -1 -1 OW -1 -1 -1 -1 -1 -1 115.TIF TO THE SOUTH 1916 3 28 -1 -1 HF -1 -1 -1 -1 -1 -1 116.TIF 3 TO 4Mi TO THE EAST 1916 3 28 -1 -1 IP -1 -1 -1 -1 -1 -1 116.TIF TO THE SOUTH & SOUTHWEST 1916 4 4 -1 -1 HF -1 -1 -1 -1 -1 -1 117.TIF TO THE EAST & SOUTHEAST 1916 4 4 -1 -1 OW -1 -1 -1 -1 -1 -1 117.TIF TO THE SOUTH 1916 4 11 -1 -1 OW -1 -1 -1 -1 -1 -1 118.TIF 1916 4 18 -1 -1 OW -1 -1 -1 -1 -1 -1 119.TIF 1917 3 13 12 28 -1 -1 -1 -1 -1 -1 121.TIF CHANNEL 1917 3 13 -1 -1 HF -1 -1 BK -1 -1 -1 -1 121.TIF OUTSIDE THE ISLAND 1917 3 20 14 28 -1 -1 -1 -1 -1 -1 122.TIF BETWEEN ISLAND & NORTH POINT 1917 3 20 -1 -1 OW -1 -1 -1 -1 -1 -1 122.TIF TO THE SOUTH & EAST 1917 3 27 14 28 RT -1 -1 -1 -1 -1 -1 123.TIF CHANNEL 1917 3 27 -1 -1 FD -1 -1 -1 -1 -1 -1 123.TIF SE OF ISLAND 1917 3 27 -1 -1 OW -1 -1 -1 -1 -1 -1 123.TIF NE OF ISLAND 1917 4 3 -1 -1 OW -1 -1 -1 -1 -1 -1 124.TIF 1918 3 5 -1 -1 FD -1 -1 -1 -1 -1 -1 128.TIF 1918 3 12 30 -1 -1 -1 -1 -1 -1 -1 129.TIF CHANNEL 1918 3 12 -1 -1 FD -1 -1 WI -1 -1 -1 -1 129.TIF LAKE 1918 3 19 -1 -1 OW -1 -1 -1 -1 -1 -1 130.TIF LAKE 1918 3 19 30 -1 -1 -1 -1 -1 -1 -1 130.TIF CHANNEL 1918 3 26 36 -1 -1 -1 -1 -1 -1 -1 131.TIF CHANNEL 1918 3 26 -1 -1 OW -1 -1 -1 -1 -1 -1 131.TIF TO THE S & SE 1918 3 26 -1 -1 HF -1 -1 -1 -1 -1 -1 131.TIF TO THE N & NE 1918 4 2 -1 -1 RT -1 -1 -1 -1 -1 -1 132.TIF CHANNEL 1918 4 2 -1 -1 HF -1 -1 -1 -1 -1 -1 132.TIF LAKE 1918 4 2 -1 -1 SI -1 -1 -1 -1 -1 -1 132.TIF SOUTHWARD 1918 4 2 -1 -1 OW -1 -1 -1 -1 -1 -1 132.TIF EAST & NORTHEAST 1918 4 9 -1 -1 OW -1 -1 -1 -1 -1 -1 133.TIF LAKE 1918 4 9 -1 -1 IP -1 -1 DC -1 -1 -1 -1 133.TIF ALONG SHORE 1919 3 4 -1 -1 SI -1 -1 -1 -1 -1 -1 136.TIF SOUTH OF ISLAND 1919 3 11 -1 -1 SI -1 -1 -1 -1 -1 -1 137.TIF 1919 3 18 -1 -1 OW -1 -1 -1 -1 -1 -1 138.TIF LAKE 1919 3 24 -1 -1 OW -1 -1 -1 -1 -1 -1 139.TIF LAKE 1920 3 16 -1 -1 HF -1 -1 -1 -1 -1 -1 141.TIF 1920 3 16 -1 -1 OW -1 -1 -1 -1 -1 -1 141.TIF TO THE SOUTH 1920 3 23 -1 -1 OW -1 -1 -1 -1 -1 -1 142.TIF TO THE NORTH & SOUTH 1920 3 23 -1 -1 IJ -1 -1 BK -1 -1 -1 -1 142.TIF BETWEEN ISLAND AND MAINLAND 1920 3 30 -1 -1 OW -1 -1 -1 -1 -1 -1 143.TIF LAKE 1920 4 11 -1 -1 OW -1 -1 -1 -1 -1 -1 145.TIF 1923 3 13 -1 -1 HF -1 -1 -1 -1 -1 -1 156.TIF 1923 3 27 -1 -1 HF -1 -1 -1 -1 -1 -1 158.TIF 1923 4 17 -1 -1 FD -1 -1 -1 -1 -1 -1 161.TIF TO 4Mi OUT 1924 3 18 -1 -1 OW -1 -1 -1 -1 -1 -1 165.TIF 1925 3 17 -1 -1 LF -1 -1 -1 -1 -1 -1 171.TIF 1925 3 24 -1 -1 OW -1 -1 -1 -1 -1 -1 172.TIF 1926 3 2 -1 -1 HF -1 -1 DI -1 -1 -1 -1 176.TIF 1926 3 16 -1 -1 HF -1 -1 -1 -1 -1 -1 178.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 1929 3 5 -1 -1 FD -1 -1 DI -1 -1 -1 -1 196.TIF 1929 3 19 -1 -1 OW -1 -1 -1 -1 -1 -1 198.TIF 1930 3 4 -1 -1 FD -1 -1 DI -1 -1 -1 -1 202.TIF 1930 3 25 -1 -1 FD -1 -1 BV -1 -1 -1 -1 205.TIF 1932 3 15 -1 -1 LF -1 -1 -1 -1 -1 -1 216.TIF 1932 3 22 -1 -1 FD -1 -1 BK -1 -1 -1 -1 217.TIF 1932 3 29 -1 -1 OW -1 -1 -1 -1 -1 -1 525.TIF 1933 3 14 -1 -1 IP -1 -1 BV -1 -1 -1 -1 221.TIF 1934 3 6 -1 -1 BK -1 -1 -1 -1 -1 -1 228.TIF TO 10Mi EASTWARD 1934 4 3 -1 -1 OW -1 -1 -1 -1 -1 -1 232.TIF SOUTHEASTWARD 1936 3 10 -1 -1 SW -1 -1 -1 -1 -1 -1 244.TIF 1936 3 10 14 -1 -1 -1 -1 -1 -1 -1 244.TIF LAKE 1936 3 17 -1 -1 FD -1 -1 DI -1 -1 -1 -1 245.TIF 1937 3 29 -1 -1 FD -1 -1 DI -1 -1 -1 -1 257.TIF 1937 4 12 -1 -1 LF -1 -1 -1 -1 -1 -1 259.TIF TO PRESQUE ISLE LIGHT 1938 3 7 -1 -1 IP -1 -1 BV -1 -1 -1 -1 261.TIF 1938 3 14 -1 -1 OW -1 -1 -1 -1 -1 -1 262.TIF TO SEVERAL MILES OUT 1938 3 14 -1 -1 FD -1 -1 -1 -1 -1 -1 262.TIF BEYOND SEVERAL MILES OUT 1939 3 6 -1 -1 LF -1 -1 -1 -1 -1 -1 268.TIF 1939 3 13 -1 -1 SO -1 -1 -1 -1 -1 -1 269.TIF 1939 3 20 -1 -1 OW -1 -1 -1 -1 -1 -1 270.TIF EASTWARD 1939 4 10 -1 -1 FD -1 -1 DI -1 -1 -1 -1 273.TIF TO 8Mi OUT 1940 3 4 -1 -1 LF -1 -1 -1 -1 -1 -1 277.TIF 1941 3 3 -1 -1 SO -1 -1 -1 -1 -1 -1 285.TIF TO NORTH POINT 1941 3 3 -1 -1 LF -1 -1 BV -1 -1 -1 -1 285.TIF EASTWARD 1941 3 10 -1 -1 DI -1 -1 -1 -1 -1 -1 286.TIF IN ALL DIRECTIONS 1941 3 17 -1 -1 FD -1 -1 -1 -1 -1 -1 287.TIF 1941 3 31 -1 -1 OW -1 -1 -1 -1 -1 -1 289.TIF 1942 3 16 -1 -1 FD -1 -1 SW -1 -1 -1 -1 293.TIF 1943 3 1 -1 -1 FD -1 -1 DI -1 -1 -1 -1 298.TIF 1943 3 8 -1 -1 LF -1 -1 -1 -1 -1 -1 299.TIF 1943 3 29 -1 -1 DI -1 -1 -1 -1 -1 -1 302.TIF 1944 3 6 -1 -1 OW -1 -1 -1 -1 -1 -1 308.TIF 1944 3 13 -1 -1 OW -1 -1 -1 -1 -1 -1 309.TIF LAKE 1944 3 20 -1 -1 SW -1 -1 -1 -1 -1 -1 310.TIF 1944 3 27 -1 -1 LF -1 -1 -1 -1 -1 -1 311.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.