GREAT LAKES ENVIRONMENTAL RESEARCH LABORATORY, NOAA Climate Data Modernization Project
 National Weather Service Historical Great Lakes Ice Reports for Winters 1899 - 1970

 Site No. 394, Approximate Location: 41.90 N. Latitude, 83.35 W. Longitude
 Site Name  Monroe Harbor                  on Lake Erie         
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 Year Mo Da   T1   T2   C1  T1C1 T2C1  C2  T1C2 T2C2  C3 T1C3 T2C3  IMAGE   Supplemental Information
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 1947  3  3   10   -1        -1   -1        -1   -1       -1   -1  326.TIF   TO 3Mi OUT                      

 1948  3  1   14   16        -1   -1        -1   -1       -1   -1  334.TIF                                   

 1950  2 27    4   -1        -1   -1        -1   -1       -1   -1  349.TIF                                   

 1955  2 28   12   14   RT   -1   -1        -1   -1       -1   -1  389.TIF                                   
 1955  2 28   -1   -1   BK   -1   -1   WI   -1   -1       -1   -1  389.TIF   RIVER BASIN: AT MOUTH           

 1956  2 27   10   12        -1   -1        -1   -1       -1   -1  398.TIF                                   

 1957  2 25   -1   -1   WI   -1   -1        -1   -1       -1   -1  408.TIF   TO 4Mi OUT                      
 1957  3  4   -1   -1   OW   -1   -1        -1   -1       -1   -1  410.TIF                                   

 1958  3  3   10   12   RT   -1   -1   WI   -1   -1       -1   -1  417.TIF                                   
 1958  3 10    8   12        -1   -1        -1   -1       -1   -1  418.TIF   ON BARS                         

 1959  3  2   18   24   IP   -1   -1   BV   -1   -1       -1   -1  424.TIF                                   
 1959  3  9   12   24   RT   -1   -1   SL   -1   -1       -1   -1  425.TIF                                   
 1959  3 23   -1   -1   OW   -1   -1        -1   -1       -1   -1  427.TIF                                   

 1960  2 19    3    4        -1   -1        -1   -1       -1   -1  523.TIF   TO 1 & 1/2Mi OUT                
 1960  2 29    3    6        -1   -1        -1   -1       -1   -1  522.TIF   TO 2Mi OUT                      
 1960  3  7    4    6        -1   -1        -1   -1       -1   -1  434.TIF                                   
 1960  3 14    8   12        -1   -1        -1   -1       -1   -1  435.TIF                                   
 1960  3 21    8   12   SC   -1   -1        -1   -1       -1   -1  436.TIF                                   
 1960  3 28    8   12   WI   -1   -1        -1   -1       -1   -1  437.TIF                                   

 1961  2 27   -1   -1   OW   -1   -1        -1   -1       -1   -1  440.TIF                                   

 1962  2 26   16   20   SO   -1   -1   BV   -1   -1       -1   -1  447.TIF                                   
 1962  3  5   16   20        -1   -1        -1   -1       -1   -1  448.TIF                                   
 1962  3 12   16   20   SL   -1   -1   BV   -1   -1   RT  -1   -1  449.TIF                                   
 1962  3 19   -1   -1   OW   -1   -1        -1   -1       -1   -1  450.TIF                                   
 1962  3 26   -1   -1   OW   -1   -1        -1   -1       -1   -1  451.TIF                                   

 1963  2 25   24   30        -1   -1        -1   -1       -1   -1  456.TIF                                   
 1963  3  4   24   30        -1   -1        -1   -1       -1   -1  457.TIF                                   
 1963  3 11   24   30   SO   -1   -1   CL   -1   -1       -1   -1  458.TIF                                   
 1963  3 25    4   12        -1   -1        -1   -1       -1   -1  460.TIF                                   

 1964  3 16   -1   -1   OW   -1   -1        -1   -1       -1   -1  468.TIF                                   

 1965  3  1    3    6   SC   -1   -1        -1   -1       -1   -1  474.TIF                                   
 1965  3  8    3    6        -1   -1        -1   -1       -1   -1  475.TIF                                   
 1965  3 15    1    3        -1   -1        -1   -1       -1   -1  476.TIF                                   
 1965  3 22    2    4        -1   -1        -1   -1       -1   -1  477.TIF                                   
 1965  3 29    2    3        -1   -1        -1   -1       -1   -1  478.TIF                                   
 1965  4  5   -1   -1   OW   -1   -1        -1   -1       -1   -1  479.TIF                                   

 1966  3  7   -1   -1   OW   -1   -1        -1   -1       -1   -1  484.TIF                                   

 1967  3 20   -1   -1   LF   -1   -1   NI   -1   -1       -1   -1  492.TIF                                   
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 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.