GREAT LAKES ENVIRONMENTAL RESEARCH LABORATORY, NOAA Climate Data Modernization Project
                    National Weather Service Historical Great Lakes Ice Reports
                                           Winter 1899
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 Site No. Year Mo Da   T1   T2   C1  T1C1 T2C1  C2  T1C2 T2C2  C3 T1C3 T2C3  IMAGE   Supplemental Information
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     25   1899  4 21   -1   -1   RT   -1   -1   SW   -1   -1       -1   -1  002.TIF  HARBOR                          
     25   1899  4 21   -1   -1   RT   -1   -1   SW   -1   -1       -1   -1  002.TIF  BAY                             
     33   1899  4 22   -1   -1   BK   -1   -1        -1   -1       -1   -1  002.TIF  HARBOR                          
     44   1899  4  8   30   34   SO   -1   -1        -1   -1       -1   -1  529.TIF  BAY                             
     44   1899  4  8   30   34   SO   -1   -1        -1   -1       -1   -1  529.TIF  CHANNEL                         
     44   1899  4  8   -1   -1   SO   -1   -1        -1   -1       -1   -1  529.TIF  LAKE                            
     44   1899  4 15   -1   -1   BK   -1   -1   RT   -1   -1       -1   -1  001.TIF                                  
     44   1899  4 22   -1   -1   RT   -1   -1   NS   -1   -1       -1   -1  002.TIF                                  
     50   1899  4 16   -1   -1   DI   -1   -1   BK   -1   -1       -1   -1  001.TIF                                  
     51   1899  4 23   12   -1   DI   -1   -1   BV   -1   -1       -1   -1  002.TIF  LAKE                            
     52   1899  4 16   -1   -1   OW   -1   -1        -1   -1       -1   -1  001.TIF                                  
     52   1899  4 23   -1   -1   BK   -1   -1   RT   -1   -1   DI  -1   -1  002.TIF  (25% ICE COVER)                 
     58   1899  4 11   -1   -1   HF   -1   -1   DI   -1   -1       -1   -1  529.TIF  ABOVE THE POINT                 
     71   1899  4 11   24   -1        -1   -1        -1   -1       -1   -1  529.TIF                                  
     71   1899  4 16   -1   -1   RT   -1   -1   NS   -1   -1       -1   -1  001.TIF                                  
     71   1899  4 23   -1   -1   DI   -1   -1   RT   -1   -1       -1   -1  002.TIF                                  
     74   1899  4 22   -1   -1   NC   -1   -1        -1   -1       -1   -1  002.TIF                                  
     76   1899  4 15   -1   -1   SO   -1   -1        -1   -1       -1   -1  001.TIF                                  
     76   1899  4 22   -1   -1   IP   -1   -1   RT   -1   -1       -1   -1  002.TIF                                  
     77   1899  4 22   -1   -1   RT   -1   -1        -1   -1       -1   -1  002.TIF  BAY                             
     77   1899  4 22   -1   -1   FD   -1   -1   BV   -1   -1       -1   -1  002.TIF  LAKE                            
     81   1899  4 23   -1   -1   SW   -1   -1        -1   -1       -1   -1  002.TIF                                  
     87   1899  4 11   16   34   RT   -1   -1        -1   -1       -1   -1  529.TIF                                  
     87   1899  4 25   -1   -1   LI   -1   -1        -1   -1       -1   -1  002.TIF  WHITEFISH TO ENCAMPMENT         
     91   1899  4 17   -1   -1   RT   -1   -1   NS   -1   -1       -1   -1  001.TIF                                  
    108   1899  4 17   15   -1        -1   -1        -1   -1       -1   -1  001.TIF  LOWER END                       
    108   1899  4 25   -1   -1   BK   -1   -1        -1   -1       -1   -1  002.TIF                                  
    110   1899  4 17   22   -1   CL   -1   -1        -1   -1       -1   -1  001.TIF                                  
    138   1899  4 17   -1   -1   NC   -1   -1   RF   -1   -1       -1   -1  001.TIF                                  
    150   1899  4 18   -1   -1   LF   -1   -1   DI   -1   -1       -1   -1  001.TIF                                  
    151   1899  4 18   -1   -1   OW   -1   -1        -1   -1       -1   -1  001.TIF  ALPENA                          
    154   1899  4 11   -1   -1   IP   -1   -1   BV   -1   -1       -1   -1  529.TIF                                  
    154   1899  4 18   -1   -1   OW   -1   -1        -1   -1       -1   -1  001.TIF                                  
    155   1899  4 11   -1   -1   OW   -1   -1        -1   -1       -1   -1  529.TIF  TO THE EAST OF ISLAND           
    159   1899  4 11   -1   -1   RT   -1   -1        -1   -1       -1   -1  529.TIF                                  
    181   1899  4 13   -1   -1   RT   -1   -1        -1   -1       -1   -1  001.TIF  TO 1/4Mi OUT                    
    181   1899  4 13   -1   -1   OW   -1   -1        -1   -1       -1   -1  001.TIF  BEYOND 1/4Mi OUT                
    183   1899  4 15   -1   -1   RT   -1   -1   SW   -1   -1       -1   -1  001.TIF  BAY                             
    214   1899  4 11   -1   -1   HF   -1   -1        -1   -1       -1   -1  529.TIF                                  
    214   1899  4 17   -1   -1   FD   -1   -1   BV   -1   -1       -1   -1  001.TIF                                  
    224   1899  4 23    4    8   RT   -1   -1        -1   -1       -1   -1  002.TIF                                  
    228   1899  4  8   -1   -1   SO   -1   -1   RT   -1   -1       -1   -1  529.TIF                                  
    228   1899  4 11   36   48        -1   -1        -1   -1       -1   -1  529.TIF                                  
    231   1899  4 11   -1   -1   RT   -1   -1        -1   -1       -1   -1  529.TIF                                  
    231   1899  4 18   -1   -1   NC   -1   -1   SW   -1   -1       -1   -1  001.TIF                                  
    231   1899  4 25   -1   -1   BK   -1   -1   RT   -1   -1       -1   -1  002.TIF                                  
    237   1899  4 18   18   -1   RT   -1   -1   WT   -1   -1       -1   -1  001.TIF                                  
    238   1899  4 23   -1   -1   BK   -1   -1        -1   -1       -1   -1  002.TIF                                  
    262   1899  4 11   24   30   SO   -1   -1        -1   -1       -1   -1  529.TIF                                  
    262   1899  4 13   -1   -1   SO   -1   -1        -1   -1       -1   -1  001.TIF  ALONG SHORE                     
    262   1899  4 13   -1   -1   IP   -1   -1        -1   -1       -1   -1  001.TIF  2Mi OUT                         
    272   1899  4  8   18   -1        -1   -1        -1   -1       -1   -1  529.TIF                                  
    282   1899  4 15   -1   -1   OW   -1   -1        -1   -1       -1   -1  001.TIF  UPPER BAY: TO 4Mi OUT           
    293   1899  4 15   -1   -1   SO   -1   -1        -1   -1       -1   -1  001.TIF  EXCEPT AROUND SHOALS & ISLANDS  
    324   1899  4  8   -1   -1   OW   -1   -1        -1   -1       -1   -1  529.TIF  RIVER                           
    324   1899  4  8   -1   -1   DI   -1   -1   RT   -1   -1       -1   -1  529.TIF  LAKE                            
    325   1899  4  8   -1   -1   OW   -1   -1        -1   -1       -1   -1  529.TIF                                  
    347   1899  4 11   -1   -1   DI   -1   -1        -1   -1       -1   -1  529.TIF  LAKE                            
    348   1899  4 11   -1   -1   OW   -1   -1        -1   -1       -1   -1  529.TIF                                  
    351   1899  4 11   -1   -1   HF   -1   -1   RI   -1   -1       -1   -1  529.TIF                                  
    353   1899  4 17   -1   -1   OW   -1   -1        -1   -1       -1   -1  001.TIF                                  
    368   1899  4 11   -1   -1   HF   -1   -1   BK   -1   -1   BV  -1   -1  529.TIF  EXCEPT IN CHANNEL               
    368   1899  4 17   -1   -1   BK   -1   -1   RT   -1   -1       -1   -1  001.TIF  OUTSIDE THE BW                  
    368   1899  4 24   -1   -1   BK   -1   -1   RT   -1   -1       -1   -1  002.TIF                                  
    386   1899  4  9    5   10   FD   -1   -1        -1   -1       -1   -1  529.TIF  LAKE                            
    386   1899  4 15   -1   -1   RT   -1   -1        -1   -1       -1   -1  001.TIF                                  
    386   1899  4 22   -1   -1   LI   -1   -1        -1   -1       -1   -1  002.TIF                                  
    391   1899  4 14   -1   -1   OW   -1   -1        -1   -1       -1   -1  001.TIF                                  
    392   1899  4  8   -1   -1   WI   -1   -1   RT   -1   -1       -1   -1  529.TIF  LAKE                            
    392   1899  4 14   -1   -1   IP   -1   -1        -1   -1       -1   -1  001.TIF  LAKE                            
    399   1899  4  7   -1   -1   OW   -1   -1        -1   -1       -1   -1  529.TIF                                  
    400   1899  4  7   -1   -1   HF   -1   -1   DI   -1   -1       -1   -1  529.TIF  LAKE                            
    413   1899  4 11   -1   -1   OW   -1   -1        -1   -1       -1   -1  529.TIF                                  
    420   1899  4  8   -1   -1   OW   -1   -1        -1   -1       -1   -1  529.TIF                                  
    421   1899  4  8   -1   -1   HF   -1   -1   DI   -1   -1       -1   -1  529.TIF  LAKE                            
    424   1899  4 10   -1   -1   OW   -1   -1        -1   -1       -1   -1  529.TIF  LAKE                            
    435   1899  4  8   -1   -1   BK   -1   -1   RT   -1   -1       -1   -1  529.TIF  CHANNEL                         
    435   1899  4  8   -1   -1   SO   -1   -1   BV   -1   -1       -1   -1  529.TIF  TIBBETS POINT LIGHT             
    435   1899  4  8   -1   -1   OW   -1   -1        -1   -1       -1   -1  529.TIF  BELOW CLAYTON                   
    435   1899  4 22   -1   -1   HF   -1   -1        -1   -1       -1   -1  002.TIF  FOOT OF LAKE                    
    436   1899  4 18   -1   -1   SO   -1   -1        -1   -1       -1   -1  001.TIF  FOOT OF LAKE                    
    462   1899  4  9   -1   -1   OW   -1   -1        -1   -1       -1   -1  529.TIF                                  
    463   1899  4  9   -1   -1   OW   -1   -1        -1   -1       -1   -1  529.TIF  LAKE                            
    498   1899  4 18   -1   -1   SO   -1   -1        -1   -1       -1   -1  001.TIF  HEAD OF RIVER                   
    498   1899  4 22   -1   -1   RI   -1   -1        -1   -1       -1   -1  002.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.