GREAT LAKES ENVIRONMENTAL RESEARCH LABORATORY, NOAA Climate Data Modernization Project
                    National Weather Service Historical Great Lakes Ice Reports
                                           Winter 1929
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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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      6   1929  4  2   22   -1   RT   -1   -1        -1   -1       -1   -1  200.TIF                                  
      6   1929  4  9   -1   -1   RT   -1   -1        -1   -1       -1   -1  201.TIF  BAY                             
      8   1929  3 19   24   -1   RT   -1   -1        -1   -1       -1   -1  198.TIF                                  
     22   1929  3 12   -1   -1   HF   -1   -1        -1   -1       -1   -1  197.TIF  EAST END                        
     26   1929  3  5   -1   -1   FD   -1   -1   BV   -1   -1       -1   -1  196.TIF                                  
     26   1929  3 12   -1   -1   FD   -1   -1        -1   -1       -1   -1  197.TIF                                  
     26   1929  3 19   -1   -1   IP   -1   -1        -1   -1       -1   -1  198.TIF  FRINGE ALONG SHORE              
     26   1929  3 26   -1   -1   FD   -1   -1   DI   -1   -1       -1   -1  199.TIF                                  
     26   1929  4  2   -1   -1   FD   -1   -1   DI   -1   -1       -1   -1  200.TIF                                  
     26   1929  4  9   -1   -1   FD   -1   -1   DI   -1   -1   BK  -1   -1  201.TIF                                  
     51   1929  3  5   -1   -1   FD   -1   -1        -1   -1       -1   -1  196.TIF  TO 10Mi OUT                     
     51   1929  3  5   -1   -1   OW   -1   -1        -1   -1       -1   -1  196.TIF  BEYOND 10Mi OUT                 
     51   1929  3 12   19   -1   FD   -1   -1        -1   -1       -1   -1  197.TIF  TO 10Mi OUT                     
     51   1929  3 12   -1   -1   OW   -1   -1        -1   -1       -1   -1  197.TIF  BEYOND 10Mi OUT                 
     51   1929  3 19   -1   -1   FD   -1   -1        -1   -1       -1   -1  198.TIF  TO 10Mi OUT                     
     51   1929  3 19   -1   -1   OW   -1   -1        -1   -1       -1   -1  198.TIF  BEYOND 10Mi OUT                 
     51   1929  3 26   -1   -1   RT   -1   -1        -1   -1       -1   -1  199.TIF  TO 8Mi OUT                      
     51   1929  3 26   -1   -1   OW   -1   -1        -1   -1       -1   -1  199.TIF  BEYOND 8Mi OUT                  
     51   1929  4  2   -1   -1   FD   -1   -1        -1   -1       -1   -1  200.TIF  LAKE: SOUTH SHORE               
     51   1929  4  9   -1   -1   LF   -1   -1   BK   -1   -1       -1   -1  201.TIF  ALONG WISCONSIN SHORE           
     52   1929  3  5   24   29   RT   -1   -1        -1   -1       -1   -1  196.TIF                                  
     52   1929  3 12   30   31        -1   -1        -1   -1       -1   -1  197.TIF                                  
     52   1929  3 19   28   -1   RT   -1   -1        -1   -1       -1   -1  198.TIF                                  
     52   1929  3 26   21   24   RT   -1   -1        -1   -1       -1   -1  199.TIF                                  
     52   1929  4  2   -1   -1   NS   -1   -1   SW   -1   -1       -1   -1  200.TIF                                  
     66   1929  3 19   -1   -1   LI   -1   -1        -1   -1       -1   -1  198.TIF  EAST TO WHITEFISH POINT         
     66   1929  3 26   -1   -1   FD   -1   -1   DI   -1   -1       -1   -1  199.TIF  TO WHITEFISH POINT              
     66   1929  4  2   -1   -1   FD   -1   -1   DI   -1   -1       -1   -1  200.TIF  TO WHITEFISH POINT              
     66   1929  4  9   -1   -1   FD   -1   -1   DI   -1   -1   BK  -1   -1  201.TIF  TO WHITEFISH POINT              
     71   1929  3 12   -1   -1   SO   -1   -1        -1   -1       -1   -1  197.TIF                                  
     71   1929  3 19   12   -1   RT   -1   -1        -1   -1       -1   -1  198.TIF                                  
     71   1929  3 26   -1   -1   BK   -1   -1        -1   -1       -1   -1  199.TIF                                  
     71   1929  4  2   -1   -1   BK   -1   -1   SW   -1   -1       -1   -1  200.TIF                                  
     71   1929  4  9   -1   -1   BK   -1   -1        -1   -1       -1   -1  201.TIF                                  
     77   1929  3  5   -1   -1   FD   -1   -1   DI   -1   -1       -1   -1  196.TIF                                  
     77   1929  3 12   -1   -1   FD   -1   -1   DI   -1   -1       -1   -1  197.TIF                                  
     77   1929  3 19   -1   -1   OW   -1   -1        -1   -1       -1   -1  198.TIF                                  
     77   1929  3 26   -1   -1   OW   -1   -1        -1   -1       -1   -1  199.TIF                                  
     77   1929  4  2   -1   -1   OW   -1   -1        -1   -1       -1   -1  200.TIF                                  
     77   1929  4  9   -1   -1   OW   -1   -1        -1   -1       -1   -1  201.TIF                                  
     87   1929  3  5   21   -1        -1   -1        -1   -1       -1   -1  196.TIF                                  
     87   1929  3 12   23   -1        -1   -1        -1   -1       -1   -1  197.TIF                                  
     87   1929  3 26   18   -1   DC   -1   -1        -1   -1       -1   -1  199.TIF                                  
     87   1929  4  2   -1   -1   OW   -1   -1        -1   -1       -1   -1  200.TIF  CHANNELS TO SIX MILE POINT      
     87   1929  4  9   -1   -1   LI   -1   -1        -1   -1       -1   -1  201.TIF                                  
    105   1929  3 12   -1   -1   SO   -1   -1        -1   -1       -1   -1  197.TIF                                  
    105   1929  3 19   -1   -1   RT   -1   -1        -1   -1       -1   -1  198.TIF                                  
    105   1929  3 26   -1   -1   DC   -1   -1        -1   -1       -1   -1  199.TIF                                  
    105   1929  4  9   -1   -1   RT   -1   -1        -1   -1       -1   -1  201.TIF                                  
    114   1929  3 26   -1   -1   OW   -1   -1        -1   -1       -1   -1  199.TIF                                  
    127   1929  3 19   -1   -1   OW   -1   -1        -1   -1       -1   -1  198.TIF  4Mi EAST OF ISLAND              
    127   1929  3 26   -1   -1   OW   -1   -1        -1   -1       -1   -1  199.TIF  EAST OF ISLAND                  
    130   1929  3  5   -1   -1   OW   -1   -1        -1   -1       -1   -1  196.TIF  EAST END OF ISLAND              
    130   1929  3 26   -1   -1   OW   -1   -1        -1   -1       -1   -1  199.TIF  EAST OF ISLAND                  
    138   1929  3 19   -1   -1   OW   -1   -1        -1   -1       -1   -1  198.TIF  GRASS BAY TO POINT AUX PINS     
    138   1929  3 19   -1   -1   FD   -1   -1        -1   -1       -1   -1  198.TIF  LAKE                            
    146   1929  3 12   -1   -1   LF   -1   -1   DI   -1   -1       -1   -1  197.TIF  SOUTH TO BELOW THUNDER BAY ISL  
    150   1929  3  5   -1   -1   FD   -1   -1   DI   -1   -1       -1   -1  196.TIF                                  
    150   1929  3 19   -1   -1   OW   -1   -1        -1   -1       -1   -1  198.TIF                                  
    155   1929  3  5   -1   -1   FD   -1   -1   DI   -1   -1       -1   -1  196.TIF                                  
    155   1929  3 19   -1   -1   OW   -1   -1        -1   -1       -1   -1  198.TIF                                  
    157   1929  3  5   -1   -1   IP   -1   -1        -1   -1       -1   -1  196.TIF                                  
    157   1929  3 12   -1   -1   BK   -1   -1        -1   -1       -1   -1  197.TIF                                  
    157   1929  3 19   -1   -1   OW   -1   -1        -1   -1       -1   -1  198.TIF                                  
    179   1929  3  5   -1   -1   FD   -1   -1   BV   -1   -1       -1   -1  196.TIF  EAST SHORE                      
    179   1929  3 12   -1   -1   LI   -1   -1        -1   -1       -1   -1  197.TIF  WEST SHORE                      
    179   1929  3 12   -1   -1   FD   -1   -1   BV   -1   -1       -1   -1  197.TIF  EAST SHORE                      
    179   1929  3 19   -1   -1   OW   -1   -1        -1   -1       -1   -1  198.TIF  WEST SHORE: TO PORT HURON       
    179   1929  3 19   -1   -1   FD   -1   -1        -1   -1       -1   -1  198.TIF  EAST SHORE                      
    179   1929  3 26   -1   -1   OW   -1   -1        -1   -1       -1   -1  199.TIF  WEST SHORE                      
    179   1929  3 26   -1   -1   FD   -1   -1   DI   -1   -1       -1   -1  199.TIF  EAST SHORE                      
    179   1929  4  2   -1   -1   OW   -1   -1        -1   -1       -1   -1  200.TIF  WEST SHORE                      
    179   1929  4  2   -1   -1   BK   -1   -1   DC   -1   -1       -1   -1  200.TIF  EAST SHORE                      
    179   1929  4  9   -1   -1   OW   -1   -1        -1   -1       -1   -1  201.TIF  WEST SHORE                      
    179   1929  4  9   -1   -1   LF   -1   -1   BK   -1   -1       -1   -1  201.TIF  EAST SHORE                      
    198   1929  3  5   -1   -1   OW   -1   -1        -1   -1       -1   -1  196.TIF  S TO WITHIN 10Mi OF PORT HURON  
    202   1929  3 12   -1   -1   RI   -1   -1        -1   -1       -1   -1  197.TIF  RIVER                           
    205   1929  3  5   -1   -1   SO   -1   -1        -1   -1       -1   -1  196.TIF                                  
    205   1929  3 12   -1   -1   SO   -1   -1        -1   -1       -1   -1  197.TIF                                  
    205   1929  3 19   -1   -1   LF   -1   -1        -1   -1       -1   -1  198.TIF                                  
    228   1929  3  5   20   -1        -1   -1        -1   -1       -1   -1  196.TIF                                  
    228   1929  3 12   -1   -1   SO   -1   -1        -1   -1       -1   -1  197.TIF  EAST END                        
    228   1929  3 26   -1   -1   SO   -1   -1        -1   -1       -1   -1  199.TIF  BOTH ENDS                       
    228   1929  4  2   -1   -1   BK   -1   -1        -1   -1       -1   -1  200.TIF  WEST END                        
    228   1929  4  2   -1   -1   BK   -1   -1        -1   -1       -1   -1  200.TIF  EAST END                        
    228   1929  4  9   -1   -1   OW   -1   -1        -1   -1       -1   -1  201.TIF                                  
    231   1929  3 12   21   -1   IN   -1   -1        -1   -1       -1   -1  197.TIF  MACKINAW                        
    231   1929  3 19   21   -1   SO   -1   -1        -1   -1       -1   -1  198.TIF  MACKINAW                        
    231   1929  3 26   19   -1   RT   -1   -1        -1   -1       -1   -1  199.TIF  MACKINAW                        
    231   1929  4  2   -1   -1   OW   -1   -1        -1   -1       -1   -1  200.TIF  MACKINAW: WESTWARD TO ST. HELE  
    231   1929  4  2   -1   -1   OW   -1   -1        -1   -1       -1   -1  200.TIF  EASTWARD TO BOIS BLANC ISLAND   
    237   1929  3  5   23   -1   SC   -1   -1        -1   -1       -1   -1  196.TIF                                  
    237   1929  3 12   20   -1   SI   -1   -1        -1   -1       -1   -1  197.TIF                                  
    237   1929  3 19   -1   -1   FD   -1   -1   WT   -1   -1       -1   -1  198.TIF                                  
    237   1929  3 26   15   -1   RT   -1   -1        -1   -1       -1   -1  199.TIF                                  
    237   1929  4  2   -1   -1   BK   -1   -1        -1   -1       -1   -1  200.TIF                                  
    262   1929  3  5   -1   -1   SO   -1   -1        -1   -1       -1   -1  196.TIF  NORTH TO THE STRAITS            
    262   1929  3 19   -1   -1   SO   -1   -1        -1   -1       -1   -1  198.TIF  NORTHWARD TO MACKINAW           
    262   1929  3 26   -1   -1   FD   -1   -1   RT   -1   -1   NS  -1   -1  199.TIF  NORTHWARD                       
    262   1929  4  2   -1   -1   FD   -1   -1   BK   -1   -1   DI  -1   -1  200.TIF  NORTHWARD                       
    262   1929  4  9   -1   -1   BK   -1   -1   DC   -1   -1       -1   -1  201.TIF  NORTHWARD                       
    271   1929  4  2   -1   -1   DI   -1   -1        -1   -1       -1   -1  200.TIF                                  
    282   1929  3 12   12   -1   SO   -1   -1        -1   -1       -1   -1  197.TIF  EXCEPT FERRY CROSSING           
    282   1929  3 19   -1   -1   BK   -1   -1        -1   -1       -1   -1  198.TIF                                  
    282   1929  3 26   -1   -1   BK   -1   -1        -1   -1       -1   -1  199.TIF                                  
    282   1929  4  2   -1   -1   BK   -1   -1        -1   -1       -1   -1  200.TIF                                  
    289   1929  3 12   -1   -1   FD   -1   -1   BV   -1   -1       -1   -1  197.TIF  NORTH TO CHARLEVOIX & STRAITS   
    291   1929  3 19   -1   -1   OW   -1   -1        -1   -1       -1   -1  198.TIF  GREEN BAY                       
    292   1929  3 12   12   -1   SO   -1   -1        -1   -1       -1   -1  197.TIF                                  
    292   1929  3 19   -1   -1   OW   -1   -1        -1   -1       -1   -1  198.TIF  BAY: TO GRASSY ISLAND           
    293   1929  3  5   -1   -1   IP   -1   -1        -1   -1       -1   -1  196.TIF  SOUTH END                       
    293   1929  3 26   -1   -1   OW   -1   -1        -1   -1       -1   -1  199.TIF  SOUTH END                       
    293   1929  4  2   -1   -1   OW   -1   -1        -1   -1       -1   -1  200.TIF  SOUTH END                       
    293   1929  4  9   -1   -1   LI   -1   -1        -1   -1       -1   -1  201.TIF                                  
    304   1929  3  5   -1   -1   LI   -1   -1        -1   -1       -1   -1  196.TIF  WEST & SOUTH SHORES             
    304   1929  3  5   -1   -1   FD   -1   -1        -1   -1       -1   -1  196.TIF  EAST SHORE                      
    304   1929  3 12   -1   -1   LF   -1   -1   DI   -1   -1       -1   -1  197.TIF  WEST SHORE                      
    304   1929  3 12   -1   -1   OW   -1   -1        -1   -1       -1   -1  197.TIF  SOUTH SHORE                     
    304   1929  3 12   -1   -1   FD   -1   -1   DI   -1   -1       -1   -1  197.TIF  EAST SHORE: N TO FRANKFORT      
    304   1929  3 19   -1   -1   LI   -1   -1        -1   -1       -1   -1  198.TIF  WEST & SOUTH SHORES             
    304   1929  3 19   -1   -1   FD   -1   -1   DI   -1   -1       -1   -1  198.TIF  EAST SHORE: N TO FRANKFORT      
    304   1929  3 26   -1   -1   OW   -1   -1        -1   -1       -1   -1  199.TIF  WEST & SOUTH SHORES             
    304   1929  3 26   -1   -1   FD   -1   -1   DI   -1   -1       -1   -1  199.TIF  EAST SHORE: N TO FRANKFORT      
    304   1929  4  2   -1   -1   OW   -1   -1        -1   -1       -1   -1  200.TIF  WEST & SOUTH SHORES             
    304   1929  4  2   -1   -1   OW   -1   -1        -1   -1       -1   -1  200.TIF  EAST SHORE: N TO CHARLEVOIX     
    304   1929  4  9   -1   -1   OW   -1   -1        -1   -1       -1   -1  201.TIF  EAST, SOUTH & WEST SHORES       
    353   1929  3  5   -1   -1   OW   -1   -1        -1   -1       -1   -1  196.TIF  TO BELOW ALGONAC                
    353   1929  3 12   -1   -1   RI   -1   -1        -1   -1       -1   -1  197.TIF                                  
    353   1929  3 12   -1   -1   IJ   -1   -1        -1   -1       -1   -1  197.TIF  BELOW ALGONAC                   
    353   1929  3 19   -1   -1   OW   -1   -1        -1   -1       -1   -1  198.TIF                                  
    353   1929  3 26   -1   -1   OW   -1   -1        -1   -1       -1   -1  199.TIF                                  
    353   1929  4  2   -1   -1   OW   -1   -1        -1   -1       -1   -1  200.TIF                                  
    357   1929  3  5   -1   -1   OW   -1   -1        -1   -1       -1   -1  196.TIF  MOUTH TO 10Mi NORTH             
    357   1929  3  5   -1   -1   RT   -1   -1        -1   -1       -1   -1  196.TIF  BEYOND 10Mi NORTH OF MOUTH      
    357   1929  3 12   -1   -1   OW   -1   -1        -1   -1       -1   -1  197.TIF  WEST SHORE                      
    357   1929  3 12   -1   -1   FD   -1   -1        -1   -1       -1   -1  197.TIF  EAST SHORE                      
    357   1929  3 19   -1   -1   OW   -1   -1        -1   -1       -1   -1  198.TIF                                  
    357   1929  3 26   -1   -1   OW   -1   -1        -1   -1       -1   -1  199.TIF                                  
    357   1929  4  2   -1   -1   OW   -1   -1        -1   -1       -1   -1  200.TIF                                  
    357   1929  4  9   -1   -1   OW   -1   -1        -1   -1       -1   -1  201.TIF                                  
    359   1929  3  5   -1   -1   OW   -1   -1        -1   -1       -1   -1  196.TIF                                  
    359   1929  3 12   -1   -1   RI   -1   -1        -1   -1       -1   -1  197.TIF                                  
    359   1929  3 19   -1   -1   RI   -1   -1        -1   -1       -1   -1  198.TIF                                  
    359   1929  3 26   -1   -1   OW   -1   -1        -1   -1       -1   -1  199.TIF                                  
    359   1929  4  2   -1   -1   OW   -1   -1        -1   -1       -1   -1  200.TIF                                  
    359   1929  4  9   -1   -1   OW   -1   -1        -1   -1       -1   -1  201.TIF                                  
    367   1929  4  9   -1   -1   RI   -1   -1        -1   -1       -1   -1  201.TIF                                  
    368   1929  3  5   -1   -1   FD   -1   -1   BV   -1   -1       -1   -1  196.TIF                                  
    368   1929  3 12   -1   -1   FD   -1   -1   BV   -1   -1   WI  -1   -1  197.TIF                                  
    368   1929  3 19   -1   -1   FD   -1   -1   BV   -1   -1   RT  -1   -1  198.TIF                                  
    368   1929  3 26   -1   -1   FD   -1   -1   RT   -1   -1       -1   -1  199.TIF  SOUTH SHORE: E TO BEYOND ERIE   
    368   1929  4  2   -1   -1   FD   -1   -1   BV   -1   -1   BK  -1   -1  200.TIF                                  
    368   1929  4  9   -1   -1   FD   -1   -1   PI   -1   -1   WI  -1   -1  201.TIF                                  
    368   1929  4  9   -1   -1   LI   -1   -1        -1   -1       -1   -1  201.TIF  NORTH SHORE                     
    379   1929  3  5   -1   -1   FD   -1   -1   BK   -1   -1   DI  -1   -1  196.TIF                                  
    379   1929  4  2   -1   -1   FD   -1   -1   DI   -1   -1       -1   -1  200.TIF                                  
    384   1929  3 12   -1   -1   BK   -1   -1        -1   -1       -1   -1  197.TIF  WEST END                        
    384   1929  3 12   -1   -1   FD   -1   -1   DI   -1   -1       -1   -1  197.TIF  AROUND THE ISLANDS              
    384   1929  3 19   -1   -1   OW   -1   -1        -1   -1       -1   -1  198.TIF  EXTREME WEST END                
    384   1929  3 19   -1   -1   IP   -1   -1        -1   -1       -1   -1  198.TIF  AROUND THE ISLANDS              
    384   1929  3 26   -1   -1   LF   -1   -1   BK   -1   -1       -1   -1  199.TIF  AROUND THE ISLANDS              
    384   1929  4  2   -1   -1   OW   -1   -1        -1   -1       -1   -1  200.TIF  WESTERN & CENTRAL PORTIONS      
    384   1929  4  9   -1   -1   OW   -1   -1        -1   -1       -1   -1  201.TIF  EXCEPT EXTREME EAST END         
    386   1929  4  2   -1   -1   FD   -1   -1        -1   -1       -1   -1  200.TIF                                  
    395   1929  3  5   -1   -1   FD   -1   -1        -1   -1       -1   -1  196.TIF  EAST TO ERIE                    
    395   1929  3 12   -1   -1   FD   -1   -1   DI   -1   -1       -1   -1  197.TIF  EASTWARD TO DUNKIRK             
    395   1929  3 19   -1   -1   FD   -1   -1   DI   -1   -1       -1   -1  198.TIF  EAST TO DUNKIRK                 
    403   1929  3  5   -1   -1   IP   -1   -1        -1   -1       -1   -1  196.TIF                                  
    408   1929  3  5   -1   -1   SW   -1   -1        -1   -1       -1   -1  196.TIF  ABOVE N.Y.C. BRIDGE             
    413   1929  3 19   -1   -1   OW   -1   -1        -1   -1       -1   -1  198.TIF  EAST TOWARDS ASHTABULA          
    418   1929  3  5   -1   -1   FD   -1   -1   BV   -1   -1       -1   -1  196.TIF  AND THE ISLANDS                 
    418   1929  3 26   -1   -1   OW   -1   -1        -1   -1       -1   -1  199.TIF  SOUTH SHORE: E TO BEYOND ERIE   
    424   1929  3  5   -1   -1   LI   -1   -1        -1   -1       -1   -1  196.TIF  EAST TO FAIRPORT                
    424   1929  3 12   -1   -1   OW   -1   -1        -1   -1       -1   -1  197.TIF  EASTWARD TO FAIRPORT            
    460   1929  3  5   -1   -1   LI   -1   -1        -1   -1       -1   -1  196.TIF  WEST & CENTRAL PORTIONS         
    460   1929  3  5   -1   -1   FD   -1   -1        -1   -1       -1   -1  196.TIF  EXTREME EAST END                
    460   1929  3 12   -1   -1   OW   -1   -1        -1   -1       -1   -1  197.TIF  EXCEPT EXTREME EAST END         
    460   1929  3 12   -1   -1   FD   -1   -1        -1   -1       -1   -1  197.TIF  EXTREME EAST END                
    460   1929  3 12   -1   -1   IP   -1   -1        -1   -1       -1   -1  197.TIF  EASTERN HARBORS                 
    460   1929  3 19   -1   -1   OW   -1   -1        -1   -1       -1   -1  198.TIF  EXCEPT EXTREME EAST END         
    460   1929  3 19   -1   -1   RT   -1   -1        -1   -1       -1   -1  198.TIF  EXTREME EAST END                
    460   1929  3 19   -1   -1   IP   -1   -1        -1   -1       -1   -1  198.TIF  SOME EASTERN HARBORS            
    460   1929  3 26   -1   -1   OW   -1   -1        -1   -1       -1   -1  199.TIF  EXCEPT EXTREME EAST END         
    460   1929  3 26   -1   -1   RT   -1   -1   BK   -1   -1       -1   -1  199.TIF  EXTREME EAST END                
    460   1929  4  2   -1   -1   OW   -1   -1        -1   -1       -1   -1  200.TIF  EXCEPT EXTREME EASTERN PORTION  
    460   1929  4  2   -1   -1   DC   -1   -1        -1   -1       -1   -1  200.TIF  EXTREME EASTERN PORTION         
    460   1929  4  9   -1   -1   OW   -1   -1        -1   -1       -1   -1  201.TIF                                  
    497   1929  3  5   14   -1   SO   -1   -1        -1   -1       -1   -1  196.TIF                                  
    497   1929  3 12   -1   -1   RT   -1   -1        -1   -1       -1   -1  197.TIF                                  
    497   1929  3 19   -1   -1   RT   -1   -1        -1   -1       -1   -1  198.TIF                                  
    497   1929  3 26   -1   -1   OW   -1   -1        -1   -1       -1   -1  199.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.