AFOS product CLIDLH
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CDUS43 KDLH 180635
CLIDLH


CLIMATE REPORT
NATIONAL WEATHER SERVICE DULUTH MN                                   
1231 AM CST MON DEC 18 2006

................................... 

...THE DULUTH CLIMATE SUMMARY FOR DECEMBER 17 2006...

CLIMATE NORMAL PERIOD 1971 TO 2000
CLIMATE RECORD PERIOD 1870 TO 2006

WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         32   1259 AM  44    1939  22     10       16       
  MINIMUM         21   1159 PM -21    1983   5     16       -2       
  AVERAGE         27                        13     14        7      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        T             0.79 1977   0.03  -0.03      T      
  MONTH TO DATE    0.40                      0.61  -0.21     1.70    
  SINCE DEC 1      0.40                      0.61  -0.21     1.70    
  SINCE JAN 1     23.73                     30.67  -6.94    31.55    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        T             2.6  1998   0.4   -0.4      0.3     
  MONTH TO DATE    5.6                       7.8   -2.2     25.2     
  SINCE DEC 1      5.6                       7.8   -2.2     25.2     
  SINCE JUL 1     13.7                      24.7  -11.0     36.7     
  SNOW DEPTH       0                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       38                        52    -14       58       
  MONTH TO DATE  744                       828    -84      874       
  SINCE DEC 1    744                       828    -84      874       
  SINCE JUL 1   2870                      3140   -270     2793       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         0      0        0       
  MONTH TO DATE    0                         0      0        0       
  SINCE DEC 1      0                         0      0        0       
  SINCE JAN 1    350                       189    161      297       
..................................................................

WIND (MPH)                                                           
  HIGHEST WIND SPEED    24   HIGHEST WIND DIRECTION     W (280)      
  HIGHEST GUST SPEED    30   HIGHEST GUST DIRECTION     W (290)      
  AVERAGE WIND SPEED    14.3                                         
                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.7                                              
                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  LIGHT SNOW                                                         
                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    69                                                       
 LOWEST     57                                                       
 AVERAGE    63                                                       
..........................................................
                                                                     
THE DULUTH CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   21        48      1931                    
 MINIMUM TEMPERATURE (F)    4       -32      1884                    
                                                                     
SUNRISE AND SUNSET                                                   
DECEMBER 18 2006......SUNRISE   749 AM CST   SUNSET   421 PM CST   
DECEMBER 19 2006......SUNRISE   749 AM CST   SUNSET   422 PM CST   
                                                                    
-  INDICATES NEGATIVE NUMBERS.                                      
R  INDICATES RECORD WAS SET OR TIED.                                
MM INDICATES DATA IS MISSING.                                       
T  INDICATES TRACE AMOUNT.                                          


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