AFOS product CLIIAD
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CDUS41 KLWX 250543
CLIIAD


CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC                  
1242 AM EST TUE JAN 25 2005

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

...THE WASHINGTON DULLES CLIMATE SUMMARY FOR JANUARY 24 2005...

CLIMATE NORMAL PERIOD 1971 TO 2000
CLIMATE RECORD PERIOD 1962 TO 2005

WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         28   1159 PM  73    1967  41    -13       27       
  MINIMUM          7    708 AM  -2    1987  22    -15       17       
  AVERAGE         18                        32    -14       22      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.01          1.18 1979   0.10  -0.09      T      
  MONTH TO DATE    2.72                      2.40   0.32     0.85    
  SINCE DEC 1      5.73                      5.47   0.26     5.42    
  SINCE JAN 1      2.72                      2.40   0.32     0.85    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.2           2.5  1977   0.3   -0.1       T      
  MONTH TO DATE    4.5                       6.0   -1.5      0.4     
  SINCE DEC 1      4.5                       8.2   -3.7     11.8     
  SINCE JUL 1      4.5                       9.1   -4.6     11.8     
  SNOW DEPTH       2                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       47                        33     14       43       
  MONTH TO DATE  674                       794   -120      823       
  SINCE DEC 1   1510                      1678   -168     1714       
  SINCE JUL 1   2315                      2655   -340     2540       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         0      0        0       
  MONTH TO DATE    0                         0      0        0       
  SINCE DEC 1      0                         0      0        0       
  SINCE JAN 1      0                         0      0        0       
..................................................................

WIND (MPH)                                                           
  HIGHEST WIND SPEED    20   HIGHEST WIND DIRECTION    NW (330)      
  HIGHEST GUST SPEED    23   HIGHEST GUST DIRECTION    NW (330)      
  AVERAGE WIND SPEED     7.1                                         
                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.7                                              
                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  LIGHT SNOW                                                         
  FOG                                                                
                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    84           400 PM                                     
 LOWEST     38           100 PM                                     
 AVERAGE    61                                                       
..........................................................
                                                                     
THE WASHINGTON DULLES CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   41        73      1967                    
 MINIMUM TEMPERATURE (F)   22        -5      1987                    
                                                                     
SUNRISE AND SUNSET                                                   
JANUARY 25 2005.......SUNRISE   722 AM EST   SUNSET   523 PM EST   
JANUARY 26 2005.......SUNRISE   721 AM EST   SUNSET   524 PM EST   
                                                                    
-  INDICATES NEGATIVE NUMBERS.                                      
R  INDICATES RECORD WAS SET OR TIED.                                
MM INDICATES DATA IS MISSING.                                       
T  INDICATES TRACE AMOUNT.                                          


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