AFOS product CLIIAD
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CDUS41 KLWX 050539
CLIIAD


CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC                  
135 AM EDT TUE APR 5 2005

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

...THE WASHINGTON DULLES CLIMATE SUMMARY FOR APRIL 4 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         64    459 PM  81    1981  62      2       47       
  MINIMUM         38    548 AM  22    1965  37      1       35       
  AVERAGE         51                        50      1       41      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          1.47 1987   0.11  -0.11     0.05    
  MONTH TO DATE    2.40                      0.44   1.96     1.68    
  SINCE MAR 1      6.33                      3.99   2.34     3.73    
  SINCE JAN 1     10.88                      9.81   1.07     7.07    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0           0.2  1990   0.1   -0.1      0.0     
  MONTH TO DATE    0.0                       0.4   -0.4      0.0     
  SINCE MAR 1      1.2                       3.8   -2.6       T      
  SINCE JUL 1     17.3                      21.2   -3.9     17.4     
  SNOW DEPTH       0                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       14                        15     -1       24       
  MONTH TO DATE   56                        63     -7       84       
  SINCE MAR 1    800                       733     67      658       
  SINCE JUL 1   4136                      4493   -357     4385       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         0      0        0       
  MONTH TO DATE    0                         0      0        0       
  SINCE MAR 1      0                         4     -4        0       
  SINCE JAN 1      0                         4     -4        0       
..................................................................

WIND (MPH)                                                           
  HIGHEST WIND SPEED    20   HIGHEST WIND DIRECTION    NW (320)      
  HIGHEST GUST SPEED    23   HIGHEST GUST DIRECTION    NW (330)      
  AVERAGE WIND SPEED     9.2                                         
                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.1                                              
                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  NO SIGNIFICANT WEATHER WAS OBSERVED.                               
                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    62          1100 PM                                     
 LOWEST     20           500 PM                                     
 AVERAGE    41                                                       
..........................................................
                                                                     
THE WASHINGTON DULLES CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   62        83      1985                    
 MINIMUM TEMPERATURE (F)   37        22      1965                    
                                                                     
SUNRISE AND SUNSET                                                   
APRIL  5 2005.........SUNRISE   648 AM EDT   SUNSET   737 PM EDT   
APRIL  6 2005.........SUNRISE   646 AM EDT   SUNSET   738 PM EDT   
                                                                    
-  INDICATES NEGATIVE NUMBERS.                                      
R  INDICATES RECORD WAS SET OR TIED.                                
MM INDICATES DATA IS MISSING.                                       
T  INDICATES TRACE AMOUNT.                                          


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