AFOS product CLIIAD
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CDUS41 KLWX 080532
CLIIAD


CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC                  
130 AM EDT SUN AUG 8 2004

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

...THE WASHINGTON DULLES CLIMATE SUMMARY FOR AUGUST 7 2004...

CLIMATE NORMAL PERIOD 1971 TO 2000
CLIMATE RECORD PERIOD 1962 TO 2004

WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         77    234 PM  95    1968  87    -10       80       
  MINIMUM         51    534 AM  49    1994  64    -13       65       
  AVERAGE         64                        76    -12       73      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          2.33 2000   0.12  -0.12      T      
  MONTH TO DATE    2.15                      0.82   1.33     0.35    
  SINCE JUN 1      9.61                      8.46   1.15    14.74    
  SINCE JAN 1     23.11                     25.27  -2.16    38.83    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0          MM      MM   0.0    0.0      0.0     
  MONTH TO DATE    0.0                       0.0    0.0      0.0     
  SINCE JUN 1      0.0                       0.0    0.0      0.0     
  SINCE JUL 1      0.0                       0.0    0.0      0.0     
  SNOW DEPTH       0                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY        1                         0      1        0       
  MONTH TO DATE    2                         0      2        0       
  SINCE JUN 1     14                        22     -8       31       
  SINCE JUL 1      2                         1      1        0       
                                                                     
 COOLING                                                             
  YESTERDAY        0                        11    -11        8       
  MONTH TO DATE   63                        77    -14       80       
  SINCE JUN 1    604                       625    -21      573       
  SINCE JAN 1    844                       700    144      603       
..................................................................

WIND (MPH)                                                           
  HIGHEST WIND SPEED    15   HIGHEST WIND DIRECTION    NW (320)      
  HIGHEST GUST SPEED    18   HIGHEST GUST DIRECTION    NW (330)      
  AVERAGE WIND SPEED     6.1                                         
                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.4                                              
                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  NO SIGNIFICANT WEATHER WAS OBSERVED.                               
                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    96           400 AM                                     
 LOWEST     36           400 PM                                     
 AVERAGE    66                                                       
..........................................................
                                                                     
THE WASHINGTON DULLES CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   87        98      1980                    
 MINIMUM TEMPERATURE (F)   64        49      1989                    
                                                                     
SUNRISE AND SUNSET                                                   
AUGUST  8 2004........SUNRISE   617 AM EDT   SUNSET   813 PM EDT   
AUGUST  9 2004........SUNRISE   618 AM EDT   SUNSET   812 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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