AFOS product CLIIAD
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CDUS41 KLWX 040541
CLIIAD


CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE/WASHINGTON                        
132 AM EDT SUN AUG 4 2002

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

...THE WASHINGTON DULLES CLIMATE SUMMARY FOR AUGUST 3 2002...

CLIMATE NORMAL PERIOD 1971 TO 2000
CLIMATE RECORD PERIOD 1962 TO 2002

WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         96    133 PM  99    1991  88      8       87       
  MINIMUM         71   1146 PM  50    1998  64      7       64       
  AVERAGE         84                        76      8       76      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.02          1.03 1970   0.12  -0.10     0.00    
  MONTH TO DATE    0.02                      0.34  -0.32     0.00    
  SINCE JUN 1      6.28                      7.98  -1.70     9.02    
  SINCE JAN 1     19.65                     24.79  -5.14    25.43    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0           0.0  2001   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        0                         0      0        0       
  MONTH TO DATE    0                         0      0        0       
  SINCE JUN 1      2                        23    -21       18       
  SINCE JUL 1      0                         1     -1        5       
                                                                     
 COOLING                                                             
  YESTERDAY       19                        11      8       11       
  MONTH TO DATE   56                        33     23       26       
  SINCE JUN 1    679                       567    112      507       
  SINCE JAN 1    807                       642    165      574       
..................................................................

WIND (MPH)                                                           
  HIGHEST WIND SPEED    25   HIGHEST WIND DIRECTION    SE (150)      
  HIGHEST GUST SPEED    39   HIGHEST GUST DIRECTION    SE (150)      
  AVERAGE WIND SPEED     6.0                                         
                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.5                                              
                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  THUNDERSTORM                                                       
  LIGHT RAIN                                                         
  HAZE                                                               
                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    87           600 AM                                     
 LOWEST     46          1200 PM                                     
 AVERAGE    67                                                       
..........................................................
                                                                     
THE WASHINGTON DULLES CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   87        97      1987                    
 MINIMUM TEMPERATURE (F)   64        51      1976                    
                                                                     
SUNRISE AND SUNSET                                                   
AUGUST  4 2002........SUNRISE   613 AM EDT   SUNSET   818 PM EDT   
AUGUST  5 2002........SUNRISE   614 AM EDT   SUNSET   817 PM EDT   
                                                                    
-  INDICATES NEGATIVE NUMBERS.                                      
R  INDICATES RECORD WAS SET OR TIED.                                
MM INDICATES DATA IS MISSING.                                       
T  INDICATES TRACE AMOUNT.