AFOS product CLIIAD
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CDUS41 KLWX 090535
CLIIAD


CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC                  
134 AM EDT TUE AUG 9 2005

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

...THE WASHINGTON DULLES CLIMATE SUMMARY FOR AUGUST 8 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         86    218 PM  98    1980  87     -1       81       
  MINIMUM         70   1150 PM  49    1989  64      6       53       
  AVERAGE         78                        75      3       67      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.74R         0.65 1985   0.12   0.62     0.00    
  MONTH TO DATE    0.76                      0.94  -0.18     2.15    
  SINCE JUN 1     10.57                      8.58   1.99     9.61    
  SINCE JAN 1     28.25                     25.39   2.86    23.10    
                                                                     
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        0                         0      0        0       
  MONTH TO DATE    0                         0      0        2       
  SINCE JUN 1      9                        22    -13       14       
  SINCE JUL 1      0                         1     -1        2       
                                                                     
 COOLING                                                             
  YESTERDAY       13                        11      2        2       
  MONTH TO DATE  121                        88     33       65       
  SINCE JUN 1    803                       636    167      606       
  SINCE JAN 1    831                       711    120      846       
..................................................................

WIND (MPH)                                                           
  HIGHEST WIND SPEED    17   HIGHEST WIND DIRECTION    SE (150)      
  HIGHEST GUST SPEED    23   HIGHEST GUST DIRECTION    SE (150)      
  AVERAGE WIND SPEED     4.4                                         
                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 1.0                                              
                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  HEAVY RAIN                                                         
  RAIN                                                               
  LIGHT RAIN                                                         
  FOG                                                                
  HAZE                                                               
                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST   100           900 PM                                     
 LOWEST     58           100 PM                                     
 AVERAGE    79                                                       
..........................................................
                                                                     
THE WASHINGTON DULLES CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   87        97      2001                    
                                             1980                    
 MINIMUM TEMPERATURE (F)   64        47      1989                    
                                                                     
SUNRISE AND SUNSET                                                   
AUGUST  9 2005........SUNRISE   618 AM EDT   SUNSET   812 PM EDT   
AUGUST 10 2005........SUNRISE   619 AM EDT   SUNSET   811 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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