AFOS product CLIIAD
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CDUS41 KLWX 070518
CLIIAD


CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC                  
117 AM EDT TUE AUG 7 2007


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

...THE WASHINGTON DULLES CLIMATE SUMMARY FOR AUGUST 6 2007...

CLIMATE NORMAL PERIOD 1971 TO 2000
CLIMATE RECORD PERIOD 1962 TO 2007


 WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         96R   440 PM  96    1977  87      9       91       
  MINIMUM         72    428 AM  50    1966  64      8       67       
  AVERAGE         84                        76      8       79      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.12          2.49 1986   0.12   0.00     0.00    
  MONTH TO DATE    0.13                      0.70  -0.57      T      
  SINCE JUN 1      4.80                      8.34  -3.54    14.24    
  SINCE JAN 1     16.10                     25.15  -9.05    25.75    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0                       0.0    0.0              
  MONTH TO DATE    0.0                       0.0    0.0              
  SINCE JUL 1      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      3                        22    -19        4       
  SINCE JUL 1      0                         1     -1        0       
                                                                     
 COOLING                                                             
  YESTERDAY       19                        11      8       14       
  MONTH TO DATE  106                        66     40      108       
  SINCE JUN 1    786                       614    172      776       
  SINCE JAN 1    937                       689    248      858       
..................................................................


 WIND (MPH)                                                           
  HIGHEST WIND SPEED    28   HIGHEST WIND DIRECTION     E (70)       
  HIGHEST GUST SPEED    70   HIGHEST GUST DIRECTION     E (90)       
  AVERAGE WIND SPEED     5.7                                         

                                                                      
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.7                                              

                                                                      
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  RAIN                                                               
  LIGHT RAIN                                                         
  FOG                                                                
  HAZE                                                               

                                                                      
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    93           700 AM                                     
 LOWEST     42           400 PM                                     
 AVERAGE    68                                                       

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

                                                                      
THE WASHINGTON DULLES CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   87        95      1968                    
 MINIMUM TEMPERATURE (F)   64        49      1994                    

                                                                      
SUNRISE AND SUNSET                                                   
AUGUST  7 2007........SUNRISE   616 AM EDT   SUNSET   815 PM EDT   
AUGUST  8 2007........SUNRISE   617 AM EDT   SUNSET   814 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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