AFOS product CLIIAD
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CDUS41 KLWX 230547
CLIIAD


CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC                  
146 AM EDT WED AUG 23 2006

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

...THE WASHINGTON DULLES CLIMATE SUMMARY FOR AUGUST 22 2006...

CLIMATE NORMAL PERIOD 1971 TO 2000
CLIMATE RECORD PERIOD 1962 TO 2006

WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         90    318 PM 101    1983  85      5       88       
  MINIMUM         61    613 AM  51    1976  62     -1       63       
                                      1969                          
  AVERAGE         76                        74      2       76      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          0.40 1990   0.12  -0.12     0.00    
  MONTH TO DATE    1.19                      2.62  -1.43     1.60    
  SINCE JUN 1     15.43                     10.26   5.17    11.37    
  SINCE JAN 1     26.94                     27.07  -0.13    29.05    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0                                               
  SNOW DEPTH       0                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY        0                         0      0        0       
  MONTH TO DATE    0                         0      0        0       
  SINCE JUN 1      4                        22    -18        9       
  SINCE JUL 1      0                         1     -1        0       
                                                                     
 COOLING                                                             
  YESTERDAY       11                         9      2       11       
  MONTH TO DATE  284                       228     56      320       
  SINCE JUN 1    952                       776    176     1002       
  SINCE JAN 1   1034                       851    183     1030       
..................................................................

WIND (MPH)                                                           
  HIGHEST WIND SPEED    21   HIGHEST WIND DIRECTION     W (260)      
  HIGHEST GUST SPEED    MM   HIGHEST GUST DIRECTION    SW (240)      
  AVERAGE WIND SPEED     4.4                                         
                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.6                                              
                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  FOG                                                                
  HAZE                                                               
                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    90           600 AM                                     
 LOWEST     34           200 PM                                     
 AVERAGE    62                                                       
..........................................................
                                                                     
THE WASHINGTON DULLES CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   85        96      1998                    
 MINIMUM TEMPERATURE (F)   62        28      2005                    
                                                                     
SUNRISE AND SUNSET                                                   
AUGUST 23 2006........SUNRISE   630 AM EDT   SUNSET   754 PM EDT   
AUGUST 24 2006........SUNRISE   631 AM EDT   SUNSET   752 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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