066 
CDUS41 KLWX 050534
CLIIAD


CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC                  
131 AM EDT TUE AUG 5 2003

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

...THE WASHINGTON DULLES CLIMATE SUMMARY FOR AUGUST 4 2003...

CLIMATE NORMAL PERIOD 1971 TO 2000
CLIMATE RECORD PERIOD 1962 TO 2003

WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         83    535 PM  99    2002  87     -4       99       
  MINIMUM         69   1132 PM  51    1976  64      5       70       
  AVERAGE         76                        76      0       85      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.01          0.83 1967   0.12  -0.11     0.00    
  MONTH TO DATE    0.30                      0.46  -0.16     0.02    
  SINCE JUN 1     14.70                      8.10   6.60     6.28    
  SINCE JAN 1     38.79                     24.91  13.88    19.65    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0           0.0  2002   0.0    0.0      0.0     
                                      2001                          
  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     31                        22      9        2       
  SINCE JUL 1      0                         1     -1        0       
                                                                     
 COOLING                                                             
  YESTERDAY       11                        11      0       20       
  MONTH TO DATE   53                        44      9       76       
  SINCE JUN 1    546                       592    -46      699       
  SINCE JAN 1    576                       667    -91      827       
..................................................................

WIND (MPH)                                                           
  HIGHEST WIND SPEED    12   HIGHEST WIND DIRECTION    SW (230)      
  HIGHEST GUST SPEED    16   HIGHEST GUST DIRECTION     S (200)      
  AVERAGE WIND SPEED     4.4                                         
                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.8                                              
                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  LIGHT RAIN                                                         
  FOG                                                                
                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST   100          1200 AM                                     
 LOWEST     69           400 PM                                     
 AVERAGE    85                                                       
..........................................................
                                                                     
THE WASHINGTON DULLES CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   87        99      1995                    
 MINIMUM TEMPERATURE (F)   64        54      1992                    
                                                                     
SUNRISE AND SUNSET                                                   
AUGUST  5 2003........SUNRISE   614 AM EDT   SUNSET   817 PM EDT   
AUGUST  6 2003........SUNRISE   615 AM EDT   SUNSET   816 PM EDT   
                                                                    
-  INDICATES NEGATIVE NUMBERS.                                      
R  INDICATES RECORD WAS SET OR TIED.                                
MM INDICATES DATA IS MISSING.                                       
T  INDICATES TRACE AMOUNT.