000 
CDUS41 KLWX 040543
CLIIAD


CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC                  
1243 AM EST SUN FEB 4 2007

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

...THE WASHINGTON DULLES CLIMATE SUMMARY FOR FEBRUARY 3 2007...

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         37    333 PM  66    1991  43     -6       63       
  MINIMUM         22    736 AM   1    1965  22      0       42       
  AVERAGE         30                        33     -3       53      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          1.07 1982   0.10  -0.10     0.53    
  MONTH TO DATE    0.10                      0.30  -0.20     0.54    
  SINCE DEC 1      3.95                      6.42  -2.47     5.87    
  SINCE JAN 1      2.21                      3.35  -1.14     2.94    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0                                               
  SNOW DEPTH       0                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       35                        33      2       12       
  MONTH TO DATE  102                        99      3       56       
  SINCE DEC 1   1605                      2008   -403     1742       
  SINCE JUL 1   2466                      2985   -519     2481       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         0      0        0       
  MONTH TO DATE    0                         0      0        0       
  SINCE DEC 1      0                         0      0        0       
  SINCE JAN 1      0                         0      0        0       
..................................................................

WIND (MPH)                                                           
  HIGHEST WIND SPEED    21   HIGHEST WIND DIRECTION     W (260)      
  HIGHEST GUST SPEED    28   HIGHEST GUST DIRECTION     W (260)      
  AVERAGE WIND SPEED     9.4                                         
                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.2                                              
                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  NO SIGNIFICANT WEATHER WAS OBSERVED.                               
                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    69          1200 AM                                     
 LOWEST     23           500 PM                                     
 AVERAGE    46                                                       
..........................................................
                                                                     
THE WASHINGTON DULLES CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   43        70      1991                    
 MINIMUM TEMPERATURE (F)   22         4      1966                    
                                                                     
SUNRISE AND SUNSET                                                   
FEBRUARY  4 2007......SUNRISE   714 AM EST   SUNSET   534 PM EST   
FEBRUARY  5 2007......SUNRISE   713 AM EST   SUNSET   535 PM EST   
                                                                    
-  INDICATES NEGATIVE NUMBERS.                                      
R  INDICATES RECORD WAS SET OR TIED.                                
MM INDICATES DATA IS MISSING.                                       
T  INDICATES TRACE AMOUNT.                                          


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