000 
CDUS41 KLWX 100531
CLIIAD


CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC                  
1230 AM EST THU FEB 10 2005

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

...THE WASHINGTON DULLES CLIMATE SUMMARY FOR FEBRUARY 9 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         61    338 PM  69    2001  44     17       46       
  MINIMUM         38    632 AM  -5    1967  23     15       19       
  AVERAGE         50                        33     17       33      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.03          1.07 1970   0.10  -0.07     0.00    
  MONTH TO DATE    0.12                      0.85  -0.73     1.83    
  SINCE DEC 1      6.27                      6.97  -0.70     7.81    
  SINCE JAN 1      3.26                      3.90  -0.64     3.24    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0           2.0  1980   0.2   -0.2      0.0     
  MONTH TO DATE    1.4                       2.4   -1.0       T      
  SINCE DEC 1      8.8                      12.7   -3.9     17.4     
  SINCE JUL 1      8.8                      13.6   -4.8     17.4     
  SNOW DEPTH       0                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       15                        32    -17       32       
  MONTH TO DATE  235                       291    -56      316       
  SINCE DEC 1   2000                      2200   -200     2345       
  SINCE JUL 1   2805                      3177   -372     3171       
                                                                     
 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    15   HIGHEST WIND DIRECTION    NW (320)      
  HIGHEST GUST SPEED    17   HIGHEST GUST DIRECTION    NW (330)      
  AVERAGE WIND SPEED     4.5                                         
                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.9                                              
                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  RAIN                                                               
  LIGHT RAIN                                                         
  FOG                                                                
  HAZE                                                               
                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    92           600 AM                                     
 LOWEST     42           300 PM                                     
 AVERAGE    67                                                       
..........................................................
                                                                     
THE WASHINGTON DULLES CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   44        63      1990                    
                                             2001                    
 MINIMUM TEMPERATURE (F)   23       -10      1979                    
                                                                     
SUNRISE AND SUNSET                                                   
FEBRUARY 10 2005......SUNRISE   707 AM EST   SUNSET   542 PM EST   
FEBRUARY 11 2005......SUNRISE   706 AM EST   SUNSET   543 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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