AFOS product CLIIAD
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CDUS41 KLWX 200534
CLIIAD


CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC                  
1232 AM EST SUN FEB 20 2005

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

...THE WASHINGTON DULLES CLIMATE SUMMARY FOR FEBRUARY 19 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         40    436 PM  71    1997  47     -7       59       
  MINIMUM         15    307 AM   7    1979  25    -10       25       
  AVERAGE         28                        36     -8       42      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          1.34 1972   0.10  -0.10     0.00    
  MONTH TO DATE    0.62                      1.85  -1.23     1.83    
  SINCE DEC 1      6.77                      7.97  -1.20     7.81    
  SINCE JAN 1      3.76                      4.90  -1.14     3.24    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0          13.8  1979   0.2   -0.2      0.0     
  MONTH TO DATE    1.4                       4.4   -3.0       T      
  SINCE DEC 1      8.8                      14.7   -5.9     17.4     
  SINCE JUL 1      8.8                      15.6   -6.8     17.4     
  SNOW DEPTH       0                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       37                        29      8       23       
  MONTH TO DATE  507                       595    -88      622       
  SINCE DEC 1   2272                      2504   -232     2651       
  SINCE JUL 1   3077                      3481   -404     3477       
                                                                     
 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    14   HIGHEST WIND DIRECTION    NW (310)      
  HIGHEST GUST SPEED    21   HIGHEST GUST DIRECTION     W (270)      
  AVERAGE WIND SPEED     6.0                                         
                                                                     
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    80           400 AM                                     
 LOWEST     30           400 PM                                     
 AVERAGE    55                                                       
..........................................................
                                                                     
THE WASHINGTON DULLES CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   47        70      1971                    
 MINIMUM TEMPERATURE (F)   25        -2      1979                    
                                                                     
SUNRISE AND SUNSET                                                   
FEBRUARY 20 2005......SUNRISE   655 AM EST   SUNSET   553 PM EST   
FEBRUARY 21 2005......SUNRISE   653 AM EST   SUNSET   554 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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