240 
CDUS41 KLWX 220532
CLIIAD


CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC                  
1230 AM EST SUN FEB 22 2004

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

...THE WASHINGTON DULLES CLIMATE SUMMARY FOR FEBRUARY 21 2004...

CLIMATE NORMAL PERIOD 1971 TO 2000
CLIMATE RECORD PERIOD 1962 TO 2004

WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         55    120 AM  70    1997  47      8       41       
  MINIMUM         40   1159 PM   7    1972  25     15       24       
  AVERAGE         48                        36     12       33      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          0.85 1993   0.10  -0.10     0.30    
  MONTH TO DATE    1.83                      2.05  -0.22     4.04    
  SINCE DEC 1      7.81                      8.17  -0.36    10.34    
  SINCE JAN 1      3.24                      5.10  -1.86     6.73    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0           2.7  1993   0.2   -0.2      0.0     
  MONTH TO DATE    T                         4.8   -4.8     28.5     
  SINCE DEC 1     17.4                      15.1    2.3     41.8     
  SINCE JUL 1     17.4                      16.0    1.4     41.8     
  SNOW DEPTH       0                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       17                        29    -12       32       
  MONTH TO DATE  659                       653      6      726       
  SINCE DEC 1   2688                      2562    126     2825       
  SINCE JUL 1   3514                      3539    -25     3807       
                                                                     
 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    28   HIGHEST WIND DIRECTION     W (280)      
  HIGHEST GUST SPEED    36   HIGHEST GUST DIRECTION    NW (310)      
  AVERAGE WIND SPEED    13.7                                         
                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.7                                              
                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  HAZE                                                               
                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    76          M600 AM                                     
 LOWEST     35          1000 AM                                     
 AVERAGE    56                                                       
..........................................................
                                                                     
THE WASHINGTON DULLES CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   47        71      1991                    
 MINIMUM TEMPERATURE (F)   26         4      1968                    
                                                                     
SUNRISE AND SUNSET                                                   
FEBRUARY 22 2004......SUNRISE   653 AM EST   SUNSET   554 PM EST   
FEBRUARY 23 2004......SUNRISE   651 AM EST   SUNSET   555 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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