AFOS product CLIIAD
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CDUS41 KLWX 220534
CLIIAD


CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC                  
1232 AM EST SAT MAR 22 2003

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

...THE WASHINGTON DULLES CLIMATE SUMMARY FOR MARCH 21 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         57    237 PM  76    1978  57      0       61       
  MINIMUM         40    209 AM  14    1965  33      7       30       
  AVERAGE         49                        45      4       46      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.06          1.29 2000   0.12  -0.06     0.00    
  MONTH TO DATE    2.52                      2.43   0.09     2.51    
  SINCE MAR 1      2.52                      2.43   0.09     2.51    
  SINCE JAN 1     10.34                      8.25   2.09     4.20    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0           2.3  1964   0.1   -0.1      0.0     
  MONTH TO DATE    0.1                       2.5   -2.4      0.0     
  SINCE MAR 1      0.1                       2.5   -2.4      0.0     
  SINCE JUL 1     48.3                      19.9   28.4      2.6     
  SNOW DEPTH       0                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       16                        20     -4       19       
  MONTH TO DATE  496                       488      8      413       
  SINCE MAR 1    496                       488      8      413       
  SINCE JUL 1   4540                      4221    319     3462       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         0      0        0       
  MONTH TO DATE    0                         0      0        0       
  SINCE MAR 1      0                         0      0        0       
  SINCE JAN 1      0                         0      0        0       
..................................................................

WIND (MPH)                                                           
  HIGHEST WIND SPEED    12   HIGHEST WIND DIRECTION    NW (330)      
  HIGHEST GUST SPEED    14   HIGHEST GUST DIRECTION    NW (330)      
  AVERAGE WIND SPEED     1.8                                         
                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 1.0                                              
                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  RAIN                                                               
  LIGHT RAIN                                                         
  FOG                                                                
  FOG W/VISIBILITY <= 1/4 MILE                                       
                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST   100           100 AM                                     
 LOWEST     86           200 PM                                     
 AVERAGE    93                                                       
..........................................................
                                                                     
THE WASHINGTON DULLES CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   57        83      1968                    
 MINIMUM TEMPERATURE (F)   34        12      1988                    
                                                                     
SUNRISE AND SUNSET                                                   
MARCH 22 2003.........SUNRISE   611 AM EST   SUNSET   623 PM EST   
MARCH 23 2003.........SUNRISE   609 AM EST   SUNSET   624 PM EST   
                                                                    
-  INDICATES NEGATIVE NUMBERS.                                      
R  INDICATES RECORD WAS SET OR TIED.                                
MM INDICATES DATA IS MISSING.                                       
T  INDICATES TRACE AMOUNT.