903 
CDUS41 KLWX 290538
CLIIAD


CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC                  
135 AM EDT TUE APR 29 2003

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

...THE WASHINGTON DULLES CLIMATE SUMMARY FOR APRIL 28 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         79    452 PM  88    1990  70      9       74       
  MINIMUM         37    526 AM  32    1993  44     -7       54       
  AVERAGE         58                        57      1       64      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          1.68 2002   0.12  -0.12     1.68    
  MONTH TO DATE    2.60                      2.98  -0.38     3.45    
  SINCE MAR 1      6.31                      6.53  -0.22     6.93    
  SINCE JAN 1     14.13                     12.35   1.78     8.62    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0           0.0  2002   0.0    0.0      0.0     
                                                              
  MONTH TO DATE    T                         0.4   -0.4      0.0     
  SINCE MAR 1      1.9                       3.8   -1.9      0.0     
  SINCE JUL 1     50.1                      21.2   28.9      2.6     
  SNOW DEPTH       0                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY        7                         9     -2        1       
  MONTH TO DATE  340                       346     -6      275       
  SINCE MAR 1    981                      1016    -35      878       
  SINCE JUL 1   5025                      4749    276     3927       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         1     -1        0       
  MONTH TO DATE    8                         9     -1       55       
  SINCE MAR 1      8                        13     -5       55       
  SINCE JAN 1      8                        13     -5       55       
..................................................................

WIND (MPH)                                                           
  HIGHEST WIND SPEED    15   HIGHEST WIND DIRECTION    SW (210)      
  HIGHEST GUST SPEED    21   HIGHEST GUST DIRECTION    SW (210)      
  AVERAGE WIND SPEED     5.2                                         
                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.0                                              
                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  FOG                                                                
                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST   100           300 AM                                     
 LOWEST     33           700 PM                                     
 AVERAGE    67                                                       
..........................................................
                                                                     
THE WASHINGTON DULLES CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   70        87      1974                    
 MINIMUM TEMPERATURE (F)   44        32      1987                    
                                                                     
SUNRISE AND SUNSET                                                   
APRIL 29 2003.........SUNRISE   615 AM EDT   SUNSET   800 PM EDT   
APRIL 30 2003.........SUNRISE   614 AM EDT   SUNSET   801 PM EDT   
                                                                    
-  INDICATES NEGATIVE NUMBERS.                                      
R  INDICATES RECORD WAS SET OR TIED.                                
MM INDICATES DATA IS MISSING.                                       
T  INDICATES TRACE AMOUNT.