000 
CDUS41 KLWX 310535
CLIIAD


CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC                  
1230 AM EST THU MAR 31 2005

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

...THE WASHINGTON DULLES CLIMATE SUMMARY FOR MARCH 30 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         67   359 PM   89    1998  60      7       49        
  MINIMUM         37   558 AM   22    1970  36      1       37        
  AVERAGE         52                        48      4       43      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          1.24 1974   0.11  -0.11     0.02    
  MONTH TO DATE    3.93                      3.44   0.49     2.02    
  SINCE MAR 1      3.93                      3.44   0.49     2.02    
  SINCE JAN 1      8.48                      9.26  -0.78     5.36    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0           5.3  1964   0.1   -0.1      0.0     
  MONTH TO DATE    1.2                       3.4   -2.2       T      
  SINCE MAR 1      1.2                       3.4   -2.2       T      
  SINCE JUL 1     17.3                      20.8   -3.5     17.4     
  SNOW DEPTH       0                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       13                        17     -4       22       
  MONTH TO DATE  728                       653     75      557       
  SINCE MAR 1    728                       653     75      557       
  SINCE JUL 1   4064                      4413   -349     4284       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         1     -1        0       
  MONTH TO DATE    0                         3     -3        0       
  SINCE MAR 1      0                         3     -3        0       
  SINCE JAN 1      0                         3     -3        0       
..................................................................

WIND (MPH)                                                           
  HIGHEST WIND SPEED     9   HIGHEST WIND DIRECTION     N (360)      
  HIGHEST GUST SPEED    MM   HIGHEST GUST DIRECTION    MM            
  AVERAGE WIND SPEED     4.7                                         
                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.5                                              
                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  NO SIGNIFICANT WEATHER WAS OBSERVED.                               
                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    92           400 AM                                     
 LOWEST     37           300 PM                                     
 AVERAGE    65                                                       
..........................................................
                                                                     
THE WASHINGTON DULLES CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   61        85      1998                    
 MINIMUM TEMPERATURE (F)   36        17      1964                    
                                                                     
SUNRISE AND SUNSET                                                   
MARCH 31 2005.........SUNRISE   556 AM EST   SUNSET   633 PM EST   
APRIL  1 2005.........SUNRISE   554 AM EST   SUNSET   634 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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