000 
CDUS41 KLWX 080542
CLIIAD


CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC                  
138 AM EDT FRI APR 8 2005

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

...THE WASHINGTON DULLES CLIMATE SUMMARY FOR APRIL 7 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         74    148 PM  84    1991  63     11       75       
  MINIMUM         59   1109 PM  21    1977  38     21       44       
  AVERAGE         67                        50     17       60      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.11          1.33 1988   0.10   0.01      T      
  MONTH TO DATE    2.51                      0.76   1.75     1.68    
  SINCE MAR 1      6.44                      4.31   2.13     3.73    
  SINCE JAN 1     10.99                     10.13   0.86     7.07    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0           1.1  1990   T      0.0      0.0     
  MONTH TO DATE    0.0                       0.4   -0.4      0.0     
  SINCE MAR 1      1.2                       3.8   -2.6       T      
  SINCE JUL 1     17.3                      21.2   -3.9     17.4     
  SNOW DEPTH       0                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY        0                        15    -15        5       
  MONTH TO DATE   68                       108    -40      135       
  SINCE MAR 1    812                       778     34      709       
  SINCE JUL 1   4148                      4538   -390     4436       
                                                                     
 COOLING                                                             
  YESTERDAY        2                         0      2        0       
  MONTH TO DATE    7                         0      7        0       
  SINCE MAR 1      7                         4      3        0       
  SINCE JAN 1      7                         4      3        0       
..................................................................

WIND (MPH)                                                           
  HIGHEST WIND SPEED    26   HIGHEST WIND DIRECTION    SW (220)      
  HIGHEST GUST SPEED    36   HIGHEST GUST DIRECTION    SW (220)      
  AVERAGE WIND SPEED    11.9                                         
                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.9                                              
                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  LIGHT RAIN                                                         
  FOG                                                                
                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST   100           900 PM                                     
 LOWEST     40          1200 AM                                     
 AVERAGE    70                                                       
..........................................................
                                                                     
THE WASHINGTON DULLES CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   64        87      1991                    
 MINIMUM TEMPERATURE (F)   38        24      1970                    
                                                                     
SUNRISE AND SUNSET                                                   
APRIL  8 2005.........SUNRISE   643 AM EDT   SUNSET   740 PM EDT   
APRIL  9 2005.........SUNRISE   642 AM EDT   SUNSET   741 PM EDT   
                                                                    
-  INDICATES NEGATIVE NUMBERS.                                      
R  INDICATES RECORD WAS SET OR TIED.                                
MM INDICATES DATA IS MISSING.                                       
T  INDICATES TRACE AMOUNT.                                          


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