AFOS product CLIIAD
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CDUS41 KLWX 030531
CLIIAD


CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC                  
130 AM EDT MON MAY 3 2004

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

...THE WASHINGTON DULLES CLIMATE SUMMARY FOR MAY 2 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         81    426 PM  88    1992  71     10       80       
  MINIMUM         55   1159 PM  34    1979  45     10       59       
  AVERAGE         68                        58     10       70      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.53          0.85 1977   0.12   0.41     0.00    
  MONTH TO DATE    0.70                      0.24   0.46      T      
  SINCE MAR 1      7.80                      7.01   0.79     6.42    
  SINCE JAN 1     11.14                     12.83  -1.69    15.38    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0           0.0  2002   0.0    0.0      0.0     
                                      2001                          
  MONTH TO DATE    0.0                       0.0    0.0      0.0     
  SINCE MAR 1      T                         3.8   -3.8      1.9     
  SINCE JUL 1     17.4                      21.2   -3.8     50.1     
  SNOW DEPTH       0                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY        0                         7     -7        0       
  MONTH TO DATE    0                        15    -15        0       
  SINCE MAR 1    910                      1047   -137      988       
  SINCE JUL 1   4635                      4780   -145     5032       
                                                                     
 COOLING                                                             
  YESTERDAY        3                         1      2        5       
  MONTH TO DATE    8                         2      6        9       
  SINCE MAR 1     45                        17     28       17       
  SINCE JAN 1     45                        17     28       17       
..................................................................

WIND (MPH)                                                           
  HIGHEST WIND SPEED    28   HIGHEST WIND DIRECTION     W (290)      
  HIGHEST GUST SPEED    36   HIGHEST GUST DIRECTION     W (290)      
  AVERAGE WIND SPEED    12.7                                         
                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.9                                              
                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  THUNDERSTORM                                                       
  HEAVY RAIN                                                         
  RAIN                                                               
  LIGHT RAIN                                                         
  FOG                                                                
                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST   100          1200 AM                                     
 LOWEST     58          M300 PM                                     
 AVERAGE    79                                                       
..........................................................
                                                                     
THE WASHINGTON DULLES CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   71        92      1965                    
 MINIMUM TEMPERATURE (F)   46        32      1963                    
                                                                     
SUNRISE AND SUNSET                                                   
MAY  3 2004...........SUNRISE   609 AM EDT   SUNSET   805 PM EDT   
MAY  4 2004...........SUNRISE   608 AM EDT   SUNSET   806 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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