AFOS product CLIIAD
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CDUS41 KLWX 040544
CLIIAD


CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC                  
143 AM EDT TUE APR 4 2006

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

...THE WASHINGTON DULLES CLIMATE SUMMARY FOR APRIL 3 2006...

CLIMATE NORMAL PERIOD 1971 TO 2000
CLIMATE RECORD PERIOD 1962 TO 2006

WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         73    500 PM  86    1981  62     11       53       
  MINIMUM         50   1159 PM  23    1991  37     13       41       
  AVERAGE         62                        49     13       47      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.31          0.51 1987   0.11   0.20      T      
  MONTH TO DATE    0.31                      0.33  -0.02     2.40    
  SINCE MAR 1      0.38                      3.88  -3.50     6.33    
  SINCE JAN 1      5.16                      9.70  -4.54    10.88    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0           T    1987   0.1   -0.1      0.0     
                                      1985                          
                                      1975                          
  MONTH TO DATE    0.0                       0.3   -0.3      0.0     
  SINCE MAR 1      T                         3.7   -3.7      1.2     
  SINCE JUL 1     14.1                      21.1   -7.0     17.3     
  SNOW DEPTH       0                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY        3                        16    -13       18       
  MONTH TO DATE    7                        48    -41       42       
  SINCE MAR 1    596                       718   -122      786       
  SINCE JUL 1   3824                      4478   -654     4122       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         0      0        0       
  MONTH TO DATE    1                         0      1        0       
  SINCE MAR 1      4                         4      0        0       
  SINCE JAN 1      4                         4      0        0       
..................................................................

WIND (MPH)                                                           
  HIGHEST WIND SPEED    31   HIGHEST WIND DIRECTION    NW (300)      
  HIGHEST GUST SPEED    49   HIGHEST GUST DIRECTION     W (280)      
  AVERAGE WIND SPEED    10.5                                         
                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.8                                              
                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  THUNDERSTORM                                                       
  HEAVY RAIN                                                         
  RAIN                                                               
  LIGHT RAIN                                                         
  FOG                                                                
                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    77           500 AM                                     
 LOWEST     49           500 PM                                     
 AVERAGE    63                                                       
..........................................................
                                                                     
THE WASHINGTON DULLES CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   62        81      1981                    
 MINIMUM TEMPERATURE (F)   37        22      1965                    
                                                                     
SUNRISE AND SUNSET                                                   
APRIL  4 2006.........SUNRISE   650 AM EDT   SUNSET   736 PM EDT   
APRIL  5 2006.........SUNRISE   648 AM EDT   SUNSET   737 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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