AFOS product CLIIAD
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CDUS41 KLWX 080537
CLIIAD


CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC                  
1237 AM EST THU MAR 8 2007


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

...THE WASHINGTON DULLES CLIMATE SUMMARY FOR MARCH 7 2007...

CLIMATE NORMAL PERIOD 1971 TO 2000
CLIMATE RECORD PERIOD 1962 TO 2007


 WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         30   1212 PM  76    1974  52    -22       51       
  MINIMUM         19   1156 PM  14    1985  29    -10       30       
  AVERAGE         25                        40    -15       41      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.12          1.53 1967   0.11   0.01     0.00    
  MONTH TO DATE    0.79                      0.77   0.02     0.01    
  SINCE MAR 1      0.79                      0.77   0.02     0.01    
  SINCE JAN 1      5.44                      6.59  -1.15     4.79    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        1.9                       0.1    1.8              
  MONTH TO DATE    1.9                       1.1    0.8              
  SINCE AUG 1     13.3                      18.5   -5.2              
  SINCE JUL 1     13.3                      18.5   -5.2              
  SNOW DEPTH       2                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       40                        25     15       24       
  MONTH TO DATE  198                       178     20      177       
  SINCE MAR 1    198                       178     20      177       
  SINCE JUL 1   3574                      3938   -364     3405       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         0      0        0       
  MONTH TO DATE    0                         0      0        0       
  SINCE MAR 1      0                         0      0        0       
  SINCE JAN 1      0                         0      0        0       
..................................................................


 WIND (MPH)                                                           
  HIGHEST WIND SPEED    12   HIGHEST WIND DIRECTION     N (350)      
  HIGHEST GUST SPEED    16   HIGHEST GUST DIRECTION    SE (140)      
  AVERAGE WIND SPEED     5.5                                         

                                                                      
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.9                                              

                                                                      
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  SNOW                                                               
  LIGHT SNOW                                                         
  FOG                                                                

                                                                      
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    92           400 PM                                     
 LOWEST     37          1200 AM                                     
 AVERAGE    65                                                       

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

                                                                      
THE WASHINGTON DULLES CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   52        84      2000                    
 MINIMUM TEMPERATURE (F)   30        11      1986                    

                                                                      
SUNRISE AND SUNSET                                                   
MARCH  8 2007.........SUNRISE   632 AM EST   SUNSET   609 PM EST   
MARCH  9 2007.........SUNRISE   631 AM EST   SUNSET   610 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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