AFOS product CLIIAD
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CDUS41 KLWX 270527
CLIIAD


CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC                  
124 AM EDT MON AUG 27 2007


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

...THE WASHINGTON DULLES CLIMATE SUMMARY FOR AUGUST 26 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         88    348 PM  95    1998  84      4       89       
                                      1993                          
  MINIMUM         71    617 AM  48    1977  61     10       69       
  AVERAGE         80                        73      7       79      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.04          1.48 1965   0.13  -0.09     0.01    
  MONTH TO DATE    1.67                      3.13  -1.46     1.20    
  SINCE JUN 1      6.34                     10.77  -4.43    15.44    
  SINCE JAN 1     17.64                     27.58  -9.94    26.95    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0                       0.0    0.0              
  MONTH TO DATE    0.0                       0.0    0.0              
  SINCE JUL 1      0.0                       0.0    0.0              
  SNOW DEPTH       0                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY        0                         0      0        0       
  MONTH TO DATE    0                         0      0        0       
  SINCE JUN 1      3                        22    -19        4       
  SINCE JUL 1      0                         1     -1        0       
                                                                     
 COOLING                                                             
  YESTERDAY       15                         8      7       14       
  MONTH TO DATE  370                       263    107      340       
  SINCE JUN 1   1050                       811    239     1008       
  SINCE JAN 1   1201                       886    315     1090       
..................................................................


 WIND (MPH)                                                           
  HIGHEST WIND SPEED      M   HIGHEST WIND DIRECTION     M
  HIGHEST GUST SPEED      M   HIGHEST GUST DIRECTION     M       
  AVERAGE WIND SPEED     5.9                                         

                                                                      
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    93           400 AM                                     
 LOWEST     51           400 PM                                     
 AVERAGE    72                                                       

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

                                                                      
THE WASHINGTON DULLES CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   84       100      1987                    
 MINIMUM TEMPERATURE (F)   61        46      1969                    

                                                                      
SUNRISE AND SUNSET                                                   
AUGUST 27 2007........SUNRISE   634 AM EDT   SUNSET   748 PM EDT   
AUGUST 28 2007........SUNRISE   635 AM EDT   SUNSET   747 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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