AFOS product CLIIAD
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CDUS41 KLWX 260520
CLIIAD


CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC                  
1219 AM EST MON NOV 26 2007


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

...THE WASHINGTON DULLES CLIMATE SUMMARY FOR NOVEMBER 25 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         51    423 PM  77    1979  53     -2       59       
  MINIMUM         34    750 AM  15    1970  31      3       29       
  AVERAGE         43                        42      1       44      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        T             1.31 1964   0.11  -0.11     0.00    
  MONTH TO DATE    1.31                      2.76  -1.45     5.31    
  SINCE SEP 1      6.23                      9.95  -3.72    17.25    
  SINCE JAN 1     23.87                     38.18 -14.31    44.24    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0                       0.1   -0.1              
  MONTH TO DATE    0.0                       0.3   -0.3              
  SINCE JUL 1      0.0                       0.4   -0.4              
  SNOW DEPTH       0                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       22                        23     -1       21       
  MONTH TO DATE  462                       472    -10      415       
  SINCE SEP 1    632                       855   -223      791       
  SINCE JUL 1    632                       860   -228      791       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         0      0        0       
  MONTH TO DATE    0                         0      0        1       
  SINCE SEP 1    328                       147    181       95       
  SINCE JAN 1   1593                      1072    521     1256       
..................................................................


 WIND (MPH)                                                           
  HIGHEST WIND SPEED    14   HIGHEST WIND DIRECTION     S (180)      
  HIGHEST GUST SPEED    20   HIGHEST GUST DIRECTION     S (170)      
  AVERAGE WIND SPEED     4.9                                         

                                                                      
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.9                                              

                                                                      
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  LIGHT RAIN                                                         

                                                                      
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    75           800 AM                                     
 LOWEST     32           100 PM                                     
 AVERAGE    54                                                       

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

                                                                      
THE WASHINGTON DULLES CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   53        75      1990                    
 MINIMUM TEMPERATURE (F)   31        16      1974                    

                                                                      
SUNRISE AND SUNSET                                                   
NOVEMBER 26 2007......SUNRISE   704 AM EST   SUNSET   450 PM EST   
NOVEMBER 27 2007......SUNRISE   705 AM EST   SUNSET   449 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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