AFOS product CLIIAD
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CDUS41 KLWX 130534
CLIIAD


CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC                  
132 AM EDT FRI OCT 13 2006

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

...THE WASHINGTON DULLES CLIMATE SUMMARY FOR OCTOBER 12 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         70    322 PM  83    1995  69      1       66       
  MINIMUM         42   1149 PM  25    1964  43     -1       56       
  AVERAGE         56                        56      0       61      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.11          0.78 1990   0.11   0.00      T      
  MONTH TO DATE    2.40                      1.34   1.06     6.75    
  SINCE SEP 1      9.52                      5.16   4.36     6.90    
  SINCE JAN 1     36.51                     33.39   3.12    36.67    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY       MM                                                 
  SNOW DEPTH       0                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY        9                         9      0        4       
  MONTH TO DATE   54                        90    -36       15       
  SINCE SEP 1    108                       150    -42       27       
  SINCE JUL 1    108                       155    -47       27       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         1     -1        0       
  MONTH TO DATE   11                        15     -4       34       
  SINCE SEP 1     91                       147    -56      261       
  SINCE JAN 1   1252                      1072    180     1372       
..................................................................

WIND (MPH)                                                           
  HIGHEST WIND SPEED    23   HIGHEST WIND DIRECTION    NW (320)      
  HIGHEST GUST SPEED    33   HIGHEST GUST DIRECTION    NW (310)      
  AVERAGE WIND SPEED     8.6                                         
                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.6                                              
                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  THUNDERSTORM                                                       
  RAIN                                                               
  LIGHT RAIN                                                         
  FOG                                                                
                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    96           500 AM                                     
 LOWEST     30           800 PM                                     
 AVERAGE    63                                                       
..........................................................
                                                                     
THE WASHINGTON DULLES CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   69        84      1989                    
 MINIMUM TEMPERATURE (F)   43        30      1988                    
                                             1987                    
                                                                     
SUNRISE AND SUNSET                                                   
OCTOBER 13 2006.......SUNRISE   717 AM EDT   SUNSET   634 PM EDT   
OCTOBER 14 2006.......SUNRISE   718 AM EDT   SUNSET   633 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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