AFOS product CLIIAD
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CDUS41 KLWX 170525
CLIIAD


CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC                  
125 AM EDT TUE OCT 17 2006

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

...THE WASHINGTON DULLES CLIMATE SUMMARY FOR OCTOBER 16 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         63    152 PM  85    1989  68     -5       65       
  MINIMUM         36    522 AM  30    1986  42     -6       53       
  AVERAGE         50                        55     -5       59      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        T             1.10 2002   0.11  -0.11     0.00    
  MONTH TO DATE    2.40                      1.78   0.62     6.89    
  SINCE SEP 1      9.52                      5.60   3.92     7.04    
  SINCE JAN 1     36.51                     33.83   2.68    36.81    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY       MM                                                 
  SNOW DEPTH       0                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       15                        10      5        6       
  MONTH TO DATE  126                       130     -4       28       
  SINCE SEP 1    180                       190    -10       40       
  SINCE JUL 1    180                       195    -15       40       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         0      0        0       
  MONTH TO DATE   11                        15     -4       35       
  SINCE SEP 1     91                       147    -56      262       
  SINCE JAN 1   1252                      1072    180     1373       
..................................................................

WIND (MPH)                                                           
  HIGHEST WIND SPEED    13   HIGHEST WIND DIRECTION     S (190)      
  HIGHEST GUST SPEED    18   HIGHEST GUST DIRECTION     S (180)      
  AVERAGE WIND SPEED     4.9                                         
                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.7                                              
                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  FOG                                                                
                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    92           500 AM                                     
 LOWEST     34           100 PM                                     
 AVERAGE    63                                                       
..........................................................
                                                                     
THE WASHINGTON DULLES CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   67        83      1963                    
 MINIMUM TEMPERATURE (F)   42        31      1982                    
                                             1981                    
                                                                     
SUNRISE AND SUNSET                                                   
OCTOBER 17 2006.......SUNRISE   721 AM EDT   SUNSET   629 PM EDT   
OCTOBER 18 2006.......SUNRISE   722 AM EDT   SUNSET   627 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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