AFOS product CLIIAD
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CDUS41 KLWX 030544
CLIIAD


CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC                  
1242 AM EST SUN DEC 3 2006

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

...THE WASHINGTON DULLES CLIMATE SUMMARY FOR DECEMBER 2 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         48    135 PM  75    1970  50     -2       40       
  MINIMUM         37   1159 PM   0    1967  29      8       27       
  AVERAGE         43                        40      3       34      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          1.42 1986   0.10  -0.10     0.00    
  MONTH TO DATE    0.02                      0.20  -0.18      T      
  SINCE DEC 1      0.02                      0.20  -0.18      T      
  SINCE JAN 1     44.26                     38.93   5.33    41.63    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0                                               
  SNOW DEPTH       0                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       22                        25     -3       31       
  MONTH TO DATE   28                        49    -21       61       
  SINCE DEC 1     28                        49    -21       61       
  SINCE JUL 1    889                      1026   -137      800       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         0      0        0       
  MONTH TO DATE    0                         0      0        0       
  SINCE DEC 1      0                         0      0        0       
  SINCE JAN 1   1256                      1075    181     1373       
..................................................................

WIND (MPH)                                                           
  HIGHEST WIND SPEED    23   HIGHEST WIND DIRECTION    NW (310)      
  HIGHEST GUST SPEED    29   HIGHEST GUST DIRECTION    NW (310)      
  AVERAGE WIND SPEED     9.7                                         
                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.4                                              
                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  NO SIGNIFICANT WEATHER WAS OBSERVED.                               
                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    59           300 AM                                     
 LOWEST     37           400 PM                                     
 AVERAGE    48                                                       
..........................................................
                                                                     
THE WASHINGTON DULLES CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   50        74      1998                    
 MINIMUM TEMPERATURE (F)   29         7      1976                    
                                                                     
SUNRISE AND SUNSET                                                   
DECEMBER  3 2006......SUNRISE   711 AM EST   SUNSET   448 PM EST   
DECEMBER  4 2006......SUNRISE   712 AM EST   SUNSET   448 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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