000 
CDUS41 KLWX 080541
CLIIAD


CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC                  
1241 AM EST FRI DEC 8 2006

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

...THE WASHINGTON DULLES CLIMATE SUMMARY FOR DECEMBER 7 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         54   1114 AM  77    1998  48      6       36       
  MINIMUM         23   1157 PM   1    2002  28     -5       21       
  AVERAGE         39                        38      1       29      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        T             1.13 1976   0.10  -0.10     0.00    
  MONTH TO DATE    0.02                      0.70  -0.68     0.31    
  SINCE DEC 1      0.02                      0.70  -0.68     0.31    
  SINCE JAN 1     44.26                     39.43   4.83    41.94    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        T                                                 
  SNOW DEPTH       0                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       26                        26      0       36       
  MONTH TO DATE  180                       177      3      223       
  SINCE DEC 1    180                       177      3      223       
  SINCE JUL 1   1041                      1154   -113      962       
                                                                     
 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    30   HIGHEST WIND DIRECTION    NW (310)      
  HIGHEST GUST SPEED    38   HIGHEST GUST DIRECTION    NW (320)      
  AVERAGE WIND SPEED    13.2                                         
                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.5                                              
                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  LIGHT SNOW                                                         
                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    75           700 AM                                     
 LOWEST     32          1100 AM                                     
 AVERAGE    54                                                       
..........................................................
                                                                     
THE WASHINGTON DULLES CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   48        76      1980                    
 MINIMUM TEMPERATURE (F)   28        13      2002                    
                                                                     
SUNRISE AND SUNSET                                                   
DECEMBER  8 2006......SUNRISE   716 AM EST   SUNSET   447 PM EST   
DECEMBER  9 2006......SUNRISE   717 AM EST   SUNSET   447 PM EST   
                                                                    
-  INDICATES NEGATIVE NUMBERS.                                      
R  INDICATES RECORD WAS SET OR TIED.                                
MM INDICATES DATA IS MISSING.                                       
T  INDICATES TRACE AMOUNT.                                          


$$