000 
CDUS41 KLWX 110540
CLIIAD


CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC                  
138 AM EDT WED OCT 11 2006

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

...THE WASHINGTON DULLES CLIMATE SUMMARY FOR OCTOBER 10 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         80    253 PM  85    1985  70     10       70       
  MINIMUM         50    505 AM  31    1978  44      6       57       
                                      1972                          
  AVERAGE         65                        57      8       64      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          1.95 1971   0.11  -0.11      T      
  MONTH TO DATE    2.29                      1.12   1.17     6.62    
  SINCE SEP 1      9.41                      4.94   4.47     6.77    
  SINCE JAN 1     36.40                     33.17   3.23    36.54    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0                                               
  SNOW DEPTH       0                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY        0                         9     -9        1       
  MONTH TO DATE   42                        72    -30        9       
  SINCE SEP 1     96                       132    -36       21       
  SINCE JUL 1     96                       137    -41       21       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         1     -1        0       
  MONTH TO DATE   11                        13     -2       34       
  SINCE SEP 1     91                       145    -54      261       
  SINCE JAN 1   1252                      1070    182     1372       
..................................................................

WIND (MPH)                                                           
  HIGHEST WIND SPEED     7   HIGHEST WIND DIRECTION     E (110)      
  HIGHEST GUST SPEED     9   HIGHEST GUST DIRECTION     N (360)      
  AVERAGE WIND SPEED     1.2                                         
                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.2                                              
                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  FOG                                                                
                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    96           300 AM                                     
 LOWEST     42           300 PM                                     
 AVERAGE    69                                                       
..........................................................
                                                                     
THE WASHINGTON DULLES CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   70        78      2001                    
                                             1995                    
                                             1980                    
 MINIMUM TEMPERATURE (F)   44        28      1972                    
                                                                     
SUNRISE AND SUNSET                                                   
OCTOBER 11 2006.......SUNRISE   715 AM EDT   SUNSET   637 PM EDT   
OCTOBER 12 2006.......SUNRISE   716 AM EDT   SUNSET   636 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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