000 
CDUS41 KLWX 180534
CLIIAD


CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC                  
1232 AM EST THU NOV 18 2004

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

...THE WASHINGTON DULLES CLIMATE SUMMARY FOR NOVEMBER 17 2004...

CLIMATE NORMAL PERIOD 1971 TO 2000
CLIMATE RECORD PERIOD 1962 TO 2004

WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         61    334 PM  75    1963  56      5       63       
  MINIMUM         32    639 AM  17    1976  34     -2       37       
  AVERAGE         47                        45      2       50      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        T             1.03 1987   0.11  -0.11     0.00    
  MONTH TO DATE    3.13                      1.88   1.25     2.34    
  SINCE SEP 1      9.98                      9.07   0.91    14.23    
  SINCE JAN 1     34.72                     37.30  -2.58    58.28    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0           T    1980   0.0    0.0      0.0     
  MONTH TO DATE    0.0                       T      0.0      0.0     
  SINCE SEP 1      0.0                       0.1   -0.1      0.0     
  SINCE JUL 1      0.0                       0.1   -0.1      0.0     
  SNOW DEPTH       0                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       18                        20     -2       15       
  MONTH TO DATE  296                       300     -4      212       
  SINCE SEP 1    607                       683    -76      586       
  SINCE JUL 1    609                       688    -79      586       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         0      0        0       
  MONTH TO DATE    0                         0      0        9       
  SINCE SEP 1    142                       147     -5      114       
  SINCE JAN 1   1201                      1072    129      993       
..................................................................

WIND (MPH)                                                           
  HIGHEST WIND SPEED     9   HIGHEST WIND DIRECTION     N (350)      
  HIGHEST GUST SPEED    12   HIGHEST GUST DIRECTION    NW (330)      
  AVERAGE WIND SPEED     1.6                                         
                                                                     
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    92           800 AM                                     
 LOWEST     39           200 PM                                     
 AVERAGE    66                                                       
..........................................................
                                                                     
THE WASHINGTON DULLES CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   56        76      1963                    
 MINIMUM TEMPERATURE (F)   33        20      1991                    
                                                                     
SUNRISE AND SUNSET                                                   
NOVEMBER 18 2004......SUNRISE   656 AM EST   SUNSET   453 PM EST   
NOVEMBER 19 2004......SUNRISE   657 AM EST   SUNSET   453 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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