AFOS product CLIIAD
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CDUS41 KLWX 180531
CLIIAD


CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC                  
1229 AM EST TUE NOV 18 2003

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

...THE WASHINGTON DULLES CLIMATE SUMMARY FOR NOVEMBER 17 2003...

CLIMATE NORMAL PERIOD 1971 TO 2000
CLIMATE RECORD PERIOD 1962 TO 2003

WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         63    233 PM  75    1963  56      7       46       
  MINIMUM         37   1159 PM  17    1976  34      3       39       
  AVERAGE         50                        45      5       43      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          1.03 1987   0.11  -0.11     0.60    
  MONTH TO DATE    2.34                      1.88   0.46     3.92    
  SINCE SEP 1     14.23                      9.07   5.16    11.80    
  SINCE JAN 1     58.28                     37.30  20.98    34.35    
                                                                     
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       15                        20     -5       22       
  MONTH TO DATE  212                       300    -88      298       
  SINCE SEP 1    586                       683    -97      656       
  SINCE JUL 1    586                       688   -102      659       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         0      0        0       
  MONTH TO DATE    9                         0      9        0       
  SINCE SEP 1    114                       147    -33      182       
  SINCE JAN 1    993                      1072    -79     1345       
..................................................................

WIND (MPH)                                                           
  HIGHEST WIND SPEED    14   HIGHEST WIND DIRECTION     N (340)      
  HIGHEST GUST SPEED    17   HIGHEST GUST DIRECTION    NW (320)      
  AVERAGE WIND SPEED     3.3                                         
                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.5                                              
                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  FOG                                                                
  FOG W/VISIBILITY <= 1/4 MILE                                       
  HAZE                                                               
                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST   100          1200 AM                                     
 LOWEST     46           200 PM                                     
 AVERAGE    73                                                       
..........................................................
                                                                     
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 2003......SUNRISE   655 AM EST   SUNSET   454 PM EST   
NOVEMBER 19 2003......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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