AFOS product CLIIAD
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CDUS41 KLWX 140533
CLIIAD


CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE/WASHINGTON                        
130 AM EDT SUN JUL 14 2002

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

...THE WASHINGTON DULLES CLIMATE SUMMARY FOR JULY 13 2002...

CLIMATE NORMAL PERIOD 1971 TO 2000
CLIMATE RECORD PERIOD 1962 TO 2002

WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         79    317 PM  97    1986  87     -8       80       
  MINIMUM         65    336 AM  52    1978  64      1       56       
  AVERAGE         72                        76     -4       68      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.01          1.30 1975   0.12  -0.11     0.00    
  MONTH TO DATE    0.08                      1.56  -1.48     2.99    
  SINCE JUN 1      3.69                      5.63  -1.94     7.81    
  SINCE JAN 1     17.06                     22.44  -5.38    24.22    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0          MM      MM   0.0    0.0     MM       
  MONTH TO DATE    0.0                       0.0    0.0      0.0     
  SINCE JUN 1      0.0                       0.0    0.0      0.0     
  SINCE JUL 1      0.0                       0.0    0.0      0.0     
  SNOW DEPTH       0                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY        0                         0      0        0       
  MONTH TO DATE    0                         1     -1        3       
  SINCE JUN 1      2                        23    -21       16       
  SINCE JUL 1      0                         1     -1        3       
                                                                     
 COOLING                                                             
  YESTERDAY        7                        11     -4        3       
  MONTH TO DATE  148                       136     12       92       
  SINCE JUN 1    385                       336     49      338       
  SINCE JAN 1    513                       411    102      405       
..................................................................

WIND (MPH)                                                           
  HIGHEST WIND SPEED    10   HIGHEST WIND DIRECTION     S (200)      
  HIGHEST GUST SPEED    14   HIGHEST GUST DIRECTION    SW (210)      
  AVERAGE WIND SPEED     4.4                                         
                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.8                                              
                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  LIGHT RAIN                                                         
                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    90          1000 PM                                     
 LOWEST     52           500 PM                                     
 AVERAGE    71                                                       
..........................................................
                                                                     
THE WASHINGTON DULLES CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   87        98      1993                    
 MINIMUM TEMPERATURE (F)   64        54      1980                    
                                                                     
SUNRISE AND SUNSET                                                   
JULY 14 2002..........SUNRISE   556 AM EDT   SUNSET   835 PM EDT   
JULY 15 2002..........SUNRISE   557 AM EDT   SUNSET   835 PM EDT   
                                                                    
-  INDICATES NEGATIVE NUMBERS.                                      
R  INDICATES RECORD WAS SET OR TIED.                                
MM INDICATES DATA IS MISSING.                                       
T  INDICATES TRACE AMOUNT.