AFOS product CLIIAD
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CDUS41 KLWX 200535
CLIIAD


CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE/WASHINGTON                        
132 AM EDT THU JUN 20 2002

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

...THE WASHINGTON DULLES CLIMATE SUMMARY FOR JUNE 19 2002...

CLIMATE NORMAL PERIOD 1971 TO 2000 SNOW/HEATING DEGREE DAYS 1961-1990
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         78    507 PM  98    1994  84     -6       86       
  MINIMUM         60    526 AM  45    1986  60      0       61       
  AVERAGE         69                        72     -3       74      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.85R         0.80 1964   0.13   0.72     0.00    
  MONTH TO DATE    3.41                      2.65   0.76     2.72    
  SINCE JUN 1      3.41                      2.65   0.76     2.72    
  SINCE JAN 1     16.78                     19.46  -2.68    19.13    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0           0.0  2001  MM     MM        0.0     
  MONTH TO DATE    0.0                      MM     MM        0.0     
  SINCE JUN 1      0.0                      MM     MM        0.0     
  SINCE JUL 1      2.6                      MM     MM       12.9     
  SNOW DEPTH       0                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY        0                         0      0        0       
  MONTH TO DATE    2                         7     -5       13       
  SINCE JUN 1      2                         7     -5       13       
  SINCE JUL 1   4111                      5006   -895     5104       
                                                                     
 COOLING                                                             
  YESTERDAY        4                         7     -3        9       
  MONTH TO DATE  124                       108     16      125       
  SINCE JUN 1    124                       108     16      125       
  SINCE JAN 1    252                       183     69      192       
..................................................................

WIND (MPH)                                                           
  HIGHEST WIND SPEED    16   HIGHEST WIND DIRECTION    NW (310)      
  HIGHEST GUST SPEED    20   HIGHEST GUST DIRECTION    NW (310)      
  AVERAGE WIND SPEED     3.2                                         
                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.6                                              
                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  THUNDERSTORM                                                       
  HEAVY RAIN                                                         
  LIGHT RAIN                                                         
  FOG                                                                
                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST   100           100 AM                                     
 LOWEST     62           500 PM                                     
 AVERAGE    81                                                       
..........................................................
                                                                     
THE WASHINGTON DULLES CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   84        97      1964                    
 MINIMUM TEMPERATURE (F)   61        48      2000                    
                                                                     
SUNRISE AND SUNSET                                                   
JUNE 20 2002..........SUNRISE   544 AM EDT   SUNSET   838 PM EDT   
JUNE 21 2002..........SUNRISE   544 AM EDT   SUNSET   839 PM EDT   
                                                                    
-  INDICATES NEGATIVE NUMBERS.                                      
R  INDICATES RECORD WAS SET OR TIED.                                
MM INDICATES DATA IS MISSING.                                       
T  INDICATES TRACE AMOUNT.