AFOS product CLIIAD
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CDUS41 KLWX 160533
CLIIAD


CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE/WASHINGTON                        
130 AM EDT TUE JUL 16 2002

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

...THE WASHINGTON DULLES CLIMATE SUMMARY FOR JULY 15 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         88    358 PM  98    1995  87      1       83       
  MINIMUM         64    601 AM  53    1987  64      0       57       
  AVERAGE         76                        76      0       70      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.01          0.30 1976   0.11  -0.10     0.00    
  MONTH TO DATE    1.65                      1.79  -0.14     2.99    
  SINCE JUN 1      5.26                      5.86  -0.60     7.81    
  SINCE JAN 1     18.63                     22.67  -4.04    24.22    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0           0.0  2001   0.0    0.0      0.0     
  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       11                        11      0        5       
  MONTH TO DATE  164                       158      6      101       
  SINCE JUN 1    401                       358     43      347       
  SINCE JAN 1    529                       433     96      414       
..................................................................

WIND (MPH)                                                           
  HIGHEST WIND SPEED    12   HIGHEST WIND DIRECTION    SW (240)      
  HIGHEST GUST SPEED    14   HIGHEST GUST DIRECTION    SW (240)      
  AVERAGE WIND SPEED     3.0                                         
                                                                     
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                                       
                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST   100           100 AM                                     
 LOWEST     50           300 PM                                     
 AVERAGE    75                                                       
..........................................................
                                                                     
THE WASHINGTON DULLES CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   88       104      1988                    
 MINIMUM TEMPERATURE (F)   64        57      1991                    
                                                                     
SUNRISE AND SUNSET                                                   
JULY 16 2002..........SUNRISE   557 AM EDT   SUNSET   834 PM EDT   
JULY 17 2002..........SUNRISE   558 AM EDT   SUNSET   833 PM EDT   
                                                                    
-  INDICATES NEGATIVE NUMBERS.                                      
R  INDICATES RECORD WAS SET OR TIED.                                
MM INDICATES DATA IS MISSING.                                       
T  INDICATES TRACE AMOUNT.