AFOS product CLIIAD
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CDUS41 KLWX 050534
CLIIAD


CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC                  
132 AM EDT MON JUL 5 2004

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

...THE WASHINGTON DULLES CLIMATE SUMMARY FOR JULY 4 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         81    357 PM  97    2002  86     -5       90       
                                      1999                          
  MINIMUM         69    910 AM  48    1986  63      6       65       
  AVERAGE         75                        75      0       78      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        1.22          1.87 2001   0.12   1.10     0.00    
  MONTH TO DATE    1.22                      0.48   0.74     0.63    
  SINCE JUN 1      4.95                      4.55   0.40     8.96    
  SINCE JAN 1     18.45                     21.36  -2.91    33.05    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0           0.0  2002   0.0    0.0      0.0     
                                      2001                          
  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        0       
  SINCE JUN 1     12                        22    -10       31       
  SINCE JUL 1      0                         1     -1        0       
                                                                     
 COOLING                                                             
  YESTERDAY       10                        10      0       13       
  MONTH TO DATE   45                        40      5       35       
  SINCE JUN 1    242                       243     -1      200       
  SINCE JAN 1    482                       318    164      230       
..................................................................

WIND (MPH)                                                           
  HIGHEST WIND SPEED    16   HIGHEST WIND DIRECTION     S (170)      
  HIGHEST GUST SPEED    22   HIGHEST GUST DIRECTION    SE (130)      
  AVERAGE WIND SPEED     7.0                                         
                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.8                                              
                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  THUNDERSTORM                                                       
  HEAVY RAIN                                                         
  RAIN                                                               
  LIGHT RAIN                                                         
  FOG                                                                
  FOG W/VISIBILITY <= 1/4 MILE                                       
  HAZE                                                               
                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    97          M900 AM                                     
 LOWEST     79          M400 PM                                     
 AVERAGE    88                                                       
..........................................................
                                                                     
THE WASHINGTON DULLES CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   87        99      1999                    
 MINIMUM TEMPERATURE (F)   63        50      1971                    
                                                                     
SUNRISE AND SUNSET                                                   
JULY  5 2004..........SUNRISE   550 AM EDT   SUNSET   838 PM EDT   
JULY  6 2004..........SUNRISE   551 AM EDT   SUNSET   838 PM EDT   
                                                                    
-  INDICATES NEGATIVE NUMBERS.                                      
R  INDICATES RECORD WAS SET OR TIED.                                
MM INDICATES DATA IS MISSING.                                       
T  INDICATES TRACE AMOUNT.                                          


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