AFOS product CLIIAD
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CDUS41 KLWX 160552
CLIIAD


CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC                  
148 AM EDT SUN JUL 16 2006

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

...THE WASHINGTON DULLES CLIMATE SUMMARY FOR JULY 15 2006...

CLIMATE NORMAL PERIOD 1971 TO 2000
CLIMATE RECORD PERIOD 1962 TO 2006

WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         88    531 PM  98    1995  87      1       85       
  MINIMUM         73    404 AM  53    1987  64      9       72       
                                      1981                          
  AVERAGE         81                        76      5       79      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.01          1.01 2005   0.11  -0.10     1.01    
  MONTH TO DATE    2.19                      1.79   0.40     6.73    
  SINCE JUN 1     13.98                      5.86   8.12     8.65    
  SINCE JAN 1     25.49                     22.67   2.82    26.33    
                                                                     
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      4                        22    -18        9       
  SINCE JUL 1      0                         1     -1        0       
                                                                     
 COOLING                                                             
  YESTERDAY       16                        11      5       14       
  MONTH TO DATE  180                       158     22      179       
  SINCE JUN 1    419                       361     58      452       
  SINCE JAN 1    501                       436     65      480       
..................................................................

WIND (MPH)                                                           
  HIGHEST WIND SPEED    23   HIGHEST WIND DIRECTION     W (290)      
  HIGHEST GUST SPEED    29   HIGHEST GUST DIRECTION     W (290)      
  AVERAGE WIND SPEED     4.9                                         
                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.7                                              
                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  LIGHT RAIN                                                         
  FOG                                                                
  FOG W/VISIBILITY <= 1/4 MILE                                       
  HAZE                                                               
                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST   100           500 AM                                     
 LOWEST     55           500 PM                                     
 AVERAGE    78                                                       
..........................................................
                                                                     
THE WASHINGTON DULLES CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   88       104      1988                    
 MINIMUM TEMPERATURE (F)   64        57      1991                    
                                             1967                    
                                             1966                    
                                                                     
SUNRISE AND SUNSET                                                   
JULY 16 2006..........SUNRISE   557 AM EDT   SUNSET   834 PM EDT   
JULY 17 2006..........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.                                          


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