AFOS product CLIIAD
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CDUS41 KLWX 160550
CLIIAD


CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC                  
147 AM EDT FRI JUL 16 2004

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

...THE WASHINGTON DULLES CLIMATE SUMMARY FOR JULY 15 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    459 PM  98    1995  87     -6       83       
  MINIMUM         62    310 AM  53    1987  64     -2       63       
  AVERAGE         72                        76     -4       73      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          0.30 1976   0.11  -0.11     0.00    
  MONTH TO DATE    2.36                      1.79   0.57     3.73    
  SINCE JUN 1      6.09                      5.86   0.23    12.06    
  SINCE JAN 1     19.59                     22.67  -3.08    36.15    
                                                                     
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        7                        11     -4        8       
  MONTH TO DATE  178                       158     20      162       
  SINCE JUN 1    375                       361     14      327       
  SINCE JAN 1    615                       436    179      357       
..................................................................

WIND (MPH)                                                           
  HIGHEST WIND SPEED    21   HIGHEST WIND DIRECTION    NW (300)      
  HIGHEST GUST SPEED    26   HIGHEST GUST DIRECTION    NW (300)      
  AVERAGE WIND SPEED     7.1                                         
                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.3                                              
                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  HAZE                                                               
                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    93           100 AM                                     
 LOWEST     45           100 PM                                     
 AVERAGE    69                                                       
..........................................................
                                                                     
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 2004..........SUNRISE   558 AM EDT   SUNSET   834 PM EDT   
JULY 17 2004..........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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