AFOS product CLIIAD
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CDUS41 KLWX 250549
CLIIAD


CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC                  
147 AM EDT TUE JUL 25 2006

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

...THE WASHINGTON DULLES CLIMATE SUMMARY FOR JULY 24 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         86    344 PM  97    1987  88     -2       86       
  MINIMUM         62    535 AM  48    1985  65     -3       61       
  AVERAGE         74                        76     -2       74      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          0.78 1992   0.11  -0.11     0.01    
  MONTH TO DATE    2.35                      2.78  -0.43     7.00    
  SINCE JUN 1     14.14                      6.85   7.29     8.92    
  SINCE JAN 1     25.65                     23.66   1.99    26.60    
                                                                     
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        9                        12     -3        9       
  MONTH TO DATE  313                       263     50      314       
  SINCE JUN 1    552                       466     86      587       
  SINCE JAN 1    634                       541     93      615       
..................................................................

WIND (MPH)                                                           
  HIGHEST WIND SPEED    12   HIGHEST WIND DIRECTION     S (180)      
  HIGHEST GUST SPEED    17   HIGHEST GUST DIRECTION     S (180)      
  AVERAGE WIND SPEED     4.3                                         
                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.5                                              
                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  NO SIGNIFICANT WEATHER WAS OBSERVED.                               
                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    93           200 AM                                     
 LOWEST     43          1100 AM                                     
 AVERAGE    68                                                       
..........................................................
                                                                     
THE WASHINGTON DULLES CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   88        97      1987                    
 MINIMUM TEMPERATURE (F)   65        55      1976                    
                                                                     
SUNRISE AND SUNSET                                                   
JULY 25 2006..........SUNRISE   604 AM EDT   SUNSET   828 PM EDT   
JULY 26 2006..........SUNRISE   605 AM EDT   SUNSET   827 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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