AFOS product CLIIAD
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CDUS41 KLWX 240543
CLIIAD


CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC                  
142 AM EDT MON JUL 24 2006

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

...THE WASHINGTON DULLES CLIMATE SUMMARY FOR JULY 23 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         82    523 PM  99    1991  88     -6       88       
  MINIMUM         65   1156 PM  50    1983  65      0       64       
                                      1977                          
  AVERAGE         74                        76     -2       76      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.01          1.51 1988   0.11  -0.10     0.00    
  MONTH TO DATE    2.35                      2.67  -0.32     6.99    
  SINCE JUN 1     14.14                      6.74   7.40     8.91    
  SINCE JAN 1     25.65                     23.55   2.10    26.59    
                                                                     
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       11       
  MONTH TO DATE  304                       251     53      305       
  SINCE JUN 1    543                       454     89      578       
  SINCE JAN 1    625                       529     96      606       
..................................................................

WIND (MPH)                                                           
  HIGHEST WIND SPEED    13   HIGHEST WIND DIRECTION     N (350)      
  HIGHEST GUST SPEED    17   HIGHEST GUST DIRECTION     N (340)      
  AVERAGE WIND SPEED     5.3                                         
                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.7                                              
                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  LIGHT RAIN                                                         
                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    93          1200 AM                                     
 LOWEST     45           500 PM                                     
 AVERAGE    69                                                       
..........................................................
                                                                     
THE WASHINGTON DULLES CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   88        97      1987                    
 MINIMUM TEMPERATURE (F)   65        48      1985                    
                                                                     
SUNRISE AND SUNSET                                                   
JULY 24 2006..........SUNRISE   604 AM EDT   SUNSET   828 PM EDT   
JULY 25 2006..........SUNRISE   604 AM EDT   SUNSET   828 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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