AFOS product CLIIAD
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CDUS41 KLWX 100531
CLIIAD


CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC                  
129 AM EDT SUN OCT 10 2004

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

...THE WASHINGTON DULLES CLIMATE SUMMARY FOR OCTOBER 9 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         72    232 PM  87    1990  70      2       76       
  MINIMUM         52    527 AM  26    2001  45      7       50       
  AVERAGE         62                        58      4       63      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          2.53 1976   0.11  -0.11     0.00    
  MONTH TO DATE    T                         1.01  -1.01     0.06    
  SINCE SEP 1      5.80                      4.83   0.97     7.32    
  SINCE JAN 1     30.54                     33.06  -2.52    51.37    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0           0.0  2001   0.0    0.0      0.0     
  MONTH TO DATE    0.0                       0.0    0.0      0.0     
  SINCE SEP 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        3                         8     -5        2       
  MONTH TO DATE   50                        63    -13       94       
  SINCE SEP 1     63                       123    -60      129       
  SINCE JUL 1     65                       128    -63      129       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         1     -1        0       
  MONTH TO DATE    3                        12     -9        0       
  SINCE SEP 1    136                       144     -8      105       
  SINCE JAN 1   1195                      1069    126      984       
..................................................................

WIND (MPH)                                                           
  HIGHEST WIND SPEED     9   HIGHEST WIND DIRECTION    SW (220)      
  HIGHEST GUST SPEED    12   HIGHEST GUST DIRECTION    SW (210)      
  AVERAGE WIND SPEED     4.5                                         
                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.8                                              
                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  FOG                                                                
                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST   100           700 AM                                     
 LOWEST     57           100 PM                                     
 AVERAGE    79                                                       
..........................................................
                                                                     
THE WASHINGTON DULLES CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   70        85      1985                    
 MINIMUM TEMPERATURE (F)   44        31      1978                    
                                                                     
SUNRISE AND SUNSET                                                   
OCTOBER 10 2004.......SUNRISE   715 AM EDT   SUNSET   638 PM EDT   
OCTOBER 11 2004.......SUNRISE   716 AM EDT   SUNSET   637 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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