AFOS product CLIIAD
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CDUS41 KLWX 200532
CLIIAD


CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC                  
130 AM EDT MON OCT 20 2003

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

...THE WASHINGTON DULLES CLIMATE SUMMARY FOR OCTOBER 19 2003...

CLIMATE NORMAL PERIOD 1971 TO 2000
CLIMATE RECORD PERIOD 1962 TO 2003

WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         66    315 PM  83    1991  67     -1       65       
  MINIMUM         41   1155 PM  25    1976  41      0       44       
  AVERAGE         54                        54      0       55      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          1.36 1966   0.10  -0.10     0.00    
  MONTH TO DATE    1.59                      2.10  -0.51     2.92    
  SINCE SEP 1      8.86                      5.92   2.94     5.76    
  SINCE JAN 1     52.91                     34.15  18.76    28.31    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0           0.1  1972   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       11                        11      0       10       
  MONTH TO DATE  176                       163     13      131       
  SINCE SEP 1    211                       223    -12      148       
  SINCE JUL 1    211                       228    -17      151       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         0      0        0       
  MONTH TO DATE    0                        15    -15       35       
  SINCE SEP 1    105                       147    -42      182       
  SINCE JAN 1    984                      1072    -88     1345       
..................................................................

WIND (MPH)                                                           
  HIGHEST WIND SPEED    21   HIGHEST WIND DIRECTION    NW (320)      
  HIGHEST GUST SPEED    26   HIGHEST GUST DIRECTION    NW (330)      
  AVERAGE WIND SPEED     6.6                                         
                                                                     
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           100 AM                                     
 LOWEST     37           300 PM                                     
 AVERAGE    65                                                       
..........................................................
                                                                     
THE WASHINGTON DULLES CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   66        83      1969                    
 MINIMUM TEMPERATURE (F)   40        20      1972                    
                                                                     
SUNRISE AND SUNSET                                                   
OCTOBER 20 2003.......SUNRISE   724 AM EDT   SUNSET   625 PM EDT   
OCTOBER 21 2003.......SUNRISE   725 AM EDT   SUNSET   623 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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