AFOS product CLIIAD
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CDUS41 KLWX 310529
CLIIAD


CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC                  
127 AM EDT SUN OCT 31 2004

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

...THE WASHINGTON DULLES CLIMATE SUMMARY FOR OCTOBER 30 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         75    357 PM  81    1996  63     12       66       
  MINIMUM         58    642 AM  20    1969  38     20       35       
  AVERAGE         67                        50     17       51      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.01          0.57 1993   0.11  -0.10     0.00    
  MONTH TO DATE    1.05                      3.26  -2.21     4.63    
  SINCE SEP 1      6.85                      7.08  -0.23    11.89    
  SINCE JAN 1     31.59                     35.31  -3.72    55.94    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0           0.0  2002   T      0.0      0.0     
                                      2001                          
  MONTH TO DATE    0.0                       T      0.0      0.0     
  SINCE SEP 1      0.0                       T      0.0      0.0     
  SINCE JUL 1      0.0                       T      0.0      0.0     
  SNOW DEPTH       0                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY        0                        15    -15       14       
  MONTH TO DATE  298                       308    -10      331       
  SINCE SEP 1    311                       368    -57      366       
  SINCE JUL 1    313                       373    -60      366       
                                                                     
 COOLING                                                             
  YESTERDAY        2                         0      2        0       
  MONTH TO DATE    5                        15    -10        0       
  SINCE SEP 1    138                       147     -9      105       
  SINCE JAN 1   1197                      1072    125      984       
..................................................................

WIND (MPH)                                                           
  HIGHEST WIND SPEED    17   HIGHEST WIND DIRECTION     S (200)      
  HIGHEST GUST SPEED    20   HIGHEST GUST DIRECTION    SW (210)      
  AVERAGE WIND SPEED     7.1                                         
                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.8                                              
                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  FOG                                                                
  FOG W/VISIBILITY <= 1/4 MILE                                       
  HAZE                                                               
                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST   100           300 AM                                     
 LOWEST     68           300 PM                                     
 AVERAGE    84                                                       
..........................................................
                                                                     
THE WASHINGTON DULLES CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   62        81      1982                    
 MINIMUM TEMPERATURE (F)   37        21      1968                    
                                                                     
SUNRISE AND SUNSET                                                   
OCTOBER 31 2004.......SUNRISE   636 AM EST   SUNSET   510 PM EST   
NOVEMBER  1 2004......SUNRISE   638 AM EST   SUNSET   509 PM EST   
                                                                    
-  INDICATES NEGATIVE NUMBERS.                                      
R  INDICATES RECORD WAS SET OR TIED.                                
MM INDICATES DATA IS MISSING.                                       
T  INDICATES TRACE AMOUNT.                                          


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