AFOS product CLIIAD
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CDUS41 KLWX 180533
CLIIAD


CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC                  
130 AM EDT MON OCT 18 2004

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

...THE WASHINGTON DULLES CLIMATE SUMMARY FOR OCTOBER 17 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         64    335 PM  83    1963  67     -3       59       
  MINIMUM         36   1159 PM  31    1982  42     -6       44       
  AVERAGE         50                        54     -4       52      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          1.11 1975   0.11  -0.11     0.01    
  MONTH TO DATE    0.27                      1.89  -1.62     1.59    
  SINCE SEP 1      6.07                      5.71   0.36     8.85    
  SINCE JAN 1     30.81                     33.94  -3.13    52.90    
                                                                     
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       15                        11      4       13       
  MONTH TO DATE  141                       141      0      149       
  SINCE SEP 1    154                       201    -47      184       
  SINCE JUL 1    156                       206    -50      184       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         0      0        0       
  MONTH TO DATE    3                        15    -12        0       
  SINCE SEP 1    136                       147    -11      105       
  SINCE JAN 1   1195                      1072    123      984       
..................................................................

WIND (MPH)                                                           
  HIGHEST WIND SPEED    21   HIGHEST WIND DIRECTION     W (280)      
  HIGHEST GUST SPEED    28   HIGHEST GUST DIRECTION     W (290)      
  AVERAGE WIND SPEED     7.7                                         
                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.3                                              
                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  NO SIGNIFICANT WEATHER WAS OBSERVED.                               
                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    85           600 AM                                     
 LOWEST     19           200 PM                                     
 AVERAGE    52                                                       
..........................................................
                                                                     
THE WASHINGTON DULLES CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   67        82      1963                    
 MINIMUM TEMPERATURE (F)   41        27      1982                    
                                                                     
SUNRISE AND SUNSET                                                   
OCTOBER 18 2004.......SUNRISE   723 AM EDT   SUNSET   626 PM EDT   
OCTOBER 19 2004.......SUNRISE   724 AM EDT   SUNSET   625 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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