AFOS product CLIIAD
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CDUS41 KLWX 290534
CLIIAD


CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC                  
1233 AM EST MON DEC 29 2003

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

...THE WASHINGTON DULLES CLIMATE SUMMARY FOR DECEMBER 28 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         51    340 PM  73    1984  43      8       43       
  MINIMUM         22    748 AM   8    1966  24     -2       20       
  AVERAGE         37                        33      4       32      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          1.74 1967   0.10  -0.10     0.00    
  MONTH TO DATE    4.54                      2.77   1.77     3.61    
  SINCE DEC 1      4.54                      2.77   1.77     3.61    
  SINCE JAN 1     65.68                     41.50  24.18    38.18    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0           2.3  1993   0.1   -0.1      0.0     
  MONTH TO DATE   11.4                       1.9    9.5      8.2     
  SINCE DEC 1     11.4                       1.9    9.5      8.2     
  SINCE JUL 1     11.4                       2.8    8.6      8.2     
  SNOW DEPTH       0                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       28                        31     -3       33       
  MONTH TO DATE  818                       788     30      893       
  SINCE DEC 1    818                       788     30      893       
  SINCE JUL 1   1644                      1765   -121     1875       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         0      0        0       
  MONTH TO DATE    0                         0      0        0       
  SINCE DEC 1      0                         0      0        0       
  SINCE JAN 1    993                      1075    -82     1345       
..................................................................

WIND (MPH)                                                           
  HIGHEST WIND SPEED    10   HIGHEST WIND DIRECTION    SW (210)      
  HIGHEST GUST SPEED    12   HIGHEST GUST DIRECTION     S (190)      
  AVERAGE WIND SPEED     2.0                                         
                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.1                                              
                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  NO SIGNIFICANT WEATHER WAS OBSERVED.                               
                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST   100          M600 AM                                     
 LOWEST     44          M300 PM                                     
 AVERAGE    72                                                       
..........................................................
                                                                     
THE WASHINGTON DULLES CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   43        78      1984                    
 MINIMUM TEMPERATURE (F)   23         7      1977                    
                                                                     
SUNRISE AND SUNSET                                                   
DECEMBER 29 2003......SUNRISE   728 AM EST   SUNSET   456 PM EST   
DECEMBER 30 2003......SUNRISE   728 AM EST   SUNSET   456 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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