200 
CDUS41 KLWX 270532
CLIIAD


CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC                  
1231 AM EST TUE JAN 27 2004

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

...THE WASHINGTON DULLES CLIMATE SUMMARY FOR JANUARY 26 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         22    743 PM  70    1967  42    -20       41       
  MINIMUM         15    353 AM   3    1987  22     -7       12       
  AVERAGE         19                        32    -13       27      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.13          0.77 1976   0.10   0.03     0.01    
  MONTH TO DATE    1.29                      2.60  -1.31     2.52    
  SINCE DEC 1      5.86                      5.67   0.19     6.13    
  SINCE JAN 1      1.29                      2.60  -1.31     2.52    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        1.0           6.1  1987   0.3    0.7      0.6     
  MONTH TO DATE    5.4                       6.6   -1.2      5.1     
  SINCE DEC 1     16.8                       8.8    8.0     13.3     
  SINCE JUL 1     16.8                       9.7    7.1     13.3     
  SNOW DEPTH       5                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       46                        33     13       38       
  MONTH TO DATE  918                       860     58      936       
  SINCE DEC 1   1809                      1744     65     1908       
  SINCE JUL 1   2635                      2721    -86     2890       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         0      0        0       
  MONTH TO DATE    0                         0      0        0       
  SINCE DEC 1      0                         0      0        0       
  SINCE JAN 1      0                         0      0        0       
..................................................................

WIND (MPH)                                                           
  HIGHEST WIND SPEED    12   HIGHEST WIND DIRECTION     N (20)       
  HIGHEST GUST SPEED    14   HIGHEST GUST DIRECTION     N (360)      
  AVERAGE WIND SPEED     6.6                                         
                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 1.0                                              
                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  FREEZING RAIN                                                      
  LT FREEZING RAIN                                                   
  SNOW                                                               
  LIGHT SNOW                                                         
  SLEET                                                              
  FOG                                                                
  FOG W/VISIBILITY <= 1/4 MILE                                       
                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST   100          1100 PM                                     
 LOWEST     80          M100 AM                                     
 AVERAGE    90                                                       
..........................................................
                                                                     
THE WASHINGTON DULLES CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   42        71      1974                    
 MINIMUM TEMPERATURE (F)   22        -9      1987                    
                                                                     
SUNRISE AND SUNSET                                                   
JANUARY 27 2004.......SUNRISE   721 AM EST   SUNSET   525 PM EST   
JANUARY 28 2004.......SUNRISE   720 AM EST   SUNSET   526 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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