000 
CDUS41 KLWX 180534
CLIIAD


CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC                  
1232 AM EST FRI FEB 18 2005

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

...THE WASHINGTON DULLES CLIMATE SUMMARY FOR FEBRUARY 17 2005...

CLIMATE NORMAL PERIOD 1971 TO 2000
CLIMATE RECORD PERIOD 1962 TO 2005

WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         45    203 PM  75    1976  46     -1       38       
  MINIMUM         29    855 PM  -4    1979  24      5       16       
  AVERAGE         37                        35      2       27      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          1.36 1998   0.10  -0.10     0.00    
  MONTH TO DATE    0.62                      1.65  -1.03     1.83    
  SINCE DEC 1      6.77                      7.77  -1.00     7.81    
  SINCE JAN 1      3.76                      4.70  -0.94     3.24    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0           4.1  1967   0.2   -0.2      0.0     
  MONTH TO DATE    1.4                       4.0   -2.6       T      
  SINCE DEC 1      8.8                      14.3   -5.5     17.4     
  SINCE JUL 1      8.8                      15.2   -6.4     17.4     
  SNOW DEPTH       0                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       28                        30     -2       38       
  MONTH TO DATE  432                       536   -104      568       
  SINCE DEC 1   2197                      2445   -248     2597       
  SINCE JUL 1   3002                      3422   -420     3423       
                                                                     
 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    24   HIGHEST WIND DIRECTION     W (280)      
  HIGHEST GUST SPEED    32   HIGHEST GUST DIRECTION     W (280)      
  AVERAGE WIND SPEED     9.4                                         
                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.6                                              
                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  NO SIGNIFICANT WEATHER WAS OBSERVED.                               
                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    63          1100 PM                                     
 LOWEST     33           400 PM                                     
 AVERAGE    48                                                       
..........................................................
                                                                     
THE WASHINGTON DULLES CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   46        73      1981                    
 MINIMUM TEMPERATURE (F)   25       -14      1979                    
                                                                     
SUNRISE AND SUNSET                                                   
FEBRUARY 18 2005......SUNRISE   657 AM EST   SUNSET   551 PM EST   
FEBRUARY 19 2005......SUNRISE   656 AM EST   SUNSET   552 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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