AFOS product CLIIAD
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CDUS41 KLWX 270532
CLIIAD


CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC                  
1231 AM EST THU JAN 27 2005

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

...THE WASHINGTON DULLES CLIMATE SUMMARY FOR JANUARY 26 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         49    418 PM  70    1967  42      7       22       
  MINIMUM         30    550 AM   3    1987  22      8       15       
  AVERAGE         40                        32      8       19      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          0.77 1976   0.10  -0.10     0.13    
  MONTH TO DATE    2.72                      2.60   0.12     1.29    
  SINCE DEC 1      5.73                      5.67   0.06     5.86    
  SINCE JAN 1      2.72                      2.60   0.12     1.29    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0           6.1  1987   0.3   -0.3      1.0     
  MONTH TO DATE    4.5                       6.6   -2.1      5.4     
  SINCE DEC 1      4.5                       8.8   -4.3     16.8     
  SINCE JUL 1      4.5                       9.7   -5.2     16.8     
  SNOW DEPTH       0                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       25                        33     -8       46       
  MONTH TO DATE  731                       860   -129      918       
  SINCE DEC 1   1567                      1744   -177     1809       
  SINCE JUL 1   2372                      2721   -349     2635       
                                                                     
 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    21   HIGHEST WIND DIRECTION     N (10)       
  HIGHEST GUST SPEED    25   HIGHEST GUST DIRECTION     N (10)       
  AVERAGE WIND SPEED     6.3                                         
                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.9                                              
                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  NO SIGNIFICANT WEATHER WAS OBSERVED.                               
                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    78           600 AM                                     
 LOWEST     46           300 PM                                     
 AVERAGE    62                                                       
..........................................................
                                                                     
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 2005.......SUNRISE   720 AM EST   SUNSET   526 PM EST   
JANUARY 28 2005.......SUNRISE   719 AM EST   SUNSET   527 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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