AFOS product CLIIAD
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CDUS41 KLWX 280532
CLIIAD


CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC                  
1230 AM EST FRI JAN 28 2005

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

...THE WASHINGTON DULLES CLIMATE SUMMARY FOR JANUARY 27 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         31   1227 AM  71    1974  42    -11       25       
  MINIMUM         16   1159 PM  -9    1987  22     -6       18       
  AVERAGE         24                        32     -8       22      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          0.95 1976   0.09  -0.09     0.12    
  MONTH TO DATE    2.72                      2.69   0.03     1.41    
  SINCE DEC 1      5.73                      5.76  -0.03     5.98    
  SINCE JAN 1      2.72                      2.69   0.03     1.41    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0           0.6  2004   0.3   -0.3      0.6     
  MONTH TO DATE    4.5                       6.9   -2.4      6.0     
  SINCE DEC 1      4.5                       9.1   -4.6     17.4     
  SINCE JUL 1      4.5                      10.0   -5.5     17.4     
  SNOW DEPTH       0                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       41                        33      8       43       
  MONTH TO DATE  772                       893   -121      961       
  SINCE DEC 1   1608                      1777   -169     1852       
  SINCE JUL 1   2413                      2754   -341     2678       
                                                                     
 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    20   HIGHEST WIND DIRECTION     N (10)       
  HIGHEST GUST SPEED    24   HIGHEST GUST DIRECTION    NW (320)      
  AVERAGE WIND SPEED    12.2                                         
                                                                     
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    60           300 AM                                     
 LOWEST     35           500 PM                                     
 AVERAGE    48                                                       
..........................................................
                                                                     
THE WASHINGTON DULLES CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   42        68      2002                    
 MINIMUM TEMPERATURE (F)   22       -17      1987                    
                                                                     
SUNRISE AND SUNSET                                                   
JANUARY 28 2005.......SUNRISE   719 AM EST   SUNSET   527 PM EST   
JANUARY 29 2005.......SUNRISE   719 AM EST   SUNSET   528 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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