AFOS product CLIIAD
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CDUS41 KLWX 280531
CLIIAD


CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC                  
1230 AM EST SAT JAN 28 2006

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

...THE WASHINGTON DULLES CLIMATE SUMMARY FOR JANUARY 27 2006...

CLIMATE NORMAL PERIOD 1971 TO 2000
CLIMATE RECORD PERIOD 1962 TO 2006

WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         48    213 PM  71    1974  42      6       31       
  MINIMUM         22    609 AM  -9    1987  22      0       16       
  AVERAGE         35                        32      3       24      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          0.95 1976   0.09  -0.09     0.00    
  MONTH TO DATE    2.32                      2.69  -0.37     2.72    
  SINCE DEC 1      5.25                      5.76  -0.51     5.73    
  SINCE JAN 1      2.32                      2.69  -0.37     2.72    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0           0.6  2004   0.3   -0.3      0.0     
  MONTH TO DATE    T                         6.9   -6.9      4.5     
  SINCE DEC 1      5.7                       9.1   -3.4      4.5     
  SINCE JUL 1      6.0                      10.0   -4.0      4.5     
  SNOW DEPTH       0                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       30                        33     -3       41       
  MONTH TO DATE  648                       893   -245      772       
  SINCE DEC 1   1619                      1777   -158     1608       
  SINCE JUL 1   2358                      2754   -396     2413       
                                                                     
 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    10   HIGHEST WIND DIRECTION    SW (210)      
  HIGHEST GUST SPEED    14   HIGHEST GUST DIRECTION     N (340)      
  AVERAGE WIND SPEED     5.1                                         
                                                                     
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           600 AM                                     
 LOWEST     21           300 PM                                     
 AVERAGE    41                                                       
..........................................................
                                                                     
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 2006.......SUNRISE   720 AM EST   SUNSET   526 PM EST   
JANUARY 29 2006.......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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