AFOS product CLIIAD
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CDUS41 KLWX 110543
CLIIAD


CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC                  
1243 AM EST THU JAN 11 2007

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

...THE WASHINGTON DULLES CLIMATE SUMMARY FOR JANUARY 10 2007...

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         37    151 PM  58    2002  41     -4       52       
  MINIMUM         25   1132 PM   0    1982  22      3       34       
  AVERAGE         31                        32     -1       43      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          0.93 1965   0.10  -0.10     0.00    
  MONTH TO DATE    1.72                      1.00   0.72     0.41    
  SINCE DEC 1      3.46                      4.07  -0.61     3.34    
  SINCE JAN 1      1.72                      1.00   0.72     0.41    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0                                               
  SNOW DEPTH       0                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       34                        33      1       22       
  MONTH TO DATE  188                       327   -139      247       
  SINCE DEC 1    896                      1211   -315     1218       
  SINCE JUL 1   1757                      2188   -431     1957       
                                                                     
 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    18   HIGHEST WIND DIRECTION     W (280)      
  HIGHEST GUST SPEED    24   HIGHEST GUST DIRECTION     W (280)      
  AVERAGE WIND SPEED    11.5                                         
                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.3                                              
                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  NO SIGNIFICANT WEATHER WAS OBSERVED.                               
                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    63          1100 PM                                     
 LOWEST     35           100 PM                                     
 AVERAGE    49                                                       
..........................................................
                                                                     
THE WASHINGTON DULLES CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   41        71      1975                    
 MINIMUM TEMPERATURE (F)   22        -5      1988                    
                                                                     
SUNRISE AND SUNSET                                                   
JANUARY 11 2007.......SUNRISE   728 AM EST   SUNSET   507 PM EST   
JANUARY 12 2007.......SUNRISE   728 AM EST   SUNSET   508 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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