AFOS product CLIIAD
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CDUS41 KLWX 140540
CLIIAD


CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC                  
1238 AM EST SUN JAN 14 2007

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

...THE WASHINGTON DULLES CLIMATE SUMMARY FOR JANUARY 13 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         64    148 PM  69    2005  41     23       62       
  MINIMUM         49    327 AM  -3    1981  22     27       31       
                                      1977                          
  AVERAGE         57                        31     26       47      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        T             1.03 1964   0.10  -0.10      T      
  MONTH TO DATE    1.77                      1.30   0.47     0.66    
  SINCE DEC 1      3.51                      4.37  -0.86     3.59    
  SINCE JAN 1      1.77                      1.30   0.47     0.66    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0                                               
  SNOW DEPTH       0                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY        8                        33    -25       18       
  MONTH TO DATE  251                       426   -175      302       
  SINCE DEC 1    959                      1310   -351     1273       
  SINCE JUL 1   1820                      2287   -467     2012       
                                                                     
 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    15   HIGHEST WIND DIRECTION    SW (210)      
  HIGHEST GUST SPEED    18   HIGHEST GUST DIRECTION    SW (220)      
  AVERAGE WIND SPEED     8.3                                         
                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 1.0                                              
                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  LIGHT RAIN                                                         
                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    86           100 AM                                     
 LOWEST     60           100 PM                                     
 AVERAGE    73                                                       
..........................................................
                                                                     
THE WASHINGTON DULLES CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   41        72      1995                    
 MINIMUM TEMPERATURE (F)   22         5      1970                    
                                                                     
SUNRISE AND SUNSET                                                   
JANUARY 14 2007.......SUNRISE   727 AM EST   SUNSET   510 PM EST   
JANUARY 15 2007.......SUNRISE   727 AM EST   SUNSET   512 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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