AFOS product CLIDCA
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CDUS41 KLWX 100532
CLIDCA


CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC                  
132 AM EDT WED OCT 10 2012


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

...THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR OCTOBER 9 2012...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1871 TO 2012


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         64    235 PM  94    2007  71     -7       78       
  MINIMUM         48    416 AM  34    1889  53     -5       53       
  AVERAGE         56                        62     -6       66      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.09          1.02 1977   0.12  -0.03     0.00    
  MONTH TO DATE    0.68                      0.99  -0.31     0.47    
  SINCE SEP 1      4.97                      4.71   0.26     9.31    
  SINCE JAN 1     23.68                     31.11  -7.43    36.61    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0          MM      MM   0.0    0.0              
  MONTH TO DATE    0.0                       0.0    0.0              
  SINCE JUL 1      0.0                       0.0    0.0              
  SNOW DEPTH       0                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY        9                         5      4        0       
  MONTH TO DATE   38                        35      3       54       
  SINCE SEP 1     43                        59    -16       68       
  SINCE JUL 1     43                        59    -16       68       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         2     -2        1       
  MONTH TO DATE   33                        20     13        1       
  SINCE SEP 1    262                       222     40      209       
  SINCE JAN 1   1963                      1533    430     1911       
..................................................................


WIND (MPH)                                                           
  HIGHEST WIND SPEED    13   HIGHEST WIND DIRECTION     N (360)      
  HIGHEST GUST SPEED    17   HIGHEST GUST DIRECTION    SW (210)      
  AVERAGE WIND SPEED     7.5                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 1.0                                              

                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  LIGHT RAIN                                                         
  FOG                                                                

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    86           200 AM                                     
 LOWEST     65           200 PM                                     
 AVERAGE    76                                                       

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

                                                                     
THE WASHINGTON NATIONAL DC CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   70        92      1939                    
 MINIMUM TEMPERATURE (F)   53        30      1895                    

                                                                     
SUNRISE AND SUNSET                                                   
OCTOBER 10 2012.......SUNRISE   713 AM EDT   SUNSET   636 PM EDT   
OCTOBER 11 2012.......SUNRISE   714 AM EDT   SUNSET   635 PM EDT   

                                                                    
-  INDICATES NEGATIVE NUMBERS.                                      
R  INDICATES RECORD WAS SET OR TIED.                                
MM INDICATES DATA IS MISSING.                                       
T  INDICATES TRACE AMOUNT.                                          




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