AFOS product CLIDCA
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CDUS41 KLWX 070522
CLIDCA


CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC                  
1222 AM EST SAT JAN 7 2012


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

...THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR JANUARY 6 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         63    324 PM  73    2007  43     20       41       
  MINIMUM         33    333 AM   2    1884  29      4       28       
  AVERAGE         48                        36     12       35      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          1.35 1905   0.09  -0.09      T      
  MONTH TO DATE    T                         0.52  -0.52     0.07    
  SINCE DEC 1      4.90                      3.57   1.33     1.85    
  SINCE JAN 1      T                         0.52  -0.52     0.07    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0           9.0  1892   0.1   -0.1              
  MONTH TO DATE    T                         0.7   -0.7              
  SINCE JUL 1      T                         3.5   -3.5              
  SNOW DEPTH       0                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       17                        29    -12       30       
  MONTH TO DATE  158                       174    -16      156       
  SINCE DEC 1    771                       960   -189     1089       
  SINCE JUL 1   1366                      1655   -289     1661       
                                                                     
 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    21   HIGHEST GUST DIRECTION    SW (210)      
  AVERAGE WIND SPEED     7.4                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.5                                              

                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  NO SIGNIFICANT WEATHER WAS OBSERVED.                               

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    82           400 AM                                     
 LOWEST     27           200 PM                                     
 AVERAGE    55                                                       

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

                                                                     
THE WASHINGTON NATIONAL DC CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   43        76      1907                    
 MINIMUM TEMPERATURE (F)   29         5      1884                    

                                                                     
SUNRISE AND SUNSET                                                   
JANUARY  7 2012.......SUNRISE   727 AM EST   SUNSET   502 PM EST   
JANUARY  8 2012.......SUNRISE   727 AM EST   SUNSET   503 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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