AFOS product CLIDCA
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CDUS41 KLWX 130527
CLIDCA


CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC                  
127 AM EDT SAT OCT 13 2012


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

...THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR OCTOBER 12 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         67   1234 PM  89    1962  70     -3       66       
  MINIMUM         46    617 AM  31    1906  52     -6       64       
  AVERAGE         57                        61     -4       65      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          1.53 1927   0.11  -0.11     0.44    
  MONTH TO DATE    0.68                      1.32  -0.64     0.91    
  SINCE SEP 1      4.97                      5.04  -0.07     9.75    
  SINCE JAN 1     23.68                     31.44  -7.76    37.05    
                                                                     
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        8                         6      2        0       
  MONTH TO DATE   57                        51      6       54       
  SINCE SEP 1     62                        75    -13       68       
  SINCE JUL 1     62                        75    -13       68       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         1     -1        0       
  MONTH TO DATE   33                        24      9        8       
  SINCE SEP 1    262                       226     36      216       
  SINCE JAN 1   1963                      1537    426     1918       
..................................................................


WIND (MPH)                                                           
  HIGHEST WIND SPEED    28   HIGHEST WIND DIRECTION     N (340)      
  HIGHEST GUST SPEED    35   HIGHEST GUST DIRECTION    NW (330)      
  AVERAGE WIND SPEED     9.7                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.2                                              

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

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    82           600 AM                                     
 LOWEST     36          1000 AM                                     
 AVERAGE    59                                                       

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

                                                                     
THE WASHINGTON NATIONAL DC CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   69        89      1954                    
 MINIMUM TEMPERATURE (F)   52        31      1906                    

                                                                     
SUNRISE AND SUNSET                                                   
OCTOBER 13 2012.......SUNRISE   716 AM EDT   SUNSET   632 PM EDT   
OCTOBER 14 2012.......SUNRISE   717 AM EDT   SUNSET   630 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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