AFOS product CLIDCA
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CDUS41 KLWX 110535
CLIDCA


CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC                  
132 AM EDT TUE AUG 11 2015


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

...THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR AUGUST 10 2015...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1871 TO 2015


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         79    116 PM  98    2010  87     -8       88       
                                      1943                          
  MINIMUM         72    737 AM  55    1919  71      1       71       
                                      1879                          
  AVERAGE         76                        79     -3       80      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.15          1.64 1878   0.09   0.06     0.00    
  MONTH TO DATE    0.24                      1.04  -0.80     1.00    
  SINCE JUN 1     17.19                      8.55   8.64     8.99    
  SINCE JAN 1     31.97                     24.51   7.46    31.28    
                                                                     
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        0                         0      0        0       
  MONTH TO DATE    0                         0      0        0       
  SINCE JUN 1      6                         6      0        0       
  SINCE JUL 1      0                         0      0        0       
                                                                     
 COOLING                                                             
  YESTERDAY       11                        14     -3       15       
  MONTH TO DATE  163                       140     23      131       
  SINCE JUN 1   1090                       911    179      956       
  SINCE JAN 1   1388                      1045    343     1125       
..................................................................


WIND (MPH)                                                           
  HIGHEST WIND SPEED    20   HIGHEST WIND DIRECTION     S (170)      
  HIGHEST GUST SPEED    23   HIGHEST GUST DIRECTION     S (170)      
  AVERAGE WIND SPEED    10.5                                         

                                                                     
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    90           600 AM                                     
 LOWEST     67          1200 AM                                     
 AVERAGE    79                                                       

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

                                                                     
THE WASHINGTON NATIONAL DC CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   87       101      1900                    
 MINIMUM TEMPERATURE (F)   70        56      1879                    

                                                                     
SUNRISE AND SUNSET                                                   
AUGUST 11 2015........SUNRISE   618 AM EDT   SUNSET   808 PM EDT   
AUGUST 12 2015........SUNRISE   619 AM EDT   SUNSET   807 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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