AFOS product CLIDCA
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CDUS41 KLWX 100525
CLIDCA


CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC                  
124 AM EDT SAT SEP 10 2016


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

...THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR SEPTEMBER 9 2016...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1871 TO 2016


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         96   1055 AM  98    1872  82     14       94       
  MINIMUM         78    617 AM  48    1901  65     13       75       
  AVERAGE         87                        74     13       85      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          1.48 1880   0.12  -0.12      T      
  MONTH TO DATE    0.05                      1.00  -0.95      T      
  SINCE SEP 1      0.05                      1.00  -0.95      T      
  SINCE JAN 1     24.98                     27.40  -2.42    32.89    
                                                                     
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 SEP 1      0                         0      0        0       
  SINCE JUL 1      0                         0      0        0       
                                                                     
 COOLING                                                             
  YESTERDAY       22                         9     13       20       
  MONTH TO DATE  137                        89     48      157       
  SINCE SEP 1    137                        89     48      157       
  SINCE JAN 1   1723                      1400    323     1831       
..................................................................


WIND (MPH)                                                           
  HIGHEST WIND SPEED    15   HIGHEST WIND DIRECTION     S (170)      
  HIGHEST GUST SPEED    17   HIGHEST GUST DIRECTION     S (170)      
  AVERAGE WIND SPEED     7.1                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.7                                              

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

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    91           500 AM                                     
 LOWEST     39          1000 AM                                     
 AVERAGE    65                                                       

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

                                                                     
THE WASHINGTON NATIONAL DC CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   82        98      1983                    
 MINIMUM TEMPERATURE (F)   65        44      1883                    

                                                                     
SUNRISE AND SUNSET                                                   
SEPTEMBER 10 2016.....SUNRISE   646 AM EDT   SUNSET   724 PM EDT   
SEPTEMBER 11 2016.....SUNRISE   646 AM EDT   SUNSET   722 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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