AFOS product CLIDCA
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CDUS41 KLWX 210524
CLIDCA


CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC                  
1223 AM EST WED JAN 21 2015


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

...THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR JANUARY 20 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         50    324 PM  70    1951  43      7       59       
  MINIMUM         31    558 AM  -2    1985  28      3       38       
  AVERAGE         41                        36      5       49      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          1.77 1937   0.09  -0.09     0.00    
  MONTH TO DATE    2.25                      1.80   0.45     2.37    
  SINCE DEC 1      5.75                      4.85   0.90     7.90    
  SINCE JAN 1      2.25                      1.80   0.45     2.37    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0           3.8  1975   0.2   -0.2              
  MONTH TO DATE    2.6                       3.2   -0.6              
  SINCE JUL 1      2.6                       6.0   -3.4              
  SNOW DEPTH       0                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       24                        29     -5       16       
  MONTH TO DATE  589                       580      9      570       
  SINCE DEC 1   1238                      1366   -128     1266       
  SINCE JUL 1   1845                      2061   -216     1974       
                                                                     
 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     9   HIGHEST WIND DIRECTION     N (350)      
  HIGHEST GUST SPEED    20   HIGHEST GUST DIRECTION    NE (60)       
  AVERAGE WIND SPEED     2.0                                         

                                                                     
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    82           200 AM                                     
 LOWEST     42           200 PM                                     
 AVERAGE    62                                                       

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

                                                                     
THE WASHINGTON NATIONAL DC CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   43        70      1959                    
 MINIMUM TEMPERATURE (F)   28        -4      1985                    

                                                                     
SUNRISE AND SUNSET                                                   
JANUARY 21 2015.......SUNRISE   722 AM EST   SUNSET   517 PM EST   
JANUARY 22 2015.......SUNRISE   722 AM EST   SUNSET   518 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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