AFOS product CLIDCA
Dates interpreted at 00:00 UTC
Download date range (UTC midnight)
Bulk Download Bulk Download
336 
CDUS41 KLWX 220520
CLIDCA


CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC                  
1220 AM EST THU NOV 22 2012


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

...THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR NOVEMBER 21 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         58    313 PM  79    1900  56      2       64       
  MINIMUM         39    739 AM  18    1872  40     -1       50       
  AVERAGE         49                        48      1       57      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          2.52 1952   0.11  -0.11     0.07    
  MONTH TO DATE    0.54                      2.21  -1.67     0.70    
  SINCE SEP 1     10.65                      9.33   1.32    13.45    
  SINCE JAN 1     29.36                     35.73  -6.37    40.75    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0           T    2008   0.1   -0.1              
                                      1987                          
                                      1967                          
  MONTH TO DATE    T                         0.3   -0.3              
  SINCE JUL 1      T                         0.3   -0.3              
  SNOW DEPTH       0                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       16                        17     -1        8       
  MONTH TO DATE  350                       294     56      269       
  SINCE SEP 1    518                       523     -5      495       
  SINCE JUL 1    518                       523     -5      495       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         0      0        0       
  MONTH TO DATE    0                         0      0        0       
  SINCE SEP 1    274                       236     38      223       
  SINCE JAN 1   1975                      1547    428     1925       
..................................................................


WIND (MPH)                                                           
  HIGHEST WIND SPEED    12   HIGHEST WIND DIRECTION    NE (60)       
  HIGHEST GUST SPEED    14   HIGHEST GUST DIRECTION    NE (40)       
  AVERAGE WIND SPEED     4.5                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.2                                              

                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  FOG                                                                
  HAZE                                                               

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    86           200 AM                                     
 LOWEST     32           400 PM                                     
 AVERAGE    59                                                       

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

                                                                     
THE WASHINGTON NATIONAL DC CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   55        77      2007                    
 MINIMUM TEMPERATURE (F)   39        12      1880                    

                                                                     
SUNRISE AND SUNSET                                                   
NOVEMBER 22 2012......SUNRISE   659 AM EST   SUNSET   450 PM EST   
NOVEMBER 23 2012......SUNRISE   700 AM EST   SUNSET   449 PM EST   

                                                                    
-  INDICATES NEGATIVE NUMBERS.                                      
R  INDICATES RECORD WAS SET OR TIED.                                
MM INDICATES DATA IS MISSING.                                       
T  INDICATES TRACE AMOUNT.                                          




$$