AFOS product CLIDCA
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CDUS41 KLWX 190524
CLIDCA


CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC                  
1224 AM EST MON NOV 19 2012


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

...THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR NOVEMBER 18 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         53    301 PM  80    1921  57     -4       48       
  MINIMUM         40    518 AM  21    1959  41     -1       34       
                                      1891                          
  AVERAGE         47                        49     -2       41      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          0.90 1926   0.10  -0.10     0.00    
  MONTH TO DATE    0.54                      1.88  -1.34     0.61    
  SINCE SEP 1     10.65                      9.00   1.65    13.36    
  SINCE JAN 1     29.36                     35.40  -6.04    40.66    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0           T    2008   0.0    0.0              
                                      1984                          
                                      1951                          
  MONTH TO DATE    T                         0.2   -0.2              
  SINCE JUL 1      T                         0.2   -0.2              
  SNOW DEPTH       0                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       18                        16      2       24       
  MONTH TO DATE  306                       243     63      235       
  SINCE SEP 1    474                       472      2      461       
  SINCE JUL 1    474                       472      2      461       
                                                                     
 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    15   HIGHEST WIND DIRECTION    NE (60)       
  HIGHEST GUST SPEED    21   HIGHEST GUST DIRECTION    NE (40)       
  AVERAGE WIND SPEED     9.5                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.8                                              

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

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    82           300 AM                                     
 LOWEST     54           300 PM                                     
 AVERAGE    68                                                       

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

                                                                     
THE WASHINGTON NATIONAL DC CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   57        77      1928                    
 MINIMUM TEMPERATURE (F)   40        18      1891                    

                                                                     
SUNRISE AND SUNSET                                                   
NOVEMBER 19 2012......SUNRISE   656 AM EST   SUNSET   451 PM EST   
NOVEMBER 20 2012......SUNRISE   657 AM EST   SUNSET   451 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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