AFOS product CLIDCA
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CDUS41 KLWX 290520
CLIDCA


CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC                  
1220 AM EST WED FEB 29 2012


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

...THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR FEBRUARY 28 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         56    426 PM  82    1948  51      5       72       
  MINIMUM         40    726 AM  -1    1934  33      7       42       
  AVERAGE         48                        42      6       57      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          1.13 1902   0.09  -0.09     0.66    
  MONTH TO DATE    0.89                      2.62  -1.73     2.12    
  SINCE DEC 1      7.98                      8.48  -0.50     6.15    
  SINCE JAN 1      3.08                      5.43  -2.35     4.37    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0           3.1  1964   0.1   -0.1              
  MONTH TO DATE    0.3                       4.8   -4.5              
  SINCE JUL 1      2.0                      13.2  -11.2              
  SNOW DEPTH       0                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       17                        23     -6        8       
  MONTH TO DATE  578                       727   -149      648       
  SINCE DEC 1   1937                      2413   -476     2546       
  SINCE JUL 1   2532                      3108   -576     3118       
                                                                     
 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    23   HIGHEST WIND DIRECTION     N (340)      
  HIGHEST GUST SPEED    30   HIGHEST GUST DIRECTION     N (350)      
  AVERAGE WIND SPEED     8.1                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.4                                              

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

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    61          1200 AM                                     
 LOWEST     26           200 PM                                     
 AVERAGE    44                                                       

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

                                                                     
THE WASHINGTON NATIONAL DC CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   51        77      1976                    
                                             1972                    
 MINIMUM TEMPERATURE (F)   34         9      1884                    

                                                                     
SUNRISE AND SUNSET                                                   
FEBRUARY 29 2012......SUNRISE   641 AM EST   SUNSET   600 PM EST   
MARCH  1 2012.........SUNRISE   640 AM EST   SUNSET   601 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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