AFOS product CLIDCA
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049 
CDUS41 KLWX 050524
CLIDCA


CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC                  
124 AM EDT THU APR 5 2012


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

...THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR APRIL 4 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         76    612 PM  85    2011  63     13       85       
                                      1956                          
  MINIMUM         53    513 AM  27    1899  43     10       49       
                                      1898                          
                                      1879                          
  AVERAGE         65                        53     12       67      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          0.97 1984   0.11  -0.11     0.00    
  MONTH TO DATE    0.15                      0.45  -0.30     0.12    
  SINCE MAR 1      1.17                      3.93  -2.76     4.52    
  SINCE JAN 1      5.69                      9.36  -3.67     8.89    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0           0.2  1944   0.0    0.0              
                                      1900                          
  MONTH TO DATE    0.0                       0.0    0.0              
  SINCE JUL 1      2.0                      14.5  -12.5              
  SNOW DEPTH       0                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY        0                        12    -12        0       
  MONTH TO DATE   26                        51    -25       57       
  SINCE MAR 1    298                       619   -321      651       
  SINCE JUL 1   2847                      3727   -880     3769       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         0      0        2       
  MONTH TO DATE    0                         0      0        2       
  SINCE MAR 1     23                         2     21        2       
  SINCE JAN 1     23                         2     21        2       
..................................................................


WIND (MPH)                                                           
  HIGHEST WIND SPEED    22   HIGHEST WIND DIRECTION    NW (320)      
  HIGHEST GUST SPEED    28   HIGHEST GUST DIRECTION    NW (330)      
  AVERAGE WIND SPEED     8.0                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.7                                              

                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  HAZE                                                               

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    72           700 AM                                     
 LOWEST     22           900 PM                                     
 AVERAGE    47                                                       

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

                                                                     
THE WASHINGTON NATIONAL DC CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   63        86      1910                    
 MINIMUM TEMPERATURE (F)   44        24      1881                    
                                             1874                    

                                                                     
SUNRISE AND SUNSET                                                   
APRIL  5 2012.........SUNRISE   646 AM EDT   SUNSET   736 PM EDT   
APRIL  6 2012.........SUNRISE   644 AM EDT   SUNSET   737 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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