000 
CDUS41 KLWX 140532
CLIIAD


CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC                  
131 AM EDT THU APR 14 2005

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

...THE WASHINGTON DULLES CLIMATE SUMMARY FOR APRIL 13 2005...

CLIMATE NORMAL PERIOD 1971 TO 2000
CLIMATE RECORD PERIOD 1962 TO 2005

WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         64    403 PM  87    1977  65     -1       49       
  MINIMUM         40   1127 PM  24    1990  39      1       42       
  AVERAGE         52                        52      0       46      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.02          0.93 1972   0.10  -0.08     0.34    
  MONTH TO DATE    2.61                      1.36   1.25     3.51    
  SINCE MAR 1      6.54                      4.91   1.63     5.56    
  SINCE JAN 1     11.09                     10.73   0.36     8.90    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0           T    1966   0.0    0.0      0.0     
  MONTH TO DATE    0.0                       0.4   -0.4      0.0     
  SINCE MAR 1      1.2                       3.8   -2.6       T      
  SINCE JUL 1     17.3                      21.2   -3.9     17.4     
  SNOW DEPTH       0                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       13                        13      0       19       
  MONTH TO DATE  135                       189    -54      237       
  SINCE MAR 1    879                       859     20      811       
  SINCE JUL 1   4215                      4619   -404     4538       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         0      0        0       
  MONTH TO DATE    7                         0      7        0       
  SINCE MAR 1      7                         4      3        0       
  SINCE JAN 1      7                         4      3        0       
..................................................................

WIND (MPH)                                                           
  HIGHEST WIND SPEED    17   HIGHEST WIND DIRECTION    NE (40)       
  HIGHEST GUST SPEED    21   HIGHEST GUST DIRECTION    NE (40)       
  AVERAGE WIND SPEED     6.8                                         
                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.7                                              
                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  LIGHT RAIN                                                         
                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    82          1200 AM                                     
 LOWEST     19           300 PM                                     
 AVERAGE    51                                                       
..........................................................
                                                                     
THE WASHINGTON DULLES CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   66        84      1967                    
 MINIMUM TEMPERATURE (F)   40        20      1975                    
                                                                     
SUNRISE AND SUNSET                                                   
APRIL 14 2005.........SUNRISE   634 AM EDT   SUNSET   746 PM EDT   
APRIL 15 2005.........SUNRISE   633 AM EDT   SUNSET   747 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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