000 
CDUS41 KLWX 290533
CLIIAD


CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC                  
130 AM EDT FRI APR 29 2005

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

...THE WASHINGTON DULLES CLIMATE SUMMARY FOR APRIL 28 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         68   344 PM   88    1990  70     -2       63        
  MINIMUM         45   429 AM   32    1993  44      1       37        
  AVERAGE         57                        57      0       50      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          1.68 2002   0.12  -0.12     0.00    
  MONTH TO DATE    3.58                      2.98   0.60     5.04    
  SINCE MAR 1      7.51                      6.53   0.98     7.09    
  SINCE JAN 1     12.06                     12.35  -0.29    10.43    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0           0.0  2002   0.0    0.0      0.0     
                                      2001                          
  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        8                         9     -1       15       
  MONTH TO DATE  279                       346    -67      329       
  SINCE MAR 1   1023                      1016      7      903       
  SINCE JUL 1   4359                      4776   -417     4630       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         1     -1        0       
  MONTH TO DATE   11                         9      2       36       
  SINCE MAR 1     11                        13     -2       36       
  SINCE JAN 1     11                        13     -2       36       
..................................................................

WIND (MPH)                                                           
  HIGHEST WIND SPEED    17   HIGHEST WIND DIRECTION     N (20)       
  HIGHEST GUST SPEED    27   HIGHEST GUST DIRECTION     W (290)      
  AVERAGE WIND SPEED     9.8                                         
                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.5                                              
                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  NO SIGNIFICANT WEATHER WAS OBSERVED.                               
                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    66          1100 PM                                     
 LOWEST     22           300 PM                                     
 AVERAGE    44                                                       
..........................................................
                                                                     
THE WASHINGTON DULLES CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   70        87      1974                    
 MINIMUM TEMPERATURE (F)   44        32      1987                    
                                                                     
SUNRISE AND SUNSET                                                   
APRIL 29 2005.........SUNRISE   614 AM EDT   SUNSET   801 PM EDT   
APRIL 30 2005.........SUNRISE   613 AM EDT   SUNSET   802 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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