AFOS product CLIIAD
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CDUS41 KLWX 150534
CLIIAD


CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC                  
133 AM EDT THU APR 15 2004

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

...THE WASHINGTON DULLES CLIMATE SUMMARY FOR APRIL 14 2004...

CLIMATE NORMAL PERIOD 1971 TO 2000
CLIMATE RECORD PERIOD 1962 TO 2004

WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         50    952 PM  84    1967  66    -16       73       
  MINIMUM         45    558 AM  20    1975  40      5       36       
  AVERAGE         48                        53     -5       55      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.01          2.13 1970   0.10  -0.09     0.00    
  MONTH TO DATE    3.52                      1.46   2.06     1.60    
  SINCE MAR 1      5.57                      5.01   0.56     5.31    
  SINCE JAN 1      8.91                     10.83  -1.92    14.27    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0           0.0  2002   0.0    0.0      0.0     
                                      2001                          
  MONTH TO DATE    0.0                       0.4   -0.4       T      
  SINCE MAR 1      T                         3.8   -3.8      1.9     
  SINCE JUL 1     17.4                      21.2   -3.8     50.1     
  SNOW DEPTH       0                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       17                        12      5       10       
  MONTH TO DATE  254                       201     53      213       
  SINCE MAR 1    828                       871    -43      854       
  SINCE JUL 1   4553                      4604    -51     4898       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         0      0        0       
  MONTH TO DATE    0                         0      0        0       
  SINCE MAR 1      0                         4     -4        0       
  SINCE JAN 1      0                         4     -4        0       
..................................................................

WIND (MPH)                                                           
  HIGHEST WIND SPEED    23   HIGHEST WIND DIRECTION    NW (330)      
  HIGHEST GUST SPEED    30   HIGHEST GUST DIRECTION    NW (330)      
  AVERAGE WIND SPEED    12.1                                         
                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.9                                              
                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  LIGHT RAIN                                                         
  FOG                                                                
  FOG W/VISIBILITY <= 1/4 MILE                                       
                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST   100          M100 AM                                     
 LOWEST     46          1100 PM                                     
 AVERAGE    73                                                       
..........................................................
                                                                     
THE WASHINGTON DULLES CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   66        87      1967                    
 MINIMUM TEMPERATURE (F)   40        28      1997                    
                                                                     
SUNRISE AND SUNSET                                                   
APRIL 15 2004.........SUNRISE   633 AM EDT   SUNSET   747 PM EDT   
APRIL 16 2004.........SUNRISE   631 AM EDT   SUNSET   748 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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