AFOS product CLIIAD
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CDUS41 KLWX 190532
CLIIAD


CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE/WASHINGTON                        
1230 AM EST TUE MAR 19 2002

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

...THE WASHINGTON DULLES CLIMATE SUMMARY FOR MARCH 18 2002...

CLIMATE NORMAL PERIOD 1971 TO 2000 SNOW/HEATING DEGREE DAYS 1961-1990
CLIMATE RECORD PERIOD 1962 TO 2002

WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         46    738 PM  80    1989  56    -10       51       
  MINIMUM         38    413 AM  13    1976  32      6       29       
  AVERAGE         42                        44     -2       40      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.14          1.16 1998   0.12   0.02     0.00    
  MONTH TO DATE    1.85                      2.07  -0.22     1.19    
  SINCE MAR 1      1.85                      2.07  -0.22     1.19    
  SINCE JAN 1      3.54                      7.89  -4.35     5.40    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0           1.5  1994  MM     MM        0.0     
  MONTH TO DATE    0.0                      MM     MM        1.0     
  SINCE MAR 1      0.0                      MM     MM        1.0     
  SINCE JUL 1      2.6                      MM     MM       12.9     
  SNOW DEPTH       0                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       23                        21      2       25       
  MONTH TO DATE  356                       432    -76      425       
  SINCE MAR 1    356                       432    -76      425       
  SINCE JUL 1   3405                      4246   -841     4358       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         0      0        0       
  MONTH TO DATE    0                         0      0        0       
  SINCE MAR 1      0                         0      0        0       
  SINCE JAN 1      0                         0      0        0       
..................................................................

WIND (MPH)                                                           
  HIGHEST WIND SPEED    12   HIGHEST WIND DIRECTION     N (10)       
  HIGHEST GUST SPEED    14   HIGHEST GUST DIRECTION     N (10)       
  AVERAGE WIND SPEED     5.5                                         
                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 1.0                                              
                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  LIGHT RAIN                                                         
  FOG                                                                
                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST   100          1200 AM                                     
 LOWEST     92           100 PM                                     
 AVERAGE    96                                                       
..........................................................
                                                                     
THE WASHINGTON DULLES CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   56        74      1986                    
 MINIMUM TEMPERATURE (F)   32        10      1967                    
                                                                     
SUNRISE AND SUNSET                                                   
MARCH 19 2002.........SUNRISE   615 AM EST   SUNSET   621 PM EST   
MARCH 20 2002.........SUNRISE   613 AM EST   SUNSET   622 PM EST   
                                                                    
-  INDICATES NEGATIVE NUMBERS.                                      
R  INDICATES RECORD WAS SET OR TIED.                                
MM INDICATES DATA IS MISSING.                                       
T  INDICATES TRACE AMOUNT.