AFOS product CLIIAD
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CLIIAD


CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC                  
130 AM EDT MON APR 28 2003

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

...THE WASHINGTON DULLES CLIMATE SUMMARY FOR APRIL 27 2003...

CLIMATE NORMAL PERIOD 1971 TO 2000
CLIMATE RECORD PERIOD 1962 TO 2003

WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         71    512 PM  92    1990  69      2       64       
  MINIMUM         44   1136 PM  31    1987  44      0       36       
  AVERAGE         58                        57      1       50      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          1.65 1973   0.11  -0.11     0.12    
  MONTH TO DATE    2.60                      2.86  -0.26     1.77    
  SINCE MAR 1      6.31                      6.41  -0.10     5.25    
  SINCE JAN 1     14.13                     12.23   1.90     6.94    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0           T    1994   0.0    0.0     MM       
  MONTH TO DATE    T                         0.4   -0.4      0.0     
  SINCE MAR 1      1.9                       3.8   -1.9      0.0     
  SINCE JUL 1     50.1                      21.2   28.9      2.6     
  SNOW DEPTH       0                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY        7                         9     -2       15       
  MONTH TO DATE  333                       337     -4      274       
  SINCE MAR 1    974                      1007    -33      877       
  SINCE JUL 1   5018                      4740    278     3926       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         1     -1        0       
  MONTH TO DATE    8                         8      0       55       
  SINCE MAR 1      8                        12     -4       55       
  SINCE JAN 1      8                        12     -4       55       
..................................................................

WIND (MPH)                                                           
  HIGHEST WIND SPEED    16   HIGHEST WIND DIRECTION    NW (330)      
  HIGHEST GUST SPEED    20   HIGHEST GUST DIRECTION    NW (320)      
  AVERAGE WIND SPEED     5.7                                         
                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.2                                              
                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  FOG                                                                
                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST   100           100 AM                                     
 LOWEST     28           500 PM                                     
 AVERAGE    64                                                       
..........................................................
                                                                     
THE WASHINGTON DULLES CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   70        88      1990                    
 MINIMUM TEMPERATURE (F)   44        32      1993                    
                                                                     
SUNRISE AND SUNSET                                                   
APRIL 28 2003.........SUNRISE   616 AM EDT   SUNSET   759 PM EDT   
APRIL 29 2003.........SUNRISE   615 AM EDT   SUNSET   800 PM EDT   
                                                                    
-  INDICATES NEGATIVE NUMBERS.                                      
R  INDICATES RECORD WAS SET OR TIED.                                
MM INDICATES DATA IS MISSING.                                       
T  INDICATES TRACE AMOUNT.