AFOS product CLIIAD
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CDUS41 KLWX 070532
CLIIAD


CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC                  
131 AM EDT THU APR 7 2005

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

...THE WASHINGTON DULLES CLIMATE SUMMARY FOR APRIL 6 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         86R   213 PM  82    1967  63     23       61       
  MINIMUM         53    552 AM  24    1966  37     16       28       
  AVERAGE         70                        50     20       45      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          1.26 1971   0.11  -0.11     0.00    
  MONTH TO DATE    2.40                      0.66   1.74     1.68    
  SINCE MAR 1      6.33                      4.21   2.12     3.73    
  SINCE JAN 1     10.88                     10.03   0.85     7.07    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0           2.7  1990   T      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        0                        15    -15       20       
  MONTH TO DATE   68                        93    -25      130       
  SINCE MAR 1    812                       763     49      704       
  SINCE JUL 1   4148                      4523   -375     4431       
                                                                     
 COOLING                                                             
  YESTERDAY        5                         0      5        0       
  MONTH TO DATE    5                         0      5        0       
  SINCE MAR 1      5                         4      1        0       
  SINCE JAN 1      5                         4      1        0       
..................................................................

WIND (MPH)                                                           
  HIGHEST WIND SPEED    17   HIGHEST WIND DIRECTION    SW (220)      
  HIGHEST GUST SPEED    22   HIGHEST GUST DIRECTION     S (200)      
  AVERAGE WIND SPEED     7.8                                         
                                                                     
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    64           500 AM                                     
 LOWEST     20           300 PM                                     
 AVERAGE    42                                                       
..........................................................
                                                                     
THE WASHINGTON DULLES CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   63        84      1991                    
 MINIMUM TEMPERATURE (F)   38        21      1977                    
                                                                     
SUNRISE AND SUNSET                                                   
APRIL  7 2005.........SUNRISE   645 AM EDT   SUNSET   739 PM EDT   
APRIL  8 2005.........SUNRISE   643 AM EDT   SUNSET   740 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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