AFOS product CLIIAD
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CDUS41 KLWX 040534
CLIIAD


CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC                  
132 AM EDT MON APR 4 2005

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

...THE WASHINGTON DULLES CLIMATE SUMMARY FOR APRIL 3 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         53    851 PM  86    1981  62     -9       54       
  MINIMUM         41    436 AM  23    1991  37      4       40       
  AVERAGE         47                        49     -2       47      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        T             0.51 1987   0.11  -0.11     0.02    
  MONTH TO DATE    2.40                      0.33   2.07     1.63    
  SINCE MAR 1      6.33                      3.88   2.45     3.68    
  SINCE JAN 1     10.88                      9.70   1.18     7.02    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY       MM             T    1987   0.1   MM        0.0     
  MONTH TO DATE    0.0                       0.3   -0.3      0.0     
  SINCE MAR 1      1.2                       3.7   -2.5       T      
  SINCE JUL 1     17.3                      21.1   -3.8     17.4     
  SNOW DEPTH      MM                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       18                        16      2       18       
  MONTH TO DATE   42                        48     -6       60       
  SINCE MAR 1    786                       718     68      634       
  SINCE JUL 1   4122                      4478   -356     4361       
                                                                     
 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    33   HIGHEST WIND DIRECTION     W (290)      
  HIGHEST GUST SPEED    43   HIGHEST GUST DIRECTION     W (280)      
  AVERAGE WIND SPEED    17.0                                         
                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.8                                              
                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  LIGHT RAIN                                                         
                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    82          1200 AM                                     
 LOWEST     26           800 PM                                     
 AVERAGE    54                                                       
..........................................................
                                                                     
THE WASHINGTON DULLES CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   62        81      1981                    
 MINIMUM TEMPERATURE (F)   37        22      1965                    
                                                                     
SUNRISE AND SUNSET                                                   
APRIL  4 2005.........SUNRISE   650 AM EDT   SUNSET   737 PM EDT   
APRIL  5 2005.........SUNRISE   648 AM EDT   SUNSET   737 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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