AFOS product CLIIAD
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CDUS41 KLWX 050531
CLIIAD


CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC                  
130 AM EDT FRI MAY 5 2006

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

...THE WASHINGTON DULLES CLIMATE SUMMARY FOR MAY 4 2006...

CLIMATE NORMAL PERIOD 1971 TO 2000
CLIMATE RECORD PERIOD 1962 TO 2006

WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         82    422 PM  90    2001  71     11       62       
  MINIMUM         50    516 AM  31    1967  46      4       42       
  AVERAGE         66                        59      7       52      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        T             1.23 1996   0.13  -0.13     0.00    
  MONTH TO DATE    T                         0.50  -0.50     0.06    
  SINCE MAR 1      4.93                      7.27  -2.34     8.33    
  SINCE JAN 1      9.71                     13.09  -3.38    12.88    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0           0.0  2002   0.0    0.0      0.0     
                                      2001                          
  MONTH TO DATE    0.0                       0.0    0.0      0.0     
  SINCE MAR 1      T                         3.8   -3.8      1.2     
  SINCE JUL 1     14.1                      21.2   -7.1     17.3     
  SNOW DEPTH       0                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY        0                         7     -7       13       
  MONTH TO DATE   15                        29    -14       57       
  SINCE MAR 1    836                      1061   -225     1096       
  SINCE JUL 1   4064                      4821   -757     4432       
                                                                     
 COOLING                                                             
  YESTERDAY        1                         1      0        0       
  MONTH TO DATE    1                         4     -3        0       
  SINCE MAR 1     13                        19     -6       11       
  SINCE JAN 1     13                        19     -6       11       
..................................................................

WIND (MPH)                                                           
  HIGHEST WIND SPEED    14   HIGHEST WIND DIRECTION    NW (320)      
  HIGHEST GUST SPEED    17   HIGHEST GUST DIRECTION    NW (320)      
  AVERAGE WIND SPEED     5.2                                         
                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.4                                              
                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  FOG                                                                
  HAZE                                                               
                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    90           600 AM                                     
 LOWEST     23           400 PM                                     
 AVERAGE    57                                                       
..........................................................
                                                                     
THE WASHINGTON DULLES CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   72        88      1980                    
 MINIMUM TEMPERATURE (F)   46        29      1976                    
                                                                     
SUNRISE AND SUNSET                                                   
MAY  5 2006...........SUNRISE   607 AM EDT   SUNSET   806 PM EDT   
MAY  6 2006...........SUNRISE   606 AM EDT   SUNSET   807 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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