AFOS product CLIIAD
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CDUS41 KLWX 010531
CLIIAD


CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC                  
130 AM EDT THU JUN 1 2006

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

...THE WASHINGTON DULLES CLIMATE SUMMARY FOR MAY 31 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         89    345 PM  94    1991  79     10       78       
  MINIMUM         71    537 AM  37    1984  55     16       52       
  AVERAGE         80                        67     13       65      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          1.15 1979   0.14  -0.14     0.00    
  MONTH TO DATE    1.80                      4.22  -2.42     4.86    
  SINCE MAR 1      6.73                     10.99  -4.26    13.13    
  SINCE JAN 1     11.51                     16.81  -5.30    17.68    
                                                                     
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                         2     -2        0       
  MONTH TO DATE  132                       139     -7      178       
  SINCE MAR 1    953                      1171   -218     1217       
  SINCE JUL 1   4181                      4931   -750     4553       
                                                                     
 COOLING                                                             
  YESTERDAY       15                         4     11        0       
  MONTH TO DATE   70                        60     10       17       
  SINCE MAR 1     82                        75      7       28       
  SINCE JAN 1     82                        75      7       28       
..................................................................

WIND (MPH)                                                           
  HIGHEST WIND SPEED    17   HIGHEST WIND DIRECTION    NE (50)       
  HIGHEST GUST SPEED    20   HIGHEST GUST DIRECTION    NE (50)       
  AVERAGE WIND SPEED     6.4                                         
                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.5                                              
                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  HAZE                                                               
                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    79          1200 AM                                     
 LOWEST     50           200 PM                                     
 AVERAGE    65                                                       
..........................................................
                                                                     
THE WASHINGTON DULLES CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   79        93      1989                    
 MINIMUM TEMPERATURE (F)   55        39      1984                    
                                                                     
SUNRISE AND SUNSET                                                   
JUNE  1 2006..........SUNRISE   546 AM EDT   SUNSET   829 PM EDT   
JUNE  2 2006..........SUNRISE   546 AM EDT   SUNSET   830 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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