AFOS product CLIIAD
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CDUS41 KLWX 010534
CLIIAD


CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC                  
132 AM EDT SAT OCT 1 2005

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

...THE WASHINGTON DULLES CLIMATE SUMMARY FOR SEPTEMBER 30 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         70    423 PM  92    1986  74     -4       75       
  MINIMUM         40    514 AM  35    1993  49     -9       53       
  AVERAGE         55                        62     -7       64      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          0.86 1976   0.12  -0.12      T      
  MONTH TO DATE    0.15                      3.82  -3.67     5.80    
  SINCE SEP 1      0.15                      3.82  -3.67     5.80    
  SINCE JAN 1     29.92                     32.05  -2.13    30.54    
                                                                     
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 SEP 1      0.0                       0.0    0.0      0.0     
  SINCE JUL 1      0.0                       0.0    0.0      0.0     
  SNOW DEPTH       0                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       10                         5      5        1       
  MONTH TO DATE   12                        60    -48       13       
  SINCE SEP 1     12                        60    -48       13       
  SINCE JUL 1     12                        65    -53       15       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         2     -2        0       
  MONTH TO DATE  227                       132     95      133       
  SINCE SEP 1    227                       132     95      133       
  SINCE JAN 1   1338                      1057    281     1192       
..................................................................

WIND (MPH)                                                           
  HIGHEST WIND SPEED    12   HIGHEST WIND DIRECTION     S (200)      
  HIGHEST GUST SPEED    15   HIGHEST GUST DIRECTION    SW (220)      
  AVERAGE WIND SPEED     3.7                                         
                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.2                                              
                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  HAZE                                                               
                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    79           500 AM                                     
 LOWEST     28           300 PM                                     
 AVERAGE    54                                                       
..........................................................
                                                                     
THE WASHINGTON DULLES CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   73        90      1986                    
 MINIMUM TEMPERATURE (F)   49        31      1993                    
                                                                     
SUNRISE AND SUNSET                                                   
OCTOBER  1 2005.......SUNRISE   706 AM EDT   SUNSET   652 PM EDT   
OCTOBER  2 2005.......SUNRISE   707 AM EDT   SUNSET   651 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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