AFOS product CLIIAD
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CDUS41 KLWX 250537
CLIIAD


CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC                  
136 AM EDT SUN SEP 25 2005

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

...THE WASHINGTON DULLES CLIMATE SUMMARY FOR SEPTEMBER 24 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         71   1207 AM  92    1970  76     -5       81       
  MINIMUM         65    814 AM  30    1974  52     13       58       
  AVERAGE         68                        64      4       70      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          2.17 2001   0.12  -0.12     0.00    
  MONTH TO DATE    0.02                      3.10  -3.08     4.19    
  SINCE SEP 1      0.02                      3.10  -3.08     4.19    
  SINCE JAN 1     29.79                     31.33  -1.54    28.93    
                                                                     
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        0                         3     -3        0       
  MONTH TO DATE    0                        33    -33       12       
  SINCE SEP 1      0                        33    -33       12       
  SINCE JUL 1      0                        38    -38       14       
                                                                     
 COOLING                                                             
  YESTERDAY        3                         3      0        5       
  MONTH TO DATE  208                       118     90      122       
  SINCE SEP 1    208                       118     90      122       
  SINCE JAN 1   1319                      1043    276     1181       
..................................................................

WIND (MPH)                                                           
  HIGHEST WIND SPEED    14   HIGHEST WIND DIRECTION     N (10)       
  HIGHEST GUST SPEED    17   HIGHEST GUST DIRECTION     N (10)       
  AVERAGE WIND SPEED     6.8                                         
                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.9                                              
                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  NO SIGNIFICANT WEATHER WAS OBSERVED.                               
                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    78           800 PM                                     
 LOWEST     53           200 PM                                     
 AVERAGE    66                                                       
..........................................................
                                                                     
THE WASHINGTON DULLES CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   76        92      1970                    
 MINIMUM TEMPERATURE (F)   52        33      1983                    
                                                                     
SUNRISE AND SUNSET                                                   
SEPTEMBER 25 2005.....SUNRISE   700 AM EDT   SUNSET   702 PM EDT   
SEPTEMBER 26 2005.....SUNRISE   701 AM EDT   SUNSET   700 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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