AFOS product CLIIAD
Dates interpreted at 00:00 UTC
Download date range (UTC midnight)
Bulk Download
000 
CDUS41 KLWX 140601
CLIIAD


CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC                  
201 AM EDT SUN OCT 14 2007


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

...THE WASHINGTON DULLES CLIMATE SUMMARY FOR OCTOBER 13 2007...

CLIMATE NORMAL PERIOD 1971 TO 2000
CLIMATE RECORD PERIOD 1962 TO 2007


 WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         68    431 PM  84    1989  69     -1       56       
  MINIMUM         46   1159 PM  30    1988  43      3       31       
                                      1987                          
  AVERAGE         57                        56      1       44      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          0.85 1983   0.11  -0.11     0.00    
  MONTH TO DATE    T                         1.45  -1.45     2.40    
  SINCE SEP 1      1.40                      5.27  -3.87     9.52    
  SINCE JAN 1     19.04                     33.50 -14.46    36.51    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0                       0.0    0.0              
  MONTH TO DATE    0.0                       0.0    0.0              
  SINCE JUL 1      0.0                       0.0    0.0              
  SNOW DEPTH       0                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY        8                        10     -2       21       
  MONTH TO DATE   21                       100    -79       75       
  SINCE SEP 1     49                       160   -111      129       
  SINCE JUL 1     49                       165   -116      129       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         0      0        0       
  MONTH TO DATE   89                        15     74       11       
  SINCE SEP 1    309                       147    162       91       
  SINCE JAN 1   1574                      1072    502     1252       
..................................................................


 WIND (MPH)                                                           
  HIGHEST WIND SPEED    16   HIGHEST WIND DIRECTION    SW (240)      
  HIGHEST GUST SPEED    MM   HIGHEST GUST DIRECTION    MM            
  AVERAGE WIND SPEED     4.1                                         

                                                                      
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.4                                              

                                                                      
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  NO SIGNIFICANT WEATHER WAS OBSERVED.                               

                                                                      
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    71           200 AM                                     
 LOWEST     29           400 PM                                     
 AVERAGE    50                                                       

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

                                                                      
THE WASHINGTON DULLES CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   68        86      1975                    
 MINIMUM TEMPERATURE (F)   43        23      1988                    

                                                                      
SUNRISE AND SUNSET                                                   
OCTOBER 14 2007.......SUNRISE   718 AM EDT   SUNSET   633 PM EDT   
OCTOBER 15 2007.......SUNRISE   719 AM EDT   SUNSET   632 PM EDT   

                                                                     
-  INDICATES NEGATIVE NUMBERS.                                      
R  INDICATES RECORD WAS SET OR TIED.                                
MM INDICATES DATA IS MISSING.                                       
T  INDICATES TRACE AMOUNT.                                          

 


 $$