AFOS product CLIIAD
Dates interpreted at 00:00 UTC
Download date range (UTC midnight)
Bulk Download
000 
CDUS41 KLWX 220533
CLIIAD


CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC                  
132 AM EDT FRI JUL 22 2005

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

...THE WASHINGTON DULLES CLIMATE SUMMARY FOR JULY 21 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         90    210 PM 101    1991  88      2       89       
  MINIMUM         67    519 AM  48    1966  65      2       63       
  AVERAGE         79                        76      3       76      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        T             1.15 1973   0.11  -0.11     0.00    
  MONTH TO DATE    7.03                      2.45   4.58     2.41    
  SINCE JUN 1      8.95                      6.52   2.43     6.14    
  SINCE JAN 1     26.63                     23.33   3.30    19.63    
                                                                     
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 JUN 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                         0      0        0       
  MONTH TO DATE    0                         1     -1        0       
  SINCE JUN 1      9                        22    -13       12       
  SINCE JUL 1      0                         1     -1        0       
                                                                     
 COOLING                                                             
  YESTERDAY       14                        12      2       11       
  MONTH TO DATE  278                       227     51      228       
  SINCE JUN 1    551                       430    121      425       
  SINCE JAN 1    579                       505     74      665       
..................................................................

WIND (MPH)                                                           
  HIGHEST WIND SPEED    16   HIGHEST WIND DIRECTION     S (200)      
  HIGHEST GUST SPEED    18   HIGHEST GUST DIRECTION     S (200)      
  AVERAGE WIND SPEED     4.2                                         
                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.4                                              
                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  FOG                                                                
  HAZE                                                               
                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    93           100 AM                                     
 LOWEST     43          1200 PM                                     
 AVERAGE    68                                                       
..........................................................
                                                                     
THE WASHINGTON DULLES CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   88        98      1998                    
 MINIMUM TEMPERATURE (F)   65        50      1974                    
                                                                     
SUNRISE AND SUNSET                                                   
JULY 22 2005..........SUNRISE   602 AM EDT   SUNSET   830 PM EDT   
JULY 23 2005..........SUNRISE   603 AM EDT   SUNSET   829 PM EDT   
                                                                    
-  INDICATES NEGATIVE NUMBERS.                                      
R  INDICATES RECORD WAS SET OR TIED.                                
MM INDICATES DATA IS MISSING.                                       
T  INDICATES TRACE AMOUNT.                                          


$$