AFOS product CLIIAD
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CDUS41 KLWX 040533
CLIIAD


CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE/WASHINGTON                        
130 AM EDT THU JUL 4 2002

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

...THE WASHINGTON DULLES CLIMATE SUMMARY FOR JULY 3 2002...

CLIMATE NORMAL PERIOD 1971 TO 2000
CLIMATE RECORD PERIOD 1962 TO 2002

WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         96    457 PM 103    1966  86     10       77       
  MINIMUM         73    511 AM  50    1977  63     10       51       
  AVERAGE         85                        75     10       64      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          1.66 1978   0.12  -0.12      T      
  MONTH TO DATE    0.00                      0.36  -0.36     0.40    
  SINCE JUN 1      3.61                      4.43  -0.82     5.22    
  SINCE JAN 1     16.98                     21.24  -4.26    21.63    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0           0.0  2001   0.0    0.0      0.0     
  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        1       
  MONTH TO DATE    0                         1     -1        3       
  SINCE JUN 1      2                        22    -20       16       
  SINCE JUL 1      0                         1     -1        3       
                                                                     
 COOLING                                                             
  YESTERDAY       20                        10     10        0       
  MONTH TO DATE   51                        30     21       13       
  SINCE JUN 1    288                       233     55      259       
  SINCE JAN 1    416                       308    108      326       
..................................................................

WIND (MPH)                                                           
  HIGHEST WIND SPEED    14   HIGHEST WIND DIRECTION    NW (300)      
  HIGHEST GUST SPEED    25   HIGHEST GUST DIRECTION    NW (300)      
  AVERAGE WIND SPEED     4.9                                         
                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.4                                              
                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  FOG                                                                
  HAZE                                                               
                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST   100           300 AM                                     
 LOWEST     43           500 PM                                     
 AVERAGE    72                                                       
..........................................................
                                                                     
THE WASHINGTON DULLES CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   86        97      1999                    
 MINIMUM TEMPERATURE (F)   63        48      1986                    
                                                                     
SUNRISE AND SUNSET                                                   
JULY  4 2002..........SUNRISE   549 AM EDT   SUNSET   839 PM EDT   
JULY  5 2002..........SUNRISE   550 AM EDT   SUNSET   838 PM EDT   
                                                                    
-  INDICATES NEGATIVE NUMBERS.                                      
R  INDICATES RECORD WAS SET OR TIED.                                
MM INDICATES DATA IS MISSING.                                       
T  INDICATES TRACE AMOUNT.