AFOS product CLIIAD
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CLIIAD


CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE/WASHINGTON                        
1231 AM EST THU JAN 2 2003

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

...THE WASHINGTON DULLES CLIMATE SUMMARY FOR JANUARY 1 2003...

CLIMATE NORMAL PERIOD 1971 TO 2000
CLIMATE RECORD PERIOD 1962 TO 2003

WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         50   1210 PM  65    1985  42      8       33       
  MINIMUM         41   1159 PM  -6    1968  23     18       16       
  AVERAGE         46                        33     13       25      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        1.73R         0.96 1964   0.10   1.63     0.00    
  MONTH TO DATE    1.73                      0.10   1.63     0.00    
  SINCE DEC 1      5.34                      3.17   2.17     1.56    
  SINCE JAN 1      1.73                      0.10   1.63     0.00    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0           6.9  1971   0.2   -0.2      0.0     
  MONTH TO DATE    0.0                       0.2   -0.2      0.0     
  SINCE DEC 1      8.2                       2.4    5.8      0.0     
  SINCE JUL 1      8.2                       3.3    4.9      0.0     
  SNOW DEPTH       0                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       19                        32    -13       40       
  MONTH TO DATE   19                        32    -13       40       
  SINCE DEC 1    991                       916     75      766       
  SINCE JUL 1   1973                      1893     80     1569       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         0      0        0       
  MONTH TO DATE    0                         0      0        0       
  SINCE DEC 1      0                         0      0        0       
  SINCE JAN 1      0                         0      0        0       
..................................................................

WIND (MPH)                                                           
  HIGHEST WIND SPEED    23   HIGHEST WIND DIRECTION    NE (40)       
  HIGHEST GUST SPEED    29   HIGHEST GUST DIRECTION     N (20)       
  AVERAGE WIND SPEED     8.0                                         
                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 1.0                                              
                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  THUNDERSTORM                                                       
  HEAVY RAIN                                                         
  RAIN                                                               
  LIGHT RAIN                                                         
  FOG                                                                
  HAZE                                                               
                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST   100           200 PM                                     
 LOWEST     39          1100 AM                                     
 AVERAGE    70                                                       
..........................................................
                                                                     
THE WASHINGTON DULLES CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   42        67      2000                    
 MINIMUM TEMPERATURE (F)   23        -7      1968                    
                                                                     
SUNRISE AND SUNSET                                                   
JANUARY  2 2003.......SUNRISE   729 AM EST   SUNSET   459 PM EST   
JANUARY  3 2003.......SUNRISE   729 AM EST   SUNSET   500 PM EST   
                                                                    
-  INDICATES NEGATIVE NUMBERS.                                      
R  INDICATES RECORD WAS SET OR TIED.                                
MM INDICATES DATA IS MISSING.                                       
T  INDICATES TRACE AMOUNT.