AFOS product CLIIAD
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CDUS41 KLWX 220542
CLIIAD


CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC                  
1241 AM EST THU JAN 22 2004

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

...THE WASHINGTON DULLES CLIMATE SUMMARY FOR JANUARY 21 2004...

CLIMATE NORMAL PERIOD 1971 TO 2000
CLIMATE RECORD PERIOD 1962 TO 2004

WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         29    315 PM  59    1990  41    -12       31       
  MINIMUM         16    810 AM -16    1984  21     -5       19       
  AVERAGE         23                        31     -8       25      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          0.94 1974   0.10  -0.10      T      
  MONTH TO DATE    0.85                      2.10  -1.25     2.51    
  SINCE DEC 1      5.42                      5.17   0.25     6.12    
  SINCE JAN 1      0.85                      2.10  -1.25     2.51    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0           3.2  2001   0.3   -0.3       T      
  MONTH TO DATE    0.4                       5.1   -4.7      4.5     
  SINCE DEC 1     11.8                       7.3    4.5     12.7     
  SINCE JUL 1     11.8                       8.2    3.6     12.7     
  SNOW DEPTH       0                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       42                        34      8       40       
  MONTH TO DATE  703                       695      8      720       
  SINCE DEC 1   1594                      1579     15     1692       
  SINCE JUL 1   2420                      2556   -136     2674       
                                                                     
 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    15   HIGHEST WIND DIRECTION    NW (320)      
  HIGHEST GUST SPEED    20   HIGHEST GUST DIRECTION    NW (310)      
  AVERAGE WIND SPEED     6.1                                         
                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.3                                              
                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  NO SIGNIFICANT WEATHER WAS OBSERVED.                               
                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    58          M800 AM                                     
 LOWEST     34          M300 PM                                     
 AVERAGE    46                                                       
..........................................................
                                                                     
THE WASHINGTON DULLES CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   41        68      1986                    
 MINIMUM TEMPERATURE (F)   21       -18      1984                    
                                                                     
SUNRISE AND SUNSET                                                   
JANUARY 22 2004.......SUNRISE   724 AM EST   SUNSET   519 PM EST   
JANUARY 23 2004.......SUNRISE   723 AM EST   SUNSET   520 PM EST   
                                                                    
-  INDICATES NEGATIVE NUMBERS.                                      
R  INDICATES RECORD WAS SET OR TIED.                                
MM INDICATES DATA IS MISSING.                                       
T  INDICATES TRACE AMOUNT.                                          


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