AFOS product CLIIAD
Dates interpreted at 00:00 UTC
Download date range (UTC midnight)
Bulk Download
439 
CDUS41 KLWX 140535
CLIIAD


CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC                  
1230 AM EST WED JAN 14 2004

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

...THE WASHINGTON DULLES CLIMATE SUMMARY FOR JANUARY 13 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         51    150 PM  68    1995  41     10       46       
  MINIMUM         29    706 AM  -3    1981  22      7       17       
  AVERAGE         40                        31      9       32      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          1.03 1964   0.10  -0.10     0.00    
  MONTH TO DATE    0.51                      1.30  -0.79     2.47    
  SINCE DEC 1      5.08                      4.37   0.71     6.08    
  SINCE JAN 1      0.51                      1.30  -0.79     2.47    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0           6.0  1964   0.3   -0.3      0.0     
  MONTH TO DATE    0.3                       2.7   -2.4      3.8     
  SINCE DEC 1     11.7                       4.9    6.8     12.0     
  SINCE JUL 1     11.7                       5.8    5.9     12.0     
  SNOW DEPTH       0                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       25                        33     -8       33       
  MONTH TO DATE  392                       426    -34      387       
  SINCE DEC 1   1283                      1310    -27     1359       
  SINCE JUL 1   2109                      2287   -178     2341       
                                                                     
 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    25   HIGHEST WIND DIRECTION    NW (330)      
  HIGHEST GUST SPEED    33   HIGHEST GUST DIRECTION    NW (320)      
  AVERAGE WIND SPEED    11.8                                         
                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.4                                              
                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  HAZE                                                               
                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    85          M600 AM                                     
 LOWEST     38          M100 PM                                     
 AVERAGE    62                                                       
..........................................................
                                                                     
THE WASHINGTON DULLES CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   41        72      1995                    
 MINIMUM TEMPERATURE (F)   22         5      1970                    
                                                                     
SUNRISE AND SUNSET                                                   
JANUARY 14 2004.......SUNRISE   728 AM EST   SUNSET   510 PM EST   
JANUARY 15 2004.......SUNRISE   727 AM EST   SUNSET   511 PM EST   
                                                                    
-  INDICATES NEGATIVE NUMBERS.                                      
R  INDICATES RECORD WAS SET OR TIED.                                
MM INDICATES DATA IS MISSING.                                       
T  INDICATES TRACE AMOUNT.                                          


$$