519 
CDUS41 KLWX 200532
CLIIAD


CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC                  
1230 AM EST THU MAR 20 2003

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

...THE WASHINGTON DULLES CLIMATE SUMMARY FOR MARCH 19 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         51   1226 PM  74    1986  56     -5       53       
  MINIMUM         38   1159 PM  10    1967  33      5       41       
  AVERAGE         45                        44      1       47      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          1.07 1975   0.12  -0.12     0.18    
  MONTH TO DATE    0.65                      2.19  -1.54     2.03    
  SINCE MAR 1      0.65                      2.19  -1.54     2.03    
  SINCE JAN 1      8.47                      8.01   0.46     3.72    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0           T    1992   0.1   -0.1      0.0     
  MONTH TO DATE    0.1                       2.3   -2.2      0.0     
  SINCE MAR 1      0.1                       2.3   -2.2      0.0     
  SINCE JUL 1     48.3                      19.7   28.6      2.6     
  SNOW DEPTH       0                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       20                        21     -1       18       
  MONTH TO DATE  456                       448      8      374       
  SINCE MAR 1    456                       448      8      374       
  SINCE JUL 1   4500                      4181    319     3423       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         0      0        0       
  MONTH TO DATE    0                         0      0        0       
  SINCE MAR 1      0                         0      0        0       
  SINCE JAN 1      0                         0      0        0       
..................................................................

WIND (MPH)                                                           
  HIGHEST WIND SPEED    20   HIGHEST WIND DIRECTION     E (80)       
  HIGHEST GUST SPEED    23   HIGHEST GUST DIRECTION     E (80)       
  AVERAGE WIND SPEED    10.0                                         
                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.8                                              
                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  NO SIGNIFICANT WEATHER WAS OBSERVED.                               
                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    83           500 AM                                     
 LOWEST     52          1100 AM                                     
 AVERAGE    68                                                       
..........................................................
                                                                     
THE WASHINGTON DULLES CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   56        77      1976                    
 MINIMUM TEMPERATURE (F)   33        18      1981                    
                                                                     
SUNRISE AND SUNSET                                                   
MARCH 20 2003.........SUNRISE   614 AM EST   SUNSET   621 PM EST   
MARCH 21 2003.........SUNRISE   612 AM EST   SUNSET   622 PM EST   
                                                                    
-  INDICATES NEGATIVE NUMBERS.                                      
R  INDICATES RECORD WAS SET OR TIED.                                
MM INDICATES DATA IS MISSING.                                       
T  INDICATES TRACE AMOUNT.