000 
CDUS41 KLWX 120532
CLIIAD


CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC                  
131 AM EDT WED APR 12 2006

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

...THE WASHINGTON DULLES CLIMATE SUMMARY FOR APRIL 11 2006...

CLIMATE NORMAL PERIOD 1971 TO 2000
CLIMATE RECORD PERIOD 1962 TO 2006

WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         76    449 PM  87    1977  65     11       71       
  MINIMUM         38    542 AM  25    1971  39     -1       44       
                                      1970                          
  AVERAGE         57                        52      5       58      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          0.51 2001   0.10  -0.10     0.00    
  MONTH TO DATE    1.11                      1.16  -0.05     2.58    
  SINCE MAR 1      1.18                      4.71  -3.53     6.51    
  SINCE JAN 1      5.96                     10.53  -4.57    11.06    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0           T    1986   T      0.0      0.0     
                                      1973                          
  MONTH TO DATE    0.0                       0.4   -0.4      0.0     
  SINCE MAR 1      T                         3.8   -3.8      1.2     
  SINCE JUL 1     14.1                      21.2   -7.1     17.3     
  SNOW DEPTH       0                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY        8                        13     -5        7       
  MONTH TO DATE  112                       163    -51      104       
  SINCE MAR 1    701                       833   -132      848       
  SINCE JUL 1   3929                      4593   -664     4184       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         0      0        0       
  MONTH TO DATE    1                         0      1        7       
  SINCE MAR 1      4                         4      0        7       
  SINCE JAN 1      4                         4      0        7       
..................................................................

WIND (MPH)                                                           
  HIGHEST WIND SPEED    15   HIGHEST WIND DIRECTION     S (190)      
  HIGHEST GUST SPEED    20   HIGHEST GUST DIRECTION     S (190)      
  AVERAGE WIND SPEED     5.8                                         
                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.4                                              
                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  NO SIGNIFICANT WEATHER WAS OBSERVED.                               
                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    82           700 AM                                     
 LOWEST     23           400 PM                                     
 AVERAGE    53                                                       
..........................................................
                                                                     
THE WASHINGTON DULLES CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   65        87      1977                    
 MINIMUM TEMPERATURE (F)   39        23      1982                    
                                                                     
SUNRISE AND SUNSET                                                   
APRIL 12 2006.........SUNRISE   638 AM EDT   SUNSET   744 PM EDT   
APRIL 13 2006.........SUNRISE   636 AM EDT   SUNSET   745 PM EDT   
                                                                    
-  INDICATES NEGATIVE NUMBERS.                                      
R  INDICATES RECORD WAS SET OR TIED.                                
MM INDICATES DATA IS MISSING.                                       
T  INDICATES TRACE AMOUNT.                                          


$$

GUYER