AFOS product CLIDPA
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CDUS43 KLOT 210638
CLIDPA


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL                                  
1238 AM CST TUE FEB 21 2012


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

...THE WEST CHICAGO CLIMATE SUMMARY FOR FEBRUARY 20 2012...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1998 TO 2012


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         43    326 PM  52          38      5       MM       
  MINIMUM         17    613 AM   4          21     -4       MM       
  AVERAGE         30                        29      1       MM      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          0.74        0.05  -0.05    MM       
  MONTH TO DATE    0.12                      0.93  -0.81    MM       
  SINCE JAN 1      0.88                      2.24  -1.36    MM       
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY       MM                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       35                        36     -1       MM       
  MONTH TO DATE  701                       767    -66       MM       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         0      0       MM       
  MONTH TO DATE    0                         0      0       MM       
  SINCE JAN 1      0                         0      0       MM       
..................................................................


WIND (MPH)                                                           
  RESULTANT WIND SPEED   8   RESULTANT WIND DIRECTION  SE (150)      
  HIGHEST WIND SPEED    18   HIGHEST WIND DIRECTION     S (170)      
  HIGHEST GUST SPEED    25   HIGHEST GUST DIRECTION     S (180)      
  AVERAGE WIND SPEED     8.8                                         


                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  FOG                                                                


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

                                                                     
THE WEST CHICAGO CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   38        48      2007                    
                                             2003                    
 MINIMUM TEMPERATURE (F)   21         5      2008                    

                                                                     
SUNRISE AND SUNSET                                                   
FEBRUARY 21 2012......SUNRISE   641 AM CST   SUNSET   533 PM CST   
FEBRUARY 22 2012......SUNRISE   640 AM CST   SUNSET   534 PM CST   

                                                                    
-  INDICATES NEGATIVE NUMBERS.                                      
R  INDICATES RECORD WAS SET OR TIED.                                
MM INDICATES DATA IS MISSING.                                       
T  INDICATES TRACE AMOUNT.                                          




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