AFOS product CLIDPA
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CDUS43 KLOT 200639
CLIDPA


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL                                  
139 AM CDT SAT OCT 20 2012


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

...THE DU PAGE  AIRPORT CLIMATE SUMMARY FOR OCTOBER 19 2012...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1997 TO 2012


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         50    201 PM  75          62    -12       MM       
  MINIMUM         40   1159 PM  28          41     -1       MM       
  AVERAGE         45                        51     -6       MM      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.14          0.15        0.09   0.05    MM       
  MONTH TO DATE    2.66                      2.02   0.64    MM       
  SINCE SEP 1      3.96                      5.31  -1.35    MM       
  SINCE JAN 1     18.23                     30.94 -12.71    MM       
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0                                               
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       20                        14      6       MM       
  MONTH TO DATE  279                       211     68       MM       
  SINCE SEP 1    430                       313    117       MM       
  SINCE JUL 1    436                       322    114       MM       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         0      0       MM       
  MONTH TO DATE    0                        11    -11       MM       
  SINCE SEP 1     77                        90    -13       MM       
  SINCE JAN 1   1089                       814    275       MM       
..................................................................


WIND (MPH)                                                           
  RESULTANT WIND SPEED   3   RESULTANT WIND DIRECTION  SW (220)      
  HIGHEST WIND SPEED    15   HIGHEST WIND DIRECTION     W (270)      
  HIGHEST GUST SPEED    18   HIGHEST GUST DIRECTION     W (250)      
  AVERAGE WIND SPEED     5.2                                         


                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  HEAVY RAIN                                                         
  LIGHT RAIN                                                         
  FOG                                                                


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

                                                                     
THE DU PAGE  AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   62        84      2003                    
 MINIMUM TEMPERATURE (F)   41        27      2002                    

                                                                     
SUNRISE AND SUNSET                                                   
OCTOBER 20 2012.......SUNRISE   712 AM CDT   SUNSET   603 PM CDT   
OCTOBER 21 2012.......SUNRISE   713 AM CDT   SUNSET   602 PM CDT   

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




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