AFOS product CLIDPA
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CDUS43 KLOT 040922
CLIDPA


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL                                  
422 AM CDT THU OCT 4 2012


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

...THE DU PAGE  AIRPORT CLIMATE SUMMARY FOR OCTOBER 3 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         63    324 PM  86          69     -6       MM       
  MINIMUM         56    421 AM  31          46     10       MM       
  AVERAGE         60                        57      3       MM      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.09          1.17        0.13  -0.04    MM       
  MONTH TO DATE    0.09                      0.39  -0.30    MM       
  SINCE SEP 1      1.39                      3.68  -2.29    MM       
  SINCE JAN 1     15.66                     29.31 -13.65    MM       
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0                                               
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY        5                         9     -4       MM       
  MONTH TO DATE   23                        26     -3       MM       
  SINCE SEP 1    174                       128     46       MM       
  SINCE JUL 1    180                       137     43       MM       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         1     -1       MM       
  MONTH TO DATE    0                         3     -3       MM       
  SINCE SEP 1     77                        82     -5       MM       
  SINCE JAN 1   1089                       806    283       MM       
..................................................................


WIND (MPH)                                                           
  RESULTANT WIND SPEED   1   RESULTANT WIND DIRECTION  NW (310)      
  HIGHEST WIND SPEED    13   HIGHEST WIND DIRECTION    SW (210)      
  HIGHEST GUST SPEED    16   HIGHEST GUST DIRECTION    SW (220)      
  AVERAGE WIND SPEED     3.5                                         


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


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

                                                                     
THE DU PAGE  AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   68        87      2005                    
 MINIMUM TEMPERATURE (F)   45        31      2004                    

                                                                     
SUNRISE AND SUNSET                                                   
OCTOBER  4 2012.......SUNRISE   654 AM CDT   SUNSET   629 PM CDT   
OCTOBER  5 2012.......SUNRISE   655 AM CDT   SUNSET   627 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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