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229 
CDUS43 KLOT 160649
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CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL                                  
1248 AM CST TUE JAN 16 2018


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

...THE CHICAGO EXECUTIVE CLIMATE SUMMARY FOR JANUARY 15 2018...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1996 TO 2018


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         24    108 PM  43    2016  31     -7       35       
                                      2006                          
  MINIMUM         13   1159 PM -12    2009  16     -3       16       
  AVERAGE         19                        23     -4       26      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        T             0.12 2007   0.05  -0.05     0.00    
  MONTH TO DATE    0.20                      0.78  -0.58     0.42    
  SINCE DEC 1      0.47                      2.61  -2.14     1.64    
  SINCE JAN 1      0.20                      0.78  -0.58     0.42    
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       46                        42      4       39       
  MONTH TO DATE  710                       619     91      647       
  SINCE DEC 1   1873                      1766    107     1864       
  SINCE JUL 1   2949                      3036    -87     2718       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         0      0        0       
  MONTH TO DATE    0                         0      0        0       
  SINCE DEC 1      0                         0      0        0       
  SINCE JAN 1      0                         0      0        0       
..................................................................


WIND (MPH)                                                           
  RESULTANT WIND SPEED   8   RESULTANT WIND DIRECTION   S (190)      
  HIGHEST WIND SPEED    16   HIGHEST WIND DIRECTION     S (170)      
  HIGHEST GUST SPEED    21   HIGHEST GUST DIRECTION     S (170)      
  AVERAGE WIND SPEED     9.4                                         


                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  LIGHT SNOW                                                         
  FOG                                                                
  HAZE                                                               


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

                                                                     
THE CHICAGO EXECUTIVE CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   30        47      2006                    
 MINIMUM TEMPERATURE (F)   16       -16      2009                    

                                                                     
SUNRISE AND SUNSET                                                   
JANUARY 16 2018.......SUNRISE   717 AM CST   SUNSET   446 PM CST   
JANUARY 17 2018.......SUNRISE   716 AM CST   SUNSET   447 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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