039  
CDUS43 KLOT 081351  
CLIMDW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
849 AM CDT TUE MAY 8 2012  
 
   
...............................
 
 
   
..THE CHICAGO-MIDWAY CLIMATE SUMMARY FOR MAY 7 2012
 
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1928 TO 2012  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
..............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 61 1235 PM 89 1936 67 -6 MM  
MINIMUM 54 1159 PM 32 1974 49 5 MM  
AVERAGE 58 58 0 MM  
 
PRECIPITATION (IN)  
YESTERDAY E0.59 2.01 1998 0.12 0.47 MM  
MONTH TO DATE 1.65 0.86 0.79 MM  
SINCE JAN 1 8.41 11.22 -2.81 MM  
 
DEGREE DAYS  
HEATING  
YESTERDAY 7 8 -1 MM  
MONTH TO DATE 25 61 -36 MM  
 
COOLING  
YESTERDAY 0 1 -1 MM  
MONTH TO DATE 17 7 10 MM  
SINCE JAN 1 71 20 51 MM    
..............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 2 RESULTANT WIND DIRECTION E (80)  
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION NE (30)  
HIGHEST GUST SPEED 29 HIGHEST GUST DIRECTION W (270)  
AVERAGE WIND SPEED 5.1  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
RAIN  
LIGHT RAIN  
FOG  
FOG W/VISIBILITY <= 1/4 MILE  
HAZE  
 
   
......................................................
 
 
 
THE CHICAGO-MIDWAY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 68 91 1963  
MINIMUM TEMPERATURE (F) 49 33 1977  
1947  
 
 
SUNRISE AND SUNSET  
MAY 8 2012...........SUNRISE 538 AM CDT SUNSET 757 PM CDT  
MAY 9 2012...........SUNRISE 537 AM CDT SUNSET 758 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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