256  
CDUS43 KLOT 142147  
CLIDPA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
446 PM CDT MON MAY 14 2012  
 
   
...............................  
 
   
..THE WEST CHICAGO CLIMATE SUMMARY FOR MAY 14 2012  
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1997 TO 2012  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE  
VALUE (LST) VALUE VALUE FROM  
NORMAL    
...........................................................  
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 79 255 PM 89 2007 71 8  
MINIMUM 40 507 AM 37 2000 47 -7  
AVERAGE 60 59 1  
 
PRECIPITATION (IN)  
TODAY 0.00 0.89 2004 0.16 -0.16  
MONTH TO DATE 1.86 2.10 -0.24  
SINCE JAN 1 7.62 10.54 -2.92  
 
DEGREE DAYS  
HEATING  
TODAY 5 7 -2  
MONTH TO DATE 78 126 -48  
 
COOLING  
TODAY 0 1 -1  
MONTH TO DATE 13 9 4  
SINCE JAN 1 44 13 31    
...........................................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 1 RESULTANT WIND DIRECTION W (290)  
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION NW (320)  
HIGHEST GUST SPEED 16 HIGHEST GUST DIRECTION NW (320)  
AVERAGE WIND SPEED 2.3  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
   
......................................................  
 
 
THE WEST CHICAGO CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 71 87 2001  
MINIMUM TEMPERATURE (F) 47 37 2008  
2000  
 
 
SUNRISE AND SUNSET  
MAY 14 2012...........SUNRISE 533 AM CDT SUNSET 806 PM CDT  
MAY 15 2012...........SUNRISE 532 AM CDT SUNSET 807 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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