152  
WUUS53 KLOT 212039  
SVRLOT  
ILC063-197-212115-  
/O.NEW.KLOT.SV.W.0131.250921T2039Z-250921T2115Z/  
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED  
SEVERE THUNDERSTORM WARNING  
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE  
339 PM CDT SUN SEP 21 2025  
 
THE NATIONAL WEATHER SERVICE IN CHICAGO HAS ISSUED A  
 
* SEVERE THUNDERSTORM WARNING FOR...  
WEST CENTRAL WILL COUNTY IN NORTHEASTERN ILLINOIS...  
NORTHEASTERN GRUNDY COUNTY IN NORTHEASTERN ILLINOIS...  
 
* UNTIL 415 PM CDT.  
 
* AT 338 PM CDT, A SEVERE THUNDERSTORM WAS LOCATED NEAR COAL CITY,  
MOVING NORTHEAST AT 25 MPH.  
 
HAZARD...60 MPH WIND GUSTS AND QUARTER SIZE HAIL.  
 
SOURCE...RADAR INDICATED.  
 
IMPACT...HAIL DAMAGE TO VEHICLES IS EXPECTED. EXPECT WIND DAMAGE  
TO ROOFS, SIDING, AND TREES.  
 
* THIS SEVERE THUNDERSTORM WILL BE NEAR...  
MINOOKA AND CHANNAHON AROUND 345 PM CDT.  
JOLIET AROUND 350 PM CDT.  
ELWOOD AROUND 355 PM CDT.  
 
OTHER LOCATIONS IMPACTED BY THIS SEVERE THUNDERSTORM INCLUDE CARBON  
HILL.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A  
BUILDING.  
 

 
 
LAT...LON 4141 8838 4146 8826 4146 8825 4147 8825  
4149 8817 4135 8808 4128 8832  
TIME...MOT...LOC 2038Z 238DEG 20KT 4137 8828  
 
HAIL THREAT...RADAR INDICATED  
MAX HAIL SIZE...1.00 IN  
WIND THREAT...RADAR INDICATED  
MAX WIND GUST...60 MPH  
 

 
 
IZZI  
 
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