465  
WUUS53 KLSX 181759  
SVRLSX  
ILC119-163-181845-  
/O.NEW.KLSX.SV.W.0229.251218T1759Z-251218T1845Z/  
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED  
SEVERE THUNDERSTORM WARNING  
NATIONAL WEATHER SERVICE ST LOUIS MO  
1159 AM CST THU DEC 18 2025  
 
THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A  
 
* SEVERE THUNDERSTORM WARNING FOR...  
SOUTHEASTERN MADISON COUNTY IN SOUTHWESTERN ILLINOIS...  
NORTHERN SAINT CLAIR COUNTY IN SOUTHWESTERN ILLINOIS...  
 
* UNTIL 1245 PM CST.  
 
* AT 1159 AM CST, A SEVERE THUNDERSTORM WAS LOCATED OVER EAST ST.  
LOUIS, MOVING EAST AT 50 MPH.  
 
HAZARD...60 MPH WIND GUSTS.  
 
SOURCE...RADAR INDICATED.  
 
IMPACT...EXPECT DAMAGE TO ROOFS, SIDING, AND TREES.  
 
* THIS SEVERE THUNDERSTORM WILL BE NEAR...  
EAST ST. LOUIS, CENTREVILLE, ALORTON, MADISON, ST. LOUIS, CAHOKIA,  
CAHOKIA PARKS AIRPORT, BROOKLYN, VENICE AND DUPO AROUND 1200 PM  
CST. WASHINGTON PARK, FAIRMONT CITY, BELLEVILLE, PONTOON BEACH AND  
GRANITE CITY AROUND 1205 PM CST.  
 
OTHER LOCATIONS IMPACTED BY THE SEVERE THUNDERSTORM INCLUDE SAUGET,  
KUHN, SUMMERFIELD, GRANTFORK AND PIERRON.  
 
THIS INCLUDES THE FOLLOWING STATE PARKS...  
HORSESHOE LAKE STATE PARK.  
 
THIS INCLUDES THE FOLLOWING HIGHWAYS...  
INTERSTATE 64 IN ILLINOIS BETWEEN EXITS 9 AND 23. INTERSTATE 70 IN  
ILLINOIS BETWEEN EXITS 21 AND 30.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
SEEK SHELTER INSIDE A WELL-BUILT STRUCTURE AND STAY AWAY FROM  
WINDOWS. THIS STORM IS CAPABLE OF PRODUCING DAMAGING WINDS.  
 
TORNADOES CAN DEVELOP QUICKLY FROM SEVERE THUNDERSTORMS. SEEK SHELTER  
IMMEDIATELY IN AN INTERIOR ROOM ON THE LOWEST FLOOR OF A WELL-BUILT  
STRUCTURE.  
 

 
 
LAT...LON 3851 9025 3859 9020 3861 9018 3869 9018  
3888 8964 3887 8963 3887 8960 3866 8960  
3866 8971 3855 8971 3850 9024  
TIME...MOT...LOC 1759Z 254DEG 42KT 3861 9016  
 
TORNADO...POSSIBLE  
HAIL THREAT...RADAR INDICATED  
MAX HAIL SIZE...0.00 IN  
WIND THREAT...RADAR INDICATED  
MAX WIND GUST...60 MPH  
 

 
 
JAJA  
 
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