666  
WUUS53 KLSX 150257 RRA  
SVRLSX  
ILC133-163-MOC189-510-150345-  
/O.NEW.KLSX.SV.W.0027.250315T0257Z-250315T0345Z/  
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED  
SEVERE THUNDERSTORM WARNING  
NATIONAL WEATHER SERVICE ST LOUIS MO  
957 PM CDT FRI MAR 14 2025  
 
THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A  
 
* SEVERE THUNDERSTORM WARNING FOR...  
NORTHWESTERN MONROE COUNTY IN SOUTHWESTERN ILLINOIS...  
SAINT CLAIR COUNTY IN SOUTHWESTERN ILLINOIS...  
SOUTH CENTRAL SAINT LOUIS COUNTY IN EAST CENTRAL MISSOURI...  
SOUTH CENTRAL SAINT LOUIS CITY IN EAST CENTRAL MISSOURI...  
 
* UNTIL 1045 PM CDT.  
 
* AT 957 PM CDT, A SEVERE THUNDERSTORM WAS LOCATED OVER IMPERIAL, OR  
OVER BARNHART, MOVING NORTHEAST AT 50 MPH.  
 
HAZARD...GOLF BALL SIZE HAIL AND 70 MPH WIND GUSTS.  
 
SOURCE...EMERGENCY MANAGEMENT REPORTED.  
 
IMPACT...PEOPLE AND ANIMALS OUTDOORS WILL BE INJURED. EXPECT  
HAIL DAMAGE TO ROOFS, SIDING, WINDOWS, AND VEHICLES.  
EXPECT CONSIDERABLE TREE DAMAGE. WIND DAMAGE IS ALSO  
LIKELY TO MOBILE HOMES, ROOFS, AND OUTBUILDINGS.  
 
* LOCATIONS IMPACTED INCLUDE...  
ST. LOUIS, BELLEVILLE, O'FALLON, EAST ST. LOUIS, COLLINSVILLE,  
ARNOLD, FAIRVIEW HEIGHTS, CAHOKIA, SWANSEA, SHILOH, WATERLOO,  
COLUMBIA, SUNSET HILLS, MASCOUTAH, CENTREVILLE, LEBANON, FREEBURG,  
CASEYVILLE, WASHINGTON PARK AND DUPO.  
 
THIS INCLUDES INTERSTATE 64 IN ILLINOIS BETWEEN EXITS 9 AND 27.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
ANYONE OUTDOORS SHOULD MOVE TO SHELTER INSIDE A WELL-BUILT STRUCTURE  
AND STAY AWAY FROM WINDOWS. THIS STORM HAS PRODUCED WIDESPREAD  
DAMAGING WINDS AND IS CAPABLE OF PRODUCING DANGEROUS HAIL.  
 
A TORNADO WATCH REMAINS IN EFFECT UNTIL 1100 PM CDT FOR PORTIONS OF  
SOUTHWEST ILLINOIS AND EAST CENTRAL MISSOURI.  
 

 
 
LAT...LON 3823 9036 3832 9037 3839 9034 3844 9035  
3845 9034 3846 9035 3845 9041 3848 9042  
3848 9041 3850 9041 3866 9003 3866 8971  
3848 8970  
TIME...MOT...LOC 0257Z 236DEG 42KT 3833 9037  
 
THUNDERSTORM DAMAGE THREAT...CONSIDERABLE  
HAIL THREAT...RADAR INDICATED  
MAX HAIL SIZE...1.75 IN  
WIND THREAT...OBSERVED  
MAX WIND GUST...70 MPH  
 

 
 
MRB  
 
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