WUUS53 KLSX 280024 SVRLSX ILC133-280115- /O.NEW.KLSX.SV.W.0123.260428T0024Z-260428T0115Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Severe Thunderstorm Warning National Weather Service St Louis MO 724 PM CDT Mon Apr 27 2026 The National Weather Service in St Louis has issued a * Severe Thunderstorm Warning for... Monroe County in southwestern Illinois... * Until 815 PM CDT. * At 724 PM CDT, severe thunderstorms were located along a line from near Columbia to near Crystal City, moving east at 60 mph. HAZARD...60 mph wind gusts and half dollar size hail. SOURCE...Radar indicated. IMPACT...Hail damage to vehicles is expected. Expect wind damage to roofs, siding, and trees. * Locations impacted include... Fountain, Harrisonville, Valmeyer, Monroe City, Foster Pond, Madonnaville, Waterloo, Chalfin Bridge, Wartburg, Maeystown, Burksville, Fults, New Design, Renault, Hecker and Ames. PRECAUTIONARY/PREPAREDNESS ACTIONS... Seek shelter inside a well-built structure and stay away from windows. These storms are capable of producing damaging winds and large hail. Tornadoes can develop quickly from severe thunderstorms. Seek shelter immediately in an interior room on the lowest floor of a well-built structure. A Tornado Watch remains in effect until 900 PM CDT for a portion of southwest Illinois. && LAT...LON 3841 9031 3835 9007 3832 9004 3831 9004 3831 8991 3828 8990 3828 8992 3829 8991 3829 8992 3828 8993 3823 8990 3822 8990 3822 9004 3814 9004 3811 9012 3814 9026 3821 9035 3828 9037 3834 9037 3838 9035 TIME...MOT...LOC 0024Z 280DEG 52KT 3839 9023 3832 9028 3825 9034 TORNADO...POSSIBLE HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...1.25 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...60 MPH $$ Jaja