WUUS53 KLSX 272250 SVRLSX ILC061-083-117-272330- /O.NEW.KLSX.SV.W.0111.260427T2250Z-260427T2330Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Severe Thunderstorm Warning National Weather Service St Louis MO 550 PM CDT Mon Apr 27 2026 The National Weather Service in St Louis has issued a * Severe Thunderstorm Warning for... Southeastern Greene County in southwestern Illinois... Central Jersey County in southwestern Illinois... West Central Macoupin County in southwestern Illinois... * Until 630 PM CDT. * At 550 PM CDT, a severe thunderstorm was located 7 miles southwest of Old Kane, or 6 miles west of Jerseyville, moving northeast at 50 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... Fieldon, Otterville, Jerseyville, Kane, Old Kane, Fidelity, Piasa, Kemper, Medora, Rockbridge, Chesterfield, Plainview and Hettick. This includes the following State Parks... Beaver Dam State Park. PRECAUTIONARY/PREPAREDNESS ACTIONS... Seek shelter inside a well-built structure and stay away from windows. This storm is capable of producing damaging winds and large hail. A Tornado Watch remains in effect until 900 PM CDT for a portion of southwest Illinois. && LAT...LON 3900 9052 3915 9056 3941 9000 3918 8987 TIME...MOT...LOC 2250Z 241DEG 42KT 3909 9044 HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...1.25 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...60 MPH $$ Elmore