WUUS53 KLSX 271310 SVRLSX ILC001-013-149-MOC007-113-127-163-173-271415- /O.NEW.KLSX.SV.W.0085.260427T1310Z-260427T1415Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Severe Thunderstorm Warning National Weather Service St Louis MO 810 AM CDT Mon Apr 27 2026 The National Weather Service in St Louis has issued a * Severe Thunderstorm Warning for... Northwestern Calhoun County in southwestern Illinois... Southern Adams County in west central Illinois... Pike County in west central Illinois... Northeastern Audrain County in central Missouri... Northern Lincoln County in east central Missouri... Southern Marion County in northeastern Missouri... Pike County in northeastern Missouri... Ralls County in northeastern Missouri... * Until 915 AM CDT. * At 810 AM CDT, severe thunderstorms were located along a line from over Warren to near Mexico, or along a line from 6 miles north of Monroe City to near Mexico, moving east at 60 mph. HAZARD...70 mph wind gusts and quarter size hail. SOURCE...Radar indicated. IMPACT...Hail damage to vehicles is expected. Expect considerable tree damage. Wind damage is also likely to mobile homes, roofs, and outbuildings. * Locations impacted include... Monroe City, Mexico, Perry, Center, Laddonia, Palmyra, Hannibal, New London, Vandalia, Fall Creek, Payson, Bowling Green, Louisiana, Barry, Atlas, Pleasant Hill, Eolia, Pittsfield, Elsberry and Hardin. This includes the following State Parks... Siloam Springs State Park. This includes the following highways... Interstate 72 between exits 4 and 31. Interstate 172 near exit 2. PRECAUTIONARY/PREPAREDNESS ACTIONS... Anyone outdoors should move to shelter inside a well-built structure and stay away from windows. These storms are capable of producing widespread 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. && LAT...LON 3914 9185 3930 9172 3958 9171 3966 9171 3966 9185 3974 9185 3993 9092 3984 9092 3984 9087 3941 9062 3918 9060 3915 9061 TIME...MOT...LOC 1310Z 265DEG 51KT 3974 9177 3958 9174 3941 9174 3923 9189 TORNADO...POSSIBLE THUNDERSTORM DAMAGE THREAT...CONSIDERABLE HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...1.00 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...70 MPH $$ Pfahler