Iowa Severe Thunderstorm Warning | Effective 04/23/2026 17:59

Headline: 
Severe Thunderstorm Warning issued April 23 at 7:59PM CDT until April 23 at 9:00PM CDT by NWS Des Moines IA
Event: 
Severe Thunderstorm Warning
Urgency: 
Immediate
Effective: 
April 23, 2026 - 5:59pm
Expires: 
April 23, 2026 - 7:00pm
Description: 
SVRDMX The National Weather Service in Des Moines has issued a * Severe Thunderstorm Warning for... Western Decatur County in south central Iowa... Southern Madison County in south central Iowa... Union County in south central Iowa... Ringgold County in south central Iowa... Southeastern Taylor County in southwestern Iowa... Clarke County in south central Iowa... Southwestern Warren County in south central Iowa... * Until 900 PM CDT. * At 758 PM CDT, severe thunderstorms were located along a line extending from Truro to Arispe to near Redding, moving east at 25 mph. HAZARD...60 mph wind gusts and penny size hail. SOURCE...Radar indicated. IMPACT...Expect damage to roofs, siding, and trees. * Locations impacted include... Osceola, Mount Ayr, Lamoni, Sun Valley Lake, Lakeside Casino, Afton, Murray, New Virginia, Clearfield, Lorimor, Diagonal, Kellerton, Grand River, Van Wert, Decatur, Blockton, Tingley, Weldon, Arispe, and Redding. This includes Interstate 35 between mile markers 1 and 5, and between mile markers 11 and 44.
Instruction: 
Remain alert for a possible tornado! Tornadoes can develop quickly from severe thunderstorms. If you spot a tornado go at once into the basement or small central room in a sturdy structure. For your protection move to an interior room on the lowest floor of a building.
Area Description: 
Clarke, IA; Decatur, IA; Madison, IA; Ringgold, IA; Taylor, IA; Union, IA; Warren, IA
Forcast Office: 
NWS Des Moines IA