Iowa Severe Thunderstorm Warning Severe | Effective 04-17-2026 15:12

Headline: 
Severe Thunderstorm Warning issued April 17 at 5:12PM CDT until April 17 at 6:15PM CDT by NWS Quad Cities IA IL
Event: 
Severe Thunderstorm Warning
Urgency: 
Immediate
Effective: 
April 17, 2026 - 3:12pm
Expires: 
April 17, 2026 - 4:15pm
Description: 
SVRDVN The National Weather Service in the Quad Cities has issued a * Severe Thunderstorm Warning for... Northwestern Louisa County in southeastern Iowa... Southern Cedar County in east central Iowa... Southeastern Johnson County in east central Iowa... Eastern Washington County in southeastern Iowa... Muscatine County in east central Iowa... * Until 615 PM CDT. * At 511 PM CDT, severe thunderstorms were located along a line extending from near Riverside to near Noble, moving east at 50 mph. THESE ARE DESTRUCTIVE STORMS FOR Lone Tree Iowa to Wilton Iowa. HAZARD...90 mph wind gusts and quarter size hail. SOURCE...Radar indicated. IMPACT...You are in a life-threatening situation. Flying debris may be deadly to those caught without shelter. Mobile homes will be heavily damaged or destroyed. Homes and businesses will have substantial roof and window damage. Expect extensive tree damage and power outages. * Locations impacted include... Iowa City, Muscatine, Washington, Tipton, West Branch, Columbus Junction, Durant, West Liberty, Wilton, Kalona, Lone Tree, Riverside, Fruitland, Hills, Ainsworth, Grandview, Conesville, Bennett, Columbus City, and Letts. This includes Interstate 80 in Iowa between mile markers 253 and 278.
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 sturdy building. A Tornado Watch remains in effect until 800 PM CDT for northwestern Illinois...and southeastern and east central Iowa.
SNM:TORMENTA DE VIENTO DESTRUCTIVA en esta area hasta 615 PM CDT. Tome refugio ahora
Servicio Nacional de Meteorologia: AVISO DE TORMENTA SEVERA en efecto para esta area hasta las 6:15 PM CDT por vientos DESTRUCTIVOS de 90 mph. Tome refugio en un edificio, alejado de las ventanas. Escombros arrastrados por el viento podrian ser mortales para aquellos que se encuentran sin refugio.
Area Description: 
Cedar, IA; Johnson, IA; Louisa, IA; Muscatine, IA; Washington, IA
Forcast Office: 
NWS Quad Cities IA IL