Iowa Severe Thunderstorm Warning | Effective 04/17/2026 10:57

Headline: 
Severe Thunderstorm Warning issued April 17 at 12:57PM CDT until April 17 at 1:45PM CDT by NWS Quad Cities IA IL
Event: 
Severe Thunderstorm Warning
Urgency: 
Immediate
Effective: 
April 17, 2026 - 10:57am
Expires: 
April 17, 2026 - 11:45am
Description: 
At 1257 PM CDT, a severe thunderstorm was located over Hopkinton, or 14 miles southeast of Manchester, moving northeast at 35 mph. HAZARD...Ping pong ball size hail and 60 mph wind gusts. SOURCE...Public reported quarter sized hail northeast of Prairieburg. IMPACT...People and animals outdoors will be injured. Expect hail damage to roofs, siding, windows, and vehicles. Expect wind damage to roofs, siding, and trees. Locations impacted include... Dyersville, Monticello, Cascade, Hopkinton, Worthington, Jones County Fairgrounds, and Monticello Municipal Airport.
Instruction: 
A Tornado Watch remains in effect until 800 PM CDT for northeastern and east central Iowa. 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. Prepare immediately for large hail and damaging winds. People outside should move to a shelter, inside a strong building and away from windows.
Area Description: 
Delaware, IA; Dubuque, IA; Jones, IA
Forcast Office: 
NWS Quad Cities IA IL
Sender: 
w-nws.webmaster@noaa.gov