Iowa Severe Thunderstorm Warning | Effective 04/17/2026 11:39

Headline: 
Severe Thunderstorm Warning issued April 17 at 1:39PM CDT until April 17 at 2:00PM CDT by NWS Quad Cities IA IL
Event: 
Severe Thunderstorm Warning
Urgency: 
Immediate
Effective: 
April 17, 2026 - 11:39am
Expires: 
April 17, 2026 - 12:00pm
Description: 
At 139 PM CDT, severe thunderstorms were located along a line extending from near Temple Hill to near Olin, moving east at 50 mph. HAZARD...60 mph wind gusts and quarter size hail. SOURCE...Radar indicated. IMPACT...Hail damage to vehicles is expected. Expect wind damage to roofs, siding, and trees. Locations impacted include... Maquoketa, Anamosa, Mechanicsville, Stanwood, Olin, Wyoming, Oxford Junction, Lost Nation, Onslow, Monmouth, Morley, Center Junction, Nashville, Langworthy, Canton, Baldwin, Emeline, South Gary Owen, Garry Owen, and Maquoketa Caves State Park.
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.
Area Description: 
Cedar, IA; Clinton, IA; Jackson, IA; Jones, IA
Forcast Office: 
NWS Quad Cities IA IL
Sender: 
w-nws.webmaster@noaa.gov