Severe Thunderstorm Warning — Story County, Iowa
A thunderstorm capable of producing damaging winds of 58+ mph and/or 1-inch hail has been detected.
Current Status
⛈️ Active: Severe Thunderstorm Warning
Severe Thunderstorm Warning issued August 12 at 8:38AM CDT until August 12 at 9:00AM CDT by NWS Des Moines IA
At 838 AM CDT, a severe thunderstorm was located over Maxwell, or 11 miles south of Nevada, moving east at 30 mph. HAZARD...60 mph wind gusts. SOURCE...Radar indicated. IMPACT...Expect damage to roofs, siding, and trees. Locations impacted include... Maxwell, Cambridge, and Collins.
Effective August 12, 2026 at 9:38 AM ET · Expires August 12, 2026 at 10:00 AM ET
Event Details
Event Type
Severe Thunderstorm Warning
Severity
severe
Issued By
NWS Des Moines IA
Expires
August 12, 2026 at 10:00 AM ET
Last Checked
1 hour ago
What To Do
📋 Official NWS Guidance
For your protection move to an interior room on the lowest floor of a building.
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Get Severe Thunderstorm Warning Alerts for Story County
StormCast checks the NWS feed continuously and pushes alerts like this directly to your phone — even with the screen off.
Frequently Asked Questions
What does a Severe Thunderstorm Warning mean for Story County, Iowa?
A thunderstorm capable of producing damaging winds of 58+ mph and/or 1-inch hail has been detected.
Is this Severe Thunderstorm Warning currently active?
Yes — this alert is active as of our last check (1 hour ago). It's set to expire August 12, 2026 at 10:00 AM ET.
How do I get notified about Severe Thunderstorm Warning alerts for Story County?
Download StormCast free on Google Play and set Story County, Iowa as one of your monitored locations. StormCast checks the NWS feed continuously and pushes alerts like this directly to your phone — even with the screen off.