Tornado Warning Issued for Clarke, Decatur, Ringgold, Union Counties in Iowa
This alert is no longer in effect.
NOAA issued it on May 29, 2026, 2 months ago. Warnings of this kind stay in effect for hours to a few days, so this page is a historical record of what was issued, not a current warning. For conditions where you are right now, check weather.gov (US), weather.gc.ca (Canada), the Met Office (UK), or the Bureau of Meteorology (Australia).
Areazine synthesizes this NWS weather alert directly from NOAA's official public data feed. See our methodology for full source attribution and refresh cadence.
A Tornado Warning is in effect until 7:45 PM CDT May 18 for parts of south central Iowa after a confirmed tornado was located over Mount Ayr moving northeast at 40 mph.
Read this weather record in 30 seconds
- Record type
- Tornado Warning
- Affected area
- South Central Iowa
- Issued
- May 29, 2026
- Issuing authority
- NWS Des Moines IA
Tornado warnings are short-window notices for the named area. The issuing office is the authority on whether the warning remains active or has been replaced.
Record status: historical. It was issued 2 months ago; use the issuing agency's live warning service for current conditions in South Central Iowa.
Alert Details
A Tornado Warning has been issued by the National Weather Service in Des Moines IA. The alert is effective from May 18 at 7:06 PM CDT until May 18 at 7:45 PM CDT.
Affected Areas
The warning covers Northwestern Decatur County, Southeastern Union County, Northeastern Ringgold County, and Southwestern Clarke County in south central Iowa. Locations impacted include Ellston, Beaconsfield, Sun Valley Lake, Grand River, Mt Ayr Municipal Airport, Tingley, Kellerton, and Interstate 35 between mile markers 15 and 18.
What You Should Do
A tornado is on the ground. Take cover now. Move to a basement or an interior room on the lowest floor of a sturdy building. Avoid windows. If you are outdoors, in a mobile home, or in a vehicle, move to the closest substantial shelter and protect yourself from flying debris.
Expected Conditions
At 7:05 PM CDT, a confirmed tornado was located over Mount Ayr moving northeast at 40 mph. Hazard includes a damaging tornado and quarter size hail.
Timeline
The warning is in effect from May 18 at 7:06 PM CDT until May 18 at 7:45 PM CDT.
Original source: NOAA Official Notice ↗
Related Weather Alerts
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Two Areazine-derived peer sets for this NWS weather alert: nearest notices by body length and by same severity near the same agency date. Peers come from other categories so they are not the same-feed Related list above.
Similar body length
Nearest notices by article body length (1,100 characters here).
Similar severity timing
Same severity (high) notices issued closest in time to May 29, 2026.
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