Severe Thunderstorm Warning Issued for Adair, Adams, Cass Counties in Iowa

Source: NOAA · Southwestern Iowa

This alert is no longer in effect.

NOAA issued it on May 27, 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.

NWS Des Moines has issued a Severe Thunderstorm Warning for parts of southwestern Iowa until 6:15 PM CDT on May 16.

Read this weather record in 30 seconds

Record type
Severe Thunderstorm Warning
Affected area
Southwestern Iowa
Issued
May 27, 2026
Issuing authority
NWS Des Moines IA

Storm notices can cover different combinations of wind, hail, lightning, and rainfall. Use the original notice for the hazards and boundaries attached to this specific record.

Record status: historical. It was issued 2 months ago; use the issuing agency's live warning service for current conditions in Southwestern Iowa.

Alert Details

A Severe Thunderstorm Warning was issued by the National Weather Service in Des Moines IA on May 16 at 5:34 PM CDT. The alert is effective from 5:34 PM CDT until 6:15 PM CDT.

Affected Areas

The warning covers Southeastern Cass County, Western Adams County, and Southwestern Adair County in southwestern Iowa. Locations impacted include Corning, Lake Icaria, Carbon, Lake Icaria State Park, and Corning Municipal Airport.

What You Should Do

For protection, move to an interior room on the lowest floor of a building.

Expected Conditions

At 5:34 PM CDT, a severe thunderstorm was located over Nodaway, or 7 miles west of Corning, moving north at 25 mph. Hazards include ping pong ball size hail (1.50 inches) and 60 mph wind gusts.

Timeline

The warning is in effect until 6:15 PM CDT on May 16, 2026.

Original source: NOAA Official Notice ↗

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Nationwide notices with similar length or severity timing 8

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.

Frequently Asked Questions

Common questions about this NWS weather alert.

What is this NWS weather alert about?
NWS Des Moines has issued a Severe Thunderstorm Warning for parts of southwestern Iowa until 6:15 PM CDT on May 16.
Which agency issued this alert?
This alert was issued by NOAA. The original notice is available at the source link at the bottom of this article.
How severe is this alert?
This alert is classified as "high" severity. Take precautions and monitor for updates.
What area is affected?
This alert affects Southwestern Iowa. Check with NOAA for the most current geographic scope.
Where can I find more Weather Alerts updates?
Browse the full Weather Alerts feed on Areazine at areazine.com/weather/ for the latest updates from NOAA and other agencies.