Severe Thunderstorm Warning Issued for Northwestern Iowa County, WI

Source: NOAA · South Central Wisconsin

This alert is no longer in effect.

NOAA issued it on August 26, 2026, 4 days 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 Milwaukee/Sullivan has issued a Severe Thunderstorm Warning for northwestern Iowa County in south central Wisconsin until 3:15 AM CDT August 26.

Read this weather record in 30 seconds

Record type
Severe Thunderstorm Warning
Affected area
South Central Wisconsin
Issued
August 26, 2026
Issuing authority
NWS Milwaukee/Sullivan WI

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 4 days ago; use the issuing agency's live warning service for current conditions in South Central Wisconsin.

Alert Details

A Severe Thunderstorm Warning was issued by the National Weather Service in Milwaukee/Sullivan WI at 2:28 AM CDT on August 26, 2026. The alert is effective immediately until 3:15 AM CDT on August 26, 2026.

Affected Areas

The warning covers northwestern Iowa County in south central Wisconsin. Locations impacted include Highland, Avoca, Orion, Cobb, Clyde, and Blackhawk Lake Rec Area. The storm was located over Muscoda, or 10 miles south of Richland Center, moving southeast at 30 mph.

What You Should Do

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

Expected Conditions

At 2:27 AM CDT, radar indicated a severe thunderstorm with quarter size hail and wind gusts up to 50 mph. Damage to vehicles is expected.

Timeline

The warning is in effect from 2:28 AM CDT until 3:15 AM CDT on August 26, 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 Milwaukee/Sullivan has issued a Severe Thunderstorm Warning for northwestern Iowa County in south central Wisconsin until 3:15 AM CDT August 26.
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 South Central Wisconsin. 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.