Severe Thunderstorm Warning Issued for Green and Rock Counties in Wisconsin

Source: NOAA · South Central Wisconsin

This alert is no longer in effect.

NOAA issued it on April 6, 2026, 4 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 Severe Thunderstorm Warning is in effect for southeastern Green and western Rock Counties until 9:30 PM CDT, featuring 60 mph wind gusts and quarter-size hail.

Read this weather record in 30 seconds

Record type
Severe Thunderstorm Warning
Affected area
South Central Wisconsin
Issued
April 6, 2026
Issuing authority
NWS Milwaukee/Sullivan

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

Alert Details

The National Weather Service in Milwaukee/Sullivan has issued a Severe Thunderstorm Warning for portions of south central Wisconsin. The warning was issued at 8:26 PM CDT following radar-indicated storm activity.

Affected Areas

The warning covers the following geographic regions:

  • Southeastern Green County in south central Wisconsin
  • Western Rock County in south central Wisconsin

Specific locations impacted include Edgerton, Evansville, Brodhead, Orfordville, Brooklyn, Albany, Footville, Fulton, Magnolia, Cooksville, Juda, Avon, Indianford, and Leyden.

What You Should Do

For your protection, move to an interior room on the lowest floor of a building. Residents should stay away from windows and remain indoors until the threat has passed. Expect potential damage to trees, roofs, and siding due to high winds.

Expected Conditions

At 8:26 PM CDT, a severe thunderstorm was located near Lake Summerset, or 9 miles southeast of Monroe, moving northeast at 45 mph.

Hazards identified include:

  • Wind: Gusts up to 60 mph.
  • Hail: Quarter-size hail (1.00 inch).

Radar indicates that hail damage to vehicles is expected, along with wind damage to structures and vegetation.

Timeline

The alert is effective immediately as of 8:26 PM CDT and is scheduled to expire at 9:30 PM CDT on March 10, 2026.

Original source: NOAA Official Notice ↗

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Frequently Asked Questions

Common questions about this NWS weather alert.

What is this NWS weather alert about?
A Severe Thunderstorm Warning is in effect for southeastern Green and western Rock Counties until 9:30 PM CDT, featuring 60 mph wind gusts and quarter-size hail.
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.