Flood Warning Issued for Dickinson, Iron Counties in Michigan and Florence in Wisconsin

Source: NOAA · Upper Peninsula of Michigan and Northern Wisconsin

If you are in immediate danger, call emergency services now.

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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 Flood Warning has been issued by NWS Green Bay WI for areas along the Menominee River, affecting Dickinson and Iron counties in Michigan and Florence in Wisconsin, with minor flooding expected from Monday morning.

What this NWS weather alert tells you, and what most readers miss

This notice was issued by NOAA on April 12, 2026 and geographically references Upper Peninsula of Michigan and Northern Wisconsin. Its severity classification of "high" signals how the issuing agency weighs the risk of harm if no action is taken - "critical" and "high" tier alerts typically carry direct consumer actions, while "medium" and "low" tend toward informational guidance or monitoring advisories. The category it belongs to - Weather Alerts - determines the warning protocol behind it, which shapes what protective action (seeking shelter, following evacuation orders if issued, monitoring official updates) is recommended and which agency holds authority to issue or cancel it.

Most readers skim a notice like this, check whether they are personally affected, and move on. The more useful lens is to read it as a data point about the issuing system: how quickly NOAA detected the hazard, how precise the geographic or product-identifier scope is, and whether similar notices have clustered in the same category or region in the last 90 days. Cluster patterns frequently precede a broader regulatory action, a single localized NWS weather alert is isolated; three of them within a quarter often indicate a supply-chain, infrastructure, or seasonal driver that will keep producing notices until something structural changes.

For decision-making, Areazine pairs each alert with the original agency URL, the full agency name, and a timestamp so you can verify the notice against the primary source before acting on it. Tags on this item (weather, alert, Flood Warning, Michigan Wisconsin) map to related alerts in the same area of risk - browsing them together gives a clearer picture than any single notice alone, because the shape of an ongoing issue only becomes visible across multiple sequential alerts.

Alert Details

The National Weather Service in Green Bay WI has issued a Flood Warning. This alert is effective from April 12, 2026, at 3:02 PM CDT, with onset on April 13, 2026, at 7:00 AM CDT.

Affected Areas

The warning affects Dickinson and Iron counties in Michigan, and Florence in Wisconsin, specifically along the Menominee River near Florence.

What You Should Do

Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Motorists should not attempt to drive around barricades or drive cars through flooded areas.

Expected Conditions

Minor flooding is forecast for the Menominee River near Florence. The river stage is currently at 7.5 feet, with bankfull stage at 8.5 feet and flood stage at 9.0 feet. It is expected to rise above flood stage on Monday morning, cresting at 10.7 feet early Wednesday morning. At 10.0 feet, floodwaters will reach a few homes and cottages along Runbers Road.

Timeline

The alert is effective from April 13, 2026, at 7:00 AM CDT until further notice.

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 Flood Warning has been issued by NWS Green Bay WI for areas along the Menominee River, affecting Dickinson and Iron counties in Michigan and Florence in Wisconsin, with minor flooding expected from Monday morning.
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 Upper Peninsula of Michigan and Northern 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.