Flood Warning Issued for Marquette, Michigan and Affected Rivers

Source: NOAA · Marquette County, Michigan

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A Flood Warning is in effect for several rivers in Michigan, including the Chocolay River near Harvey in Marquette County, due to heavy rain and snowmelt causing minor flooding.

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

This notice was issued by NOAA on April 16, 2026 and geographically references Marquette County, Michigan. 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.

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Alert Details

The Flood Warning has been issued by NWS Marquette MI. It is effective from April 14, 2026, at 11:59 AM EDT until April 16, 2026, at 8:00 PM EDT.

Affected Areas

The warning affects Marquette, MI, specifically the Chocolay River near Harvey in Marquette County. It also includes the Sturgeon River near Chassell and Alston in Baraga and Houghton Counties, the Paint River at Crystal Falls in Iron County, and the Sturgeon River near Nahma Junction in Delta County.

What You Should Do

Turn around and do not drive through flooded roads, as most flood deaths occur in vehicles. Additional information is available at www.weather.gov/marquette.

Expected Conditions

Minor flooding is occurring and forecast for the affected rivers. For the Chocolay River near Harvey, at 9.0 feet, water begins to inundate parking lots and low-lying areas; at 10.0 feet, the parking lot at the M-28 bridge and fishing pier are submerged; at 11.5 feet, the fishing pier and roads may be underwater with extensive flooding of homes; at 12.0 feet, homes along Riverside Road and Timber Lane will be inundated. The river stage at 6:00 AM EDT Tuesday was 10.2 feet, expected to crest at 10.4 feet this evening and fall below flood stage tomorrow evening. Flood stage is 10.0 feet.

Timeline

The alert is effective from April 14, 2026, at 11:59 AM EDT, expires on April 15, 2026, at 4:00 AM EDT, and ends on April 16, 2026, at 8:00 PM EDT. The next statement will be issued late tonight at 4:00 AM EDT.

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 is in effect for several rivers in Michigan, including the Chocolay River near Harvey in Marquette County, due to heavy rain and snowmelt causing minor flooding.
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 Marquette County, Michigan. 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.