Lakeshore Flood Warning Issued for Marquette County: 20-30 Foot Waves Expected

Source: NOAA · Marquette County, Michigan

This alert is no longer in effect.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 Lakeshore Flood Warning is in effect for Marquette County from Sunday night through early Tuesday morning, with significant flooding and massive waves forecast for the area.

Read this weather record in 30 seconds

Record type
Lakeshore Flood Warning
Affected area
Marquette County, Michigan
Issued
April 6, 2026
Issuing authority
NWS Marquette

Flood notices turn on location and timing. Treat the named area as this record's scope; do not assume nearby counties, parishes, or waterways were included.

Record status: historical. It was issued 4 months ago; use the issuing agency's live warning service for current conditions in Marquette County, Michigan.

Alert Details

The National Weather Service in Marquette, MI, has issued a Lakeshore Flood Warning for the region. This alert indicates that significant lakeshore flooding is likely and poses a severe threat to the affected coastline.

Affected Areas

This warning specifically impacts Marquette County in Michigan. Low-lying areas near the lake are at the highest risk for inundation.

What You Should Do

Residents are urged to take necessary actions to protect flood-prone property immediately. If travel is required, allow for significant extra time as numerous roads may be closed. Do not attempt to drive around barricades or through water of unknown depth. The official response recommendation is to avoid the affected shoreline areas.

Expected Conditions

Significant lakeshore flooding is expected, with wave heights reaching between 20 and 30 feet. These conditions will likely result in the inundation of low-lying property, including parking lots, lawns, homes, and businesses near the lake. Additionally, some shoreline erosion is expected to occur due to the intensity of the waves.

Timeline

The Lakeshore Flood Warning is effective from 8:00 PM EDT on Sunday, March 15, 2026. The alert is currently scheduled to expire at 2:00 AM EDT on Tuesday, March 17, 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 Lakeshore Flood Warning is in effect for Marquette County from Sunday night through early Tuesday morning, with significant flooding and massive waves forecast for the area.
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.