Storm Warning Issued for Western Lake Superior; Wind Gusts Up to 50 Knots Expected

Source: NOAA · Western Lake Superior

This alert is no longer in effect.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.

The National Weather Service has issued a Storm Warning for western Lake Superior, warning of hazardous waves and storm-force winds through Wednesday evening.

Read this weather record in 30 seconds

Record type
Storm Warning
Affected area
Western Lake Superior
Issued
April 6, 2026
Issuing authority
NWS Marquette

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 Western Lake Superior.

Alert Details

The National Weather Service (NWS) office in Marquette, MI, has issued a Storm Warning for western Lake Superior. This alert follows a Gale Warning that will be in effect earlier in the day. The NWS has categorized this as a severe meteorological event requiring immediate action by those in the affected area.

Affected Areas

The warning covers Lake Superior west of a line extending from Saxon Harbor, Wisconsin, to Grand Portage, Minnesota, specifically for areas beyond 5 nautical miles from the shore.

What You Should Do

Mariners are advised to remain in port. Those currently at sea should alter course and/or secure their vessels immediately to prepare for severe conditions. Storm-force winds and hazardous waves can capsize or damage vessels and significantly reduce visibility.

Expected Conditions

Conditions are expected to deteriorate in two phases:

  • Gale Warning Phase: East winds of 25 to 35 knots with gusts up to 45 knots and waves up to 3 feet.
  • Storm Warning Phase: East winds increasing to 30 to 40 knots with gusts up to 50 knots. Waves are expected to reach heights of up to 5 feet.

Timeline

  • Gale Warning: In effect from 4:00 PM EST (3:00 PM CST) Tuesday until 10:00 PM EST (9:00 PM CST) Tuesday.
  • Storm Warning: In effect from 10:00 PM EST (9:00 PM CST) Tuesday until 7:00 PM EST (6:00 PM CST) Wednesday.

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?
The National Weather Service has issued a Storm Warning for western Lake Superior, warning of hazardous waves and storm-force winds through Wednesday evening.
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 Western Lake Superior. 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.