Coastal Waters Forecast for Grand Marais to Whitefish Point MI (LSZ251) (Text-Only)
NWS Forecast for: Grand Marais to Whitefish Point MI (LSZ251)
Issued by: National Weather Service Marquette, MI
Last Update: 501 PM EDT Wed Aug 26 2026
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Late This Afternoon: West wind 10 to 15 knots. Mostly cloudy with a slight chance of showers. Waves calm to 1 foot building to 1 to 2 feet.

Tonight: West wind 10 to 15 knots veering northwest 15 to 20 knots late. Cloudy. A slight chance of showers through midnight. Patchy fog through the night. Waves building to 3 to 5 feet occasionally to 7 feet.

Thursday: Northwest wind 15 to 20 knots. Mostly cloudy through mid morning then clearing. Patchy fog through mid morning. Waves building to 3 to 6 feet occasionally to 8 feet, then subsiding to 2 to 4 feet.

Thursday Night: Northwest wind 10 to 15 knots diminishing to less than 10 knots after midnight. Mostly clear. Waves subsiding to 1 to 2 feet.

Friday: Northwest wind less than 10 knots. Sunny. Waves 1 to 2 feet.







Zone Forecast: Grand Marais to Whitefish Point MI (LSZ251)

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