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: 502 PM EDT Mon Aug 17 2026
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Late This Afternoon: West wind less than 10 knots. Mostly sunny. Waves calm to 1 foot.

Tonight: South wind less than 10 knots increasing to 10 to 15 knots by midnight, then veering southwest late. Mostly clear through midnight, then cloudy with a chance of showers late. Waves building to 1 to 2 feet.

Tuesday: West wind 10 to 15 knots. Partly cloudy. A slight chance of showers and thunderstorms through early afternoon. Waves building to 2 to 3 feet.

Tuesday Night: West wind 5 to 15 knots. Mostly clear. Waves subsiding to 1 to 2 feet.

Wednesday: West wind 10 to 15 knots veering northwest in the afternoon. Mostly sunny. Waves 1 to 2 feet.







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

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