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 Fri Aug 14 2026
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Late This Afternoon: Northwest wind less than 10 knots. Partly cloudy. Waves calm to 1 foot.

Tonight: Northwest wind less than 10 knots through late evening becoming variable. Mostly cloudy then becoming partly cloudy by midnight then becoming mostly cloudy. Waves calm to 1 foot.

Saturday: East wind 5 to 15 knots. Partly cloudy. Waves building to 1 to 2 feet.

Saturday Night: Southeast wind 5 to 15 knots. Cloudy. A chance of showers in the evening, then showers likely and a slight chance of thunderstorms after midnight. Waves 1 to 2 feet.

Sunday: West wind 10 to 20 knots veering northwest 15 to 20 knots in the afternoon. Mostly cloudy. A slight chance of showers in the morning. Waves building to 3 to 5 feet occasionally to 7 feet.







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

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