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 Sat Jul 18 2026
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Late This Afternoon: Northwest wind 15 to 20 knots. Partly cloudy. Areas of smoke. Waves 3 to 5 feet occasionally to 7 feet.

Tonight: Northwest wind 10 to 20 knots veering north less than 10 knots with gusts up to 21 knots by midnight, then becoming variable late. Partly cloudy. Smoke through the night. Waves subsiding to 1 to 2 feet.

Sunday: Variable wind less than 10 knots. Partly cloudy. Patchy smoke through the day. Waves 1 to 2 feet.

Sunday Night: South wind 5 to 15 knots. Partly cloudy with a slight chance of showers in the evening, then mostly cloudy with showers likely and a slight chance of thunderstorms after midnight. Patchy smoke through the night. Waves building to 1 to 2 feet.

Monday: South wind 10 to 20 knots. Showers likely and a slight chance of thunderstorms in the morning, then showers and a chance of thunderstorms in the afternoon. Waves building to 2 to 3 feet.







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

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