Coastal Waters Forecast for Munising to Grand Marais MI (LSZ250) (Text-Only)
NWS Forecast for: Munising to Grand Marais MI (LSZ250)
Issued by: National Weather Service Marquette, MI
Last Update: 502 PM EDT Tue Jul 7 2026
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Late This Afternoon: Variable wind less than 10 knots. Mostly sunny. Waves calm to 1 foot.

Tonight: Variable wind less than 10 knots. Cloudy. A slight chance of showers and thunderstorms through late evening, then a slight chance of showers by midnight. Waves calm to 1 foot.

Wednesday: Variable wind less than 10 knots. Cloudy. A chance of showers through mid morning, then a chance of showers and a slight chance of thunderstorms by late morning. Waves calm to 1 foot.

Wednesday Night: Variable wind less than 10 knots becoming northeast less than 10 knots after midnight. Cloudy. Showers likely and a slight chance of thunderstorms in the evening, then a chance of showers after midnight. Waves calm to 1 foot.

Thursday: Northwest wind less than 10 knots. Partly cloudy. Waves calm to 1 foot.







Zone Forecast: Munising to Grand Marais MI (LSZ250)

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