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: 500 AM EDT Mon Jun 15 2026


Early This Morning: Southwest wind 10 to 15 knots. Clear. Waves 1 to 2 feet.

Today: Southwest wind 5 to 15 knots. Mostly sunny. A slight chance of showers by late morning. A slight chance of showers and thunderstorms late. Waves 1 to 2 feet.

Tonight: Southwest wind 5 to 15 knots. Mostly cloudy then becoming partly cloudy by midnight then becoming mostly cloudy. A chance of showers and a slight chance of thunderstorms through late evening, then a slight chance of showers by midnight. Waves 1 to 2 feet.

Tuesday: Northwest wind less than 10 knots veering north in the afternoon. Partly cloudy. A slight chance of showers in the morning, then a chance of showers and a slight chance of thunderstorms in the afternoon. Waves calm to 1 foot.

Tuesday Night: Northwest wind less than 10 knots. Mostly cloudy with a slight chance of rain showers in the evening, then partly cloudy after midnight. Waves calm to 1 foot.







Zone Forecast: Munising to Grand Marais MI (LSZ250)

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