Last Update: 502 PM EDT Sat Aug 15 2026

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Marquette, MI Local Forecast Office

6NM SSE Thompson MI

Marine Zone Forecast

Late This Afternoon
East wind less than 10 knots. Mostly sunny. Waves calm to 1 foot.
Tonight
East wind less than 10 knots veering southwest late. Mostly cloudy. A slight chance of showers and thunderstorms by midnight. A chance of showers and a slight chance of thunderstorms late. Waves building to 1 to 2 feet.
Sunday
Southwest wind less than 10 knots veering northwest 10 to 15 knots by late morning, then veering north 10 to 20 knots late. Partly cloudy. A chance of showers and a slight chance of thunderstorms through mid morning, then a chance of showers by late morning. Waves calm to 1 foot.
Sunday Night
Northwest wind 5 to 15 knots. Gusts up to 24 knots in the evening. Mostly clear. Waves 1 to 2 feet.
Monday
Northwest wind less than 10 knots backing southwest 10 to 15 knots in the afternoon. Mostly sunny. Waves calm to 1 foot.



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502 PM EDT Sat Aug 15 2026
 
 

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