Marine Point Forecast 47.92°N 89.17°W (Text-Only)
NWS Forecast for: 21NM E Grand Portage MN
Lake Superior

Issued by: National Weather Service Marquette, MI
Last Update: 4:26 am CDT Jul 12, 2025




Today: NE wind 5 to 10 kt becoming SW in the afternoon. A chance of showers and thunderstorms before noon, then showers likely and possibly a thunderstorm between noon and 3pm, then a chance of showers and thunderstorms after 3pm. Widespread haze between 2pm and 4pm, then Widespread haze after 5pm. Areas of smoke between 4pm and 5pm. Waves 1 ft or less.

Tonight: WSW wind around 10 kt. A chance of showers and thunderstorms, mainly before 7pm. Widespread haze after 8pm. Areas of smoke before 8pm. Waves 1 ft or less.

Sunday: SW wind 10 to 15 kt, with gusts as high as 20 kt. Sunny. Waves 1 ft or less.

Sunday Night: WSW wind 5 to 10 kt, with gusts as high as 20 kt. A slight chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 1am. Waves 1 ft or less.

Monday: Variable winds 5 kt or less. Sunny. Waves 1 ft or less.

Monday Night: Variable winds 5 kt or less. A chance of showers after 1am. Waves 1 ft or less.

Tuesday: E wind 5 to 10 kt becoming NE in the afternoon. Showers likely, with thunderstorms also possible after 1pm. Waves 1 ft or less.

Tuesday Night: Variable winds 5 kt or less. A chance of showers. Waves 1 ft or less.

Wednesday: NE wind 5 to 10 kt. A chance of showers. Waves 1 ft or less.



Marine Point Forecast: 47.92°N 89.17°W
Associated Zone Forecast which includes this point

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