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: 2:10 am CDT Jul 13, 2025
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  • Sunday

    Sunday: SSW wind 10 to 15 kt, with gusts as high as 20 kt. A slight chance of showers after 5pm.  Widespread haze.  Waves 1 ft or less.

    High: 71 °F

    Slight Chance Showers

  • Sunday
    Night

    Sunday Night: WSW wind 5 to 15 kt. A chance of showers and thunderstorms, mainly before 9pm.  Widespread haze before 11pm.  Waves 1 ft or less.

    Low: 57 °F

    Chance Showers

  • Monday

    Monday: Variable winds 5 kt or less. Areas of smoke.  Waves 1 ft or less.

    High: 78 °F

    Areas Smoke

  • Monday
    Night

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

    Low: 57 °F

    Chance Showers

  • Tuesday

    Tuesday: Variable winds 5 kt or less. A chance of showers and thunderstorms before 10am, then a chance of showers between 10am and 1pm, then showers likely and possibly a thunderstorm after 1pm.   Waves 1 ft or less.

    High: 74 °F

    Showers Likely

  • Tuesday
    Night

    Tuesday Night: NNE wind 5 to 10 kt. Showers likely and possibly a thunderstorm.   Waves 1 ft or less.

    Low: 56 °F

    Showers Likely

  • Wednesday

    Wednesday: NNE wind around 10 kt, with gusts as high as 20 kt. A chance of showers.   Waves 1 ft or less.

    High: 70 °F

    Chance Showers

  • Wednesday
    Night

    Wednesday Night: NE wind 5 to 10 kt becoming N after midnight. A chance of showers.   Waves 1 ft or less.

    Low: 55 °F

    Chance Showers

  • Thursday

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

    High: 72 °F

    Sunny



  • Sunday: SSW wind 10 to 15 kt, with gusts as high as 20 kt. A slight chance of showers after 5pm. Widespread haze. Waves 1 ft or less.

    Sunday Night: WSW wind 5 to 15 kt. A chance of showers and thunderstorms, mainly before 9pm. Widespread haze before 11pm. Waves 1 ft or less.

    Monday: Variable winds 5 kt or less. Areas of smoke. Waves 1 ft or less.

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

    Tuesday: Variable winds 5 kt or less. A chance of showers and thunderstorms before 10am, then a chance of showers between 10am and 1pm, then showers likely and possibly a thunderstorm after 1pm. Waves 1 ft or less.

    Tuesday Night: NNE wind 5 to 10 kt. Showers likely and possibly a thunderstorm. Waves 1 ft or less.

    Wednesday: NNE wind around 10 kt, with gusts as high as 20 kt. A chance of showers. Waves 1 ft or less.

    Wednesday Night: NE wind 5 to 10 kt becoming N after midnight. A chance of showers. Waves 1 ft or less.

    Thursday: Variable winds 5 kt or less. Sunny. 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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