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Marquette, MI Local Forecast Office

21NM E Grand Portage MN

Marine Point Forecast

[NOTICE]
    • Today

      Today:N wind 10 to 15 kt, with gusts as high as 20 kt. Partly sunny. Waves 1 ft or less.

      High: 1 °F

      N 15kt
      < 1ft

    • Tonight

      Tonight:NW wind around 10 kt, with gusts as high as 20 kt. Mostly cloudy. Waves 1 ft or less.

      Low: -6 °F

      NW 10kt
      < 1ft

    • Monday

      Monday:WNW wind 10 to 15 kt becoming SW 15 to 20 kt in the afternoon. Winds could gust as high as 30 kt. Patchy blowing snow and a chance of snow showers after noon.   Waves 1 ft or less.

      High: 12 °F

      ⇑SW 20kt
      < 1ft

    • Monday Night

      Monday Night:WSW wind 15 to 20 kt becoming NNW after midnight. Winds could gust as high as 30 kt. Patchy blowing snow and a chance of snow showers before midnight, then a slight chance of snow showers after midnight.   Waves 1 ft or less.

      Low: 0 °F

      WSW 20kt
      < 1ft

    • Tuesday

      Tuesday:NNW wind 10 to 15 kt, with gusts as high as 25 kt. Mostly sunny. Waves 1 ft or less.

      High: 9 °F

      NNW 15kt
      < 1ft

    • Tuesday Night

      Tuesday Night:NW wind around 10 kt, with gusts as high as 20 kt. Mostly cloudy. Waves 1 ft or less.

      Low: -1 °F

      NW 10kt
      < 1ft

    • Wednesday

      Wednesday:NNW wind around 10 kt, with gusts as high as 15 kt. Mostly cloudy. Waves 1 ft or less.

      High: 5 °F

      NNW 10kt
      < 1ft

    • Wednesday Night

      Wednesday Night:N wind around 10 kt, with gusts as high as 20 kt. Mostly cloudy. Waves 1 ft or less.

      Low: -2 °F

      N 10kt
      < 1ft

    • Thursday

      Thursday:N wind around 10 kt, with gusts as high as 20 kt. Partly sunny. Waves 1 ft or less.

      High: 7 °F

      N 10kt
      < 1ft


High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 6:07 am CST Jan 25, 2026
Forecast Valid: 7am CST Jan 25, 2026-6pm CST Jan 31, 2026

View Nearby Observations

Detailed Forecast

Today
N wind 10 to 15 kt, with gusts as high as 20 kt. Partly sunny. Waves 1 ft or less.
Tonight
NW wind around 10 kt, with gusts as high as 20 kt. Mostly cloudy. Waves 1 ft or less.
Monday
WNW wind 10 to 15 kt becoming SW 15 to 20 kt in the afternoon. Winds could gust as high as 30 kt. Patchy blowing snow and a chance of snow showers after noon. Waves 1 ft or less.
Monday Night
WSW wind 15 to 20 kt becoming NNW after midnight. Winds could gust as high as 30 kt. Patchy blowing snow and a chance of snow showers before midnight, then a slight chance of snow showers after midnight. Waves 1 ft or less.
Tuesday
NNW wind 10 to 15 kt, with gusts as high as 25 kt. Mostly sunny. Waves 1 ft or less.
Tuesday Night
NW wind around 10 kt, with gusts as high as 20 kt. Mostly cloudy. Waves 1 ft or less.
Wednesday
NNW wind around 10 kt, with gusts as high as 15 kt. Mostly cloudy. Waves 1 ft or less.
Wednesday Night
N wind around 10 kt, with gusts as high as 20 kt. Mostly cloudy. Waves 1 ft or less.
Thursday
N wind around 10 kt, with gusts as high as 20 kt. Partly sunny. Waves 1 ft or less.

*Notices:

  1. This forecast is for a single location. For safety concerns, mariners should be aware of the weather over a larger area. Forecast information for a larger area can be found within the zone forecast and the NDFD graphics.
  2. The forecast conditions at a particular point may not exceed the criteria of a Small Craft Advisory, Gale, Storm etc. These watches/warnings/advisories are issued for the entire zone in which the point resides and mariners should act accordingly.
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ABOUT THIS FORECAST

Point Forecast: 47.92°N 89.17°W
Last Update: 6:07 am CST Jan 25, 2026
Forecast Valid: 7am CST Jan 25, 2026-6pm CST Jan 31, 2026
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