Tracking Atmospheric River in the Northwest U.S. and Clipper with Winter Weather in the Northeast U.S.

A prolonged atmospheric river will continue to bring gusty winds, heavy rainfall which may lead to urban and river flooding with possible landslides, and heavy inter-mountain snow over the Pacific Northwest into the northern Rockies through Thursday. A clipper will cross the Great Lakes and Northeast U.S. into Thursday with areas of moderate to heavy snow and mixed wintry precipitation. Read More >

For More Weather Information:

Marquette, MI Local Forecast Office

5NM NE Grand Marais MI

Marine Point Forecast

[NOTICE]
    • Overnight

      Overnight:NNW wind 20 to 25 kt. A chance of snow showers.   Waves 9 ft subsiding to 6 ft.

      Low: 24 °F

      NNW 25kt
      9ftWaves Subsiding

      Small Craft Advisory
      Small Craft Advisory

    • Thursday

      Thursday:NW wind 15 to 20 kt, with gusts as high as 25 kt. A chance of snow showers, mainly after 5pm.   Waves 6 ft subsiding to 3 ft.

      High: 30 °F

      NW 20kt
      6ftWaves Subsiding

      Small Craft Advisory
      Small Craft Advisory

    • Thursday Night

      Thursday Night:NW wind 10 to 15 kt. A slight chance of snow showers.   Waves 2 to 3 ft.

      Low: 27 °F

      NW 15kt
      2-3ft

    • Friday

      Friday:WNW wind around 10 kt becoming SW in the afternoon. Snow showers likely, mainly after noon.   Waves 1 to 2 ft.

      High: 30 °F

      SW 10kt
      1-2ft

    • Friday Night

      Friday Night:SW wind 15 to 20 kt becoming WNW 25 to 30 kt in the evening. Snow showers.  Widespread freezing spray after 2am.  Waves 1 ft building to 9 ft.

      Low: 19 °F

      ⇑WNW 30kt
      Waves Building9ft

    • Saturday

      Saturday:NW wind around 30 kt. Snow showers.  Widespread freezing spray.  Waves 9 to 10 ft.

      High: 23 °F

      NW 30kt
      9-10ft

    • Saturday Night

      Saturday Night:N wind 25 to 30 kt. Snow showers.  Widespread freezing spray.  Waves 8 to 9 ft.

      Low: 16 °F

      N 30kt
      8-9ft

    • Sunday

      Sunday:N wind 20 to 25 kt decreasing to 15 to 20 kt in the afternoon. Snow showers likely.  Widespread freezing spray before 11am.  Waves 7 ft subsiding to 4 ft.

      High: 22 °F

      N 25kt⇓
      7ftWaves Subsiding

    • Sunday Night

      Sunday Night:W wind 10 to 15 kt becoming SSW 20 to 25 kt after midnight. Snow showers likely.   Waves 2 to 3 ft.

      Low: 16 °F

      ⇑SSW 25kt
      2-3ft


High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 11:12 pm CST Dec 10, 2025
Forecast Valid: 11pm CST Dec 10, 2025-6pm CST Dec 17, 2025

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Detailed Forecast

Overnight
NNW wind 20 to 25 kt. A chance of snow showers. Waves 9 ft subsiding to 6 ft.
Thursday
NW wind 15 to 20 kt, with gusts as high as 25 kt. A chance of snow showers, mainly after 5pm. Waves 6 ft subsiding to 3 ft.
Thursday Night
NW wind 10 to 15 kt. A slight chance of snow showers. Waves 2 to 3 ft.
Friday
WNW wind around 10 kt becoming SW in the afternoon. Snow showers likely, mainly after noon. Waves 1 to 2 ft.
Friday Night
SW wind 15 to 20 kt becoming WNW 25 to 30 kt in the evening. Snow showers. Widespread freezing spray after 2am. Waves 1 ft building to 9 ft.
Saturday
NW wind around 30 kt. Snow showers. Widespread freezing spray. Waves 9 to 10 ft.
Saturday Night
N wind 25 to 30 kt. Snow showers. Widespread freezing spray. Waves 8 to 9 ft.
Sunday
N wind 20 to 25 kt decreasing to 15 to 20 kt in the afternoon. Snow showers likely. Widespread freezing spray before 11am. Waves 7 ft subsiding to 4 ft.
Sunday Night
W wind 10 to 15 kt becoming SSW 20 to 25 kt after midnight. Snow showers likely. Waves 2 to 3 ft.

Note: Wave height forecasts are for ice free areas.


*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: 46.71°N 85.94°W
Last Update: 11:12 pm CST Dec 10, 2025
Forecast Valid: 11pm CST Dec 10, 2025-6pm CST Dec 17, 2025
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