Lake Effect Snow in the Lower Great Lakes; Unsettled Pattern in the Pacific Northwest

Lake-effect snow will continue downwind of Lakes Erie and Ontario through Friday. Lake Effect Snow Warnings have been issued. In the Western U.S., rain and higher elevation snow will continue over the Great Basin through Friday. A front will move over the Pacific Northwest this afternoon and produce light rain and higher elevation snow over the Cascades through Saturday. Read More >

For More Weather Information:

Marquette, MI Local Forecast Office

3NM N Copper Harbor MI

Marine Point Forecast

[NOTICE]
    • Tonight

      Tonight:SSW wind 5 to 15 kt becoming WSW after midnight. Increasing clouds. Waves 1 ft or less.

      Low: 21 °FRising Temperatures

      WSW 15kt
      < 1ft

      Small Craft Advisory
      Small Craft Advisory

    • Friday

      Friday:W wind 10 to 20 kt becoming NW in the afternoon. Partly sunny. Waves 2 to 3 ft.

      High: 32 °F

      W 20kt
      2-3ft

      Small Craft Advisory
      Small Craft Advisory

    • Friday Night

      Friday Night:NW wind 5 to 10 kt becoming SSW after midnight. Mostly cloudy. Waves 1 to 2 ft.

      Low: 23 °F

      NW 10kt
      1-2ft

    • Saturday

      Saturday:Variable winds 5 kt or less. Partly sunny. Waves 1 ft or less.

      High: 33 °F

      Light Wind
      < 1ft

    • Saturday Night

      Saturday Night:S wind 5 to 10 kt becoming NW after midnight. Mostly cloudy. Waves 1 ft or less.

      Low: 29 °F

      W 10kt
      < 1ft

    • Sunday

      Sunday:NW wind 5 to 10 kt becoming WSW in the afternoon. Partly sunny. Waves 1 ft or less.

      High: 34 °F

      NW 10kt
      < 1ft

    • Sunday Night

      Sunday Night:SSW wind 5 to 10 kt. Mostly cloudy. Waves 1 ft or less.

      Low: 28 °F

      SSW 10kt
      < 1ft

    • Washington's Birthday

      Washington's Birthday:S wind 5 to 10 kt becoming WNW in the afternoon. Winds could gust as high as 15 kt. Partly sunny. Waves 1 ft or less.

      High: 36 °F

      W 10kt
      < 1ft

    • Monday Night

      Monday Night:WNW wind 5 to 10 kt becoming E after midnight. Mostly cloudy. Waves around 1 ft.

      Low: 30 °F

      NW 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: 3:17 pm CST Feb 12, 2026
Forecast Valid: 6pm CST Feb 12, 2026-6pm CST Feb 19, 2026

View Nearby Observations

Detailed Forecast

Tonight
SSW wind 5 to 15 kt becoming WSW after midnight. Increasing clouds. Waves 1 ft or less.
Friday
W wind 10 to 20 kt becoming NW in the afternoon. Partly sunny. Waves 2 to 3 ft.
Friday Night
NW wind 5 to 10 kt becoming SSW after midnight. Mostly cloudy. Waves 1 to 2 ft.
Saturday
Variable winds 5 kt or less. Partly sunny. Waves 1 ft or less.
Saturday Night
S wind 5 to 10 kt becoming NW after midnight. Mostly cloudy. Waves 1 ft or less.
Sunday
NW wind 5 to 10 kt becoming WSW in the afternoon. Partly sunny. Waves 1 ft or less.
Sunday Night
SSW wind 5 to 10 kt. Mostly cloudy. Waves 1 ft or less.
Washington's Birthday
S wind 5 to 10 kt becoming WNW in the afternoon. Winds could gust as high as 15 kt. Partly sunny. Waves 1 ft or less.
Monday Night
WNW wind 5 to 10 kt becoming E after midnight. Mostly cloudy. Waves around 1 ft.

*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: 47.5°N 87.89°W
Last Update: 3:17 pm CST Feb 12, 2026
Forecast Valid: 6pm CST Feb 12, 2026-6pm CST Feb 19, 2026
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