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Marquette, MI Local Forecast Office

7NM SW Copper Harbor MI

Marine Point Forecast

[NOTICE]
    • This Afternoon

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

      High: 79 °F

      Light Wind
      < 1ft

    • Tonight

      Tonight:Variable winds 5 kt or less. Mostly clear. Waves 1 ft or less.

      Low: 69 °F

      Light Wind
      < 1ft

    • Sunday

      Sunday:SW wind 5 to 10 kt. A slight chance of showers and thunderstorms between 10am and 11am.   Waves 1 ft or less.

      High: 93 °F

      SW 10kt
      < 1ft

    • Sunday Night

      Sunday Night:SSW wind 5 to 10 kt becoming W after midnight. Winds could gust as high as 15 kt. Partly cloudy. Waves 1 ft or less.

      Low: 73 °F

      WSW 10kt
      < 1ft

    • Monday

      Monday:W wind around 10 kt. Sunny. Waves 1 ft or less.

      High: 96 °F

      W 10kt
      < 1ft

    • Monday Night

      Monday Night:WSW wind around 10 kt, with gusts as high as 25 kt. Mostly clear. Waves 1 ft or less.

      Low: 75 °F

      WSW 10kt
      < 1ft

    • Tuesday

      Tuesday:W wind around 10 kt, with gusts as high as 20 kt. Sunny. Waves 1 ft or less.

      High: 92 °F

      W 10kt
      < 1ft

    • Tuesday Night

      Tuesday Night:Variable winds 5 kt or less. Mostly clear. Waves 1 ft or less.

      Low: 64 °F

      Light Wind
      < 1ft

    • Wednesday

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

      High: 79 °F

      Light Wind
      < 1ft


High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 2:39 pm CDT Jul 11, 2026
Forecast Valid: 5pm CDT Jul 11, 2026-6pm CDT Jul 18, 2026

View Nearby Observations

Detailed Forecast

This Afternoon
Variable winds 5 kt or less. Sunny. Waves 1 ft or less.
Tonight
Variable winds 5 kt or less. Mostly clear. Waves 1 ft or less.
Sunday
SW wind 5 to 10 kt. A slight chance of showers and thunderstorms between 10am and 11am. Waves 1 ft or less.
Sunday Night
SSW wind 5 to 10 kt becoming W after midnight. Winds could gust as high as 15 kt. Partly cloudy. Waves 1 ft or less.
Monday
W wind around 10 kt. Sunny. Waves 1 ft or less.
Monday Night
WSW wind around 10 kt, with gusts as high as 25 kt. Mostly clear. Waves 1 ft or less.
Tuesday
W wind around 10 kt, with gusts as high as 20 kt. Sunny. Waves 1 ft or less.
Tuesday Night
Variable winds 5 kt or less. Mostly clear. Waves 1 ft or less.
Wednesday
Variable winds 5 kt or less. 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: 47.38°N 87.99°W
Last Update: 2:39 pm CDT Jul 11, 2026
Forecast Valid: 5pm CDT Jul 11, 2026-6pm CDT Jul 18, 2026
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