For More Weather Information:

Marquette, MI Local Forecast Office

8NM SSE Copper Harbor MI

Marine Point Forecast

[NOTICE]

Tonight
Low: 56 °F
Light Wind
1ft
Saturday
High: 70 °F
Light Wind
< 1ft
Saturday Night
Low: 59 °F
Light Wind
< 1ft
Sunday
High: 74 °F
WSW 10kt
< 1ft
Sunday Night
Low: 60 °F
SW 10kt
< 1ft
Monday
High: 70 °F
Light Wind
< 1ft
Monday Night
Low: 56 °F
Light Wind
< 1ft
Tuesday
High: 69 °F
SE 10kt
< 1ft
Tuesday Night
Low: 55 °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: 6:11 pm CDT Jul 11, 2025
Forecast Valid: 9pm CDT Jul 11, 2025-6pm CDT Jul 18, 2025

View Nearby Observations

Detailed Forecast

Tonight

Variable winds 5 kt or less. Mostly cloudy. Waves around 1 ft.

Saturday

Variable winds 5 kt or less. A chance of showers, with thunderstorms also possible after 1pm. Areas of smoke after 5pm. Waves 1 ft or less.

Saturday Night

Variable winds 5 kt or less. Areas of smoke before 7pm. Waves 1 ft or less.

Sunday

WSW wind around 10 kt, with gusts as high as 15 kt. Sunny. Waves 1 ft or less.

Sunday Night

SSW wind around 10 kt becoming WSW after midnight. A slight chance of showers before 1am, then a slight chance of showers and thunderstorms between 1am and 4am, then a slight chance of showers after 4am. Waves 1 ft or less.

Monday

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

Monday Night

Variable winds 5 kt or less. Partly cloudy. Waves 1 ft or less.

Tuesday

SE wind 5 to 10 kt. A chance of showers and thunderstorms. Waves 1 ft or less.

Tuesday Night

Variable winds 5 kt or less. A chance of showers. Waves 1 ft or less.

*Notices:

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.
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.