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Marquette, MI Local Forecast Office

9NM SE Copper Harbor MI

Marine Point Forecast

[NOTICE]

Overnight
Low: 59 °F
WSW 15kt
< 1ft
Sunday
High: 73 °F
WSW 10kt
1ft
Sunday Night
Low: 60 °F
WSW 10kt
< 1ft
Monday
High: 71 °F
Light Wind
< 1ft
Monday Night
Low: 58 °F
Light Wind
< 1ft
Tuesday
High: 69 °F
Light Wind
< 1ft
Tuesday Night
Low: 54 °F
Light Wind
< 1ft
Wednesday
High: 63 °F
NNE 10kt
< 1ft
Wednesday Night
Low: 53 °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: 9:43 pm CDT Jul 12, 2025
Forecast Valid: 11pm CDT Jul 12, 2025-6pm CDT Jul 19, 2025

View Nearby Observations

Detailed Forecast

Overnight

WSW wind 10 to 15 kt. Areas of smoke. Waves 1 ft or less.

Sunday

WSW wind around 10 kt becoming SSW in the afternoon. Winds could gust as high as 15 kt. Areas of smoke. Waves around 1 ft.

Sunday Night

SSW wind 5 to 10 kt becoming WSW after midnight. A slight chance of showers and thunderstorms before 1am. Areas of smoke. Waves 1 ft or less.

Monday

Variable winds 5 kt or less. Areas of smoke before 8am. Waves 1 ft or less.

Monday Night

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

Tuesday

Variable winds 5 kt or less. A chance of showers and thunderstorms before 10am, then a chance of showers between 10am and 1pm, then a chance of showers and thunderstorms after 1pm. Waves 1 ft or less.

Tuesday Night

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

Wednesday

NNE wind 5 to 10 kt. A chance of showers. Waves 1 ft or less.

Wednesday 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.