For More Weather Information:

Copper Harbor MI

[NOTICE]

High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Last Update: 1:25 am CDT Jul 19, 2025
Forecast Valid: 3am CDT Jul 19, 2025-6pm CDT Jul 25, 2025

Saturday

Variable winds 5 kt or less. A chance of showers, mainly before 9am. Patchy fog before 10am. Waves 1 ft or less.

Saturday Night

W wind 5 to 10 kt. Areas of smoke after 4am. Waves 1 ft or less.

Sunday

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

Sunday Night

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

Monday

Variable winds 5 kt or less. Mostly sunny. Waves 1 ft or less.

Monday Night

SSE wind 5 to 10 kt. Mostly cloudy. Waves 1 ft or less.

Tuesday

S wind around 10 kt. A chance of showers, with thunderstorms also possible after 1pm. Waves 1 ft or less.

Tuesday Night

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

Wednesday

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.