Tracking Two Storms Impacting the Northern U.S. Through Thanksgiving and into This Weekend

Heavy lake effect snow, gusty winds, and localized blizzard conditions will persist through Thanksgiving near and downwind of the Great Lakes. Rain and mountain snow are forecast for the Pacific Northwest. Confidence is increasing for another winter storm to develop over the northern and central Rockies Friday and track across the central Plains through the Midwest and Great Lakes this weekend. Read More >

Hazardous Weather Conditions

For More Weather Information:

Marquette, MI Local Forecast Office

3NM N Copper Harbor MI

Marine Point Forecast

[NOTICE]

Friday
High: 29 °F
NNW 20kt
7ft

Small Craft Advisory
Friday Night
Low: 26 °F
NW 15kt
1-3ft
Saturday
High: 30 °F
Light Wind
< 1ft
Saturday Night
Low: 29 °F
⇑NE 20kt
4ft
Sunday
High: 28 °F
NW 25kt
5-7ft
Sunday Night
Low: 20 °F
NW 20kt
4-6ft
Monday
High: 25 °F
WSW 20kt
3-4ft
Monday Night
Low: 21 °F
SW 15kt
3ft
Tuesday
High: 28 °F
WSW 15kt
1-3ft

High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 3:37 am CST Nov 28, 2025
Forecast Valid: 4am CST Nov 28, 2025-6pm CST Dec 4, 2025

View Nearby Observations

Detailed Forecast

Friday

NNW wind 15 to 20 kt, with gusts as high as 30 kt. A chance of snow showers, mainly before noon. Waves 7 ft subsiding to 4 ft.

Friday Night

NW wind 5 to 15 kt. A chance of snow showers, mainly between 8pm and 9pm. Waves 1 to 3 ft.

Saturday

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

Saturday Night

NE wind 5 to 10 kt increasing to 15 to 20 kt after midnight. Winds could gust as high as 30 kt. Snow showers likely. Waves 1 ft or less building to 4 ft.

Sunday

NW wind 20 to 25 kt, with gusts as high as 30 kt. Snow showers likely, mainly after noon. Waves 5 to 7 ft.

Sunday Night

NW wind 15 to 20 kt becoming W after midnight. Winds could gust as high as 30 kt. A chance of snow showers before midnight. Waves 4 to 6 ft.

Monday

WSW wind 15 to 20 kt, with gusts as high as 30 kt. A chance of snow showers after noon. Waves 3 to 4 ft.

Monday Night

SW wind around 15 kt, with gusts as high as 25 kt. A chance of snow showers. Waves around 3 ft.

Tuesday

WSW wind 10 to 15 kt, with gusts as high as 20 kt. A chance of snow showers. Waves 1 to 3 ft.

*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.