Tracking Late December Winter Storm Expected to Impact the Northern Plains through the Northeast U.S.

A winter storm system will rapidly intensify over the Midwest on Sunday and track through the Great Lakes on Monday. Periods of heavy snow are anticipated across the Upper Great Lakes late Sunday and continuing into Monday. At least 1/10 inch of ice accumulation is expected from a wintry mix across much of the interior Northeast U.S. starting Sunday afternoon. Read More >

Hazardous Weather Conditions

For More Weather Information:

Marquette, MI Local Forecast Office

8NM E Copper Harbor MI

Marine Point Forecast

[NOTICE]

Tonight
Low: 36 °F
S 20kt⇓
2-4ft

Small Craft Advisory
Sunday
High: 37 °F
⇑NE 20kt
1-3ft
Sunday Night
Low: 19 °F
⇑N 45kt
22ft

Storm Warning
Monday
High: 22 °F
NNW 45kt
23ft

Storm Warning
Monday Night
Low: 15 °F
NNW 35kt⇓
16ft

Storm Warning
Tuesday
High: 24 °F
WNW 20kt
8ft
Tuesday Night
Low: 11 °F
NNW 30kt
10ft
Wednesday
High: 16 °F
NNW 30kt
8-10ft
Wednesday Night
Low: 8 °F
NW 25kt
7-8ft

High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 9:13 pm CST Dec 27, 2025
Forecast Valid: 9pm CST Dec 27, 2025-6pm CST Jan 3, 2026

View Nearby Observations

Detailed Forecast

Tonight

S wind 15 to 20 kt decreasing to 10 to 15 kt after midnight. A chance of showers, mainly after 5am. Patchy fog after 10pm. Waves 2 to 4 ft.

Sunday

SSE wind 5 to 10 kt becoming NE 15 to 20 kt in the afternoon. Winds could gust as high as 25 kt. Rain showers before 4pm, then rain and snow showers. Waves 1 to 3 ft.

Sunday Night

N wind 20 to 30 kt increasing to 35 to 45 kt. Winds could gust as high as 55 kt. Rain and snow showers, becoming all snow after 7pm. The snow could be heavy at times. Widespread freezing spray after 11pm. Waves 4 ft building to 22 ft.

Monday

NNW wind 35 to 45 kt, with gusts as high as 55 kt. Snow showers likely, mainly before noon. Widespread freezing spray. Waves 23 ft subsiding to 17 ft.

Monday Night

NNW wind 30 to 35 kt decreasing to 25 to 30 kt after midnight. Winds could gust as high as 45 kt. Widespread freezing spray. Mostly cloudy. Waves 16 ft subsiding to 9 ft.

Tuesday

WNW wind 15 to 20 kt, with gusts as high as 30 kt. A chance of snow showers after noon. Widespread freezing spray. Waves 8 ft subsiding to 4 ft.

Tuesday Night

NNW wind 20 to 30 kt, with gusts as high as 40 kt. Snow showers likely, mainly before midnight. Widespread freezing spray. Waves 4 ft building to 10 ft.

Wednesday

NNW wind 25 to 30 kt, with gusts as high as 40 kt. A chance of snow showers. Widespread freezing spray. Waves 8 to 10 ft.

Wednesday Night

NW wind 20 to 25 kt, with gusts as high as 40 kt. A chance of snow showers. Widespread freezing spray. Waves 7 to 8 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.