Lake Effect Snow through Friday; Heavy Rain, Thunderstorms and Mountain Snow in California

Periods of moderate to heavy lake effect snow will continue through Friday downwind of Lake Erie and Ontario. Several additional inches of accumulating snow are expected. A Pacific storm will bring heavy rain and mountain snow across California, the Southwest and Intermountain West today. Isolated severe thunderstorms and scattered flash flooding is possible across parts of southern California. Read More >

Hazardous Weather Conditions

For More Weather Information:

Marquette, MI Local Forecast Office

8NM E Copper Harbor MI

Marine Point Forecast

[NOTICE]

New Year's Day
High: 17 °F
WNW 30kt
8-9ft

Gale Warning
Tonight
Low: 13 °F
NW 30kt
8-9ft

Gale Warning
Friday
High: 18 °F
NW 25kt
7-9ft
Friday Night
Low: 14 °F
NW 25kt
7ft
Saturday
High: 20 °F
NW 15kt
3-4ft
Saturday Night
Low: 14 °F
NW 15kt
3-4ft
Sunday
High: 22 °F
NW 15kt
1-3ft
Sunday Night
Low: 20 °F
S 10kt
< 1ft
Monday
High: 30 °F
SSW 10kt
< 1ft

High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 10:32 am CST Jan 1, 2026
Forecast Valid: 10am CST Jan 1, 2026-6pm CST Jan 7, 2026

View Nearby Observations

Detailed Forecast

New Year's Day

WNW wind 25 to 30 kt, with gusts as high as 35 kt. Scattered snow showers. Widespread freezing spray. Waves 8 to 9 ft.

Tonight

NW wind 25 to 30 kt, with gusts as high as 35 kt. Scattered snow showers, mainly before 11pm. Widespread freezing spray. Waves 8 to 9 ft.

Friday

NW wind around 25 kt, with gusts as high as 35 kt. A slight chance of snow showers. Widespread freezing spray. Waves 7 to 9 ft.

Friday Night

NW wind 15 to 25 kt, with gusts as high as 30 kt. Widespread freezing spray before 4am. Mostly cloudy. Waves 7 ft subsiding to 4 ft.

Saturday

NW wind around 15 kt, with gusts as high as 25 kt. A chance of snow showers after noon. Waves 3 to 4 ft.

Saturday Night

NW wind around 15 kt, with gusts as high as 25 kt. Mostly cloudy. Waves 3 to 4 ft.

Sunday

NW wind 5 to 15 kt becoming WSW in the afternoon. Winds could gust as high as 20 kt. Mostly cloudy. Waves 1 to 3 ft.

Sunday Night

S wind 5 to 10 kt, with gusts as high as 15 kt. Snow showers likely. Waves 1 ft or less.

Monday

SSW wind 5 to 10 kt becoming W in the afternoon. Mostly cloudy. 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.