Heavy Lake Effect Snow; Subfreezing Temperatures in the Eastern U.S.

A multi-day heavy lake effect snow event is expected downwind of Lakes Erie and Ontario through New Year's Day. The Arctic front will continue to bring increasing winds to the Northeast that will remain gusty. Subfreezing overnight low temperatures will be found as far south as the Gulf Coast. Read More >

Hazardous Weather Conditions

Hazardous Weather Outlook

For More Weather Information:

Marquette, MI Local Forecast Office

21NM E Grand Portage MN

Marine Point Forecast

[NOTICE]

Tuesday
High: 14 °F
NNW 10kt
< 1ft
Tuesday Night
Low: 3 °F
NNW 15kt
< 1ft
Wednesday
High: 8 °F
NNW 20kt
< 1ft
Wednesday Night
Low: 0 °F
WNW 20kt
< 1ft
New Year's Day
High: 10 °F
WNW 15kt
< 1ft
Thursday Night
Low: 3 °F
WNW 15kt
< 1ft
Friday
High: 12 °F
WNW 10kt
< 1ft
Friday Night
Low: 3 °F
NW 10kt
< 1ft
Saturday
High: 15 °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: 3:13 am CST Dec 30, 2025
Forecast Valid: 3am CST Dec 30, 2025-6pm CST Jan 5, 2026

View Nearby Observations

Detailed Forecast

Tuesday

NNW wind 5 to 10 kt. A chance of snow showers. Patchy fog between 10am and 11am. Waves 1 ft or less.

Tuesday Night

NNW wind 10 to 15 kt, with gusts as high as 25 kt. A slight chance of snow showers before midnight. Waves 1 ft or less.

Wednesday

NNW wind 15 to 20 kt, with gusts as high as 30 kt. Mostly cloudy, then gradually becoming sunny. Waves 1 ft or less.

Wednesday Night

WNW wind 15 to 20 kt, with gusts as high as 30 kt. Mostly clear. Waves 1 ft or less.

New Year's Day

WNW wind around 15 kt, with gusts as high as 25 kt. A slight chance of snow showers after noon. Waves 1 ft or less.

Thursday Night

WNW wind 10 to 15 kt, with gusts as high as 25 kt. Mostly cloudy, then gradually becoming mostly clear. Waves 1 ft or less.

Friday

WNW wind around 10 kt, with gusts as high as 20 kt. Sunny. Waves 1 ft or less.

Friday Night

NW wind 5 to 10 kt, with gusts as high as 20 kt. Mostly cloudy. Waves 1 ft or less.

Saturday

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

Note, wave height forecasts are for ice free areas.

*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.