Lake-effect Snow and Whiteout Conditions in the Great Lakes Region; Below-average Temperatures in the East

Heavy lake-effect and lake-enhanced snow will persist downwind of the Great Lakes and produce some whiteout conditions that could cause difficult travel conditions. A coastal low will produce moderate to heavy snow over parts of southern and eastern New England into the afternoon. Below average temperatures are expected across the eastern U.S., particularly with chilly morning temperatures. Read More >

Hazardous Weather Conditions

For More Weather Information:

Marquette, MI Local Forecast Office

3NM N Copper Harbor MI

Marine Point Forecast

[NOTICE]

Tonight
Low: 4 °F
WNW 25kt
7-8ft

Small Craft Advisory
Tuesday
High: 16 °F
WNW 25kt
7ft

Small Craft Advisory
Tuesday Night
Low: 13 °F
WSW 20kt
7ft

Small Craft Advisory
Wednesday
High: 19 °F
WSW 15kt
2-3ft
Wednesday Night
Low: 6 °F
NW 25kt
8ft
Thursday
High: 9 °F
WNW 25kt
7-9ft
Thursday Night
Low: -6 °F
NW 25kt
8-9ft
Friday
High: 2 °F
NW 25kt
9ft
Friday Night
Low: -1 °F
NW 20kt
6ft

High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 9:08 pm CST Jan 19, 2026
Forecast Valid: 9pm CST Jan 19, 2026-6pm CST Jan 26, 2026

View Nearby Observations

Detailed Forecast

Tonight

WNW wind around 25 kt. Snow showers. Widespread freezing spray. Waves 7 to 8 ft.

Tuesday

WNW wind 20 to 25 kt. Snow showers likely, mainly before 7am. Widespread freezing spray. Waves around 7 ft.

Tuesday Night

WSW wind 10 to 20 kt, with gusts as high as 25 kt. Snow showers. Widespread freezing spray before 10pm. Waves 7 ft subsiding to 3 ft.

Wednesday

WSW wind 10 to 15 kt, with gusts as high as 20 kt. A chance of snow showers. Waves 2 to 3 ft.

Wednesday Night

NW wind 15 to 25 kt, with gusts as high as 35 kt. A chance of snow showers. Widespread freezing spray after 11pm. Waves 3 ft building to 8 ft.

Thursday

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

Thursday Night

NW wind around 25 kt, with gusts as high as 35 kt. A chance of snow showers. Widespread freezing spray. Waves 8 to 9 ft.

Friday

NW wind 20 to 25 kt, with gusts as high as 35 kt. A chance of snow showers. Widespread freezing spray. Waves 9 ft subsiding to 6 ft.

Friday Night

NW wind 15 to 20 kt, with gusts as high as 30 kt. A chance of snow showers. Widespread freezing spray before 2am. Waves 6 ft subsiding 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.