For More Weather Information:

Duluth, MN Local Forecast Office

11NM ENE Superior WI

Marine Point Forecast

[NOTICE]

This Afternoon
High: 23 °F
Light Wind
< 1ft
Tonight
Low: 18 °F
⇑SSW 20kt
1-2ft
Tuesday
High: 41 °F
SW 25kt
2-4ft
Tuesday Night
Low: 19 °F
W 25kt⇓
5ft

Gale Warning
Wednesday
High: 37 °F
⇑S 20kt
3ft
Wednesday Night
Low: 30 °F
S 30kt
3-5ft
Thursday
High: 36 °F
NNW 30kt
7ft
Thursday Night
Low: 1 °F
NNW 30kt⇓
6ft
Friday
High: 21 °F
⇑SSE 20kt
1-2ft

High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 3:12 pm CST Dec 15, 2025
Forecast Valid: 3pm CST Dec 15, 2025-6pm CST Dec 22, 2025

View Nearby Observations

Detailed Forecast

This Afternoon

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

Tonight

W wind 5 to 10 kt becoming SSW 15 to 20 kt after midnight. Increasing clouds. Waves 1 to 2 ft.

Tuesday

SW wind 20 to 25 kt, with gusts as high as 30 kt. A slight chance of snow between 7am and 8am. Waves 2 to 4 ft.

Tuesday Night

W wind 20 to 25 kt decreasing to 10 to 15 kt after midnight. Winds could gust as high as 35 kt. Mostly cloudy. Waves 5 ft subsiding to 1 ft.

Wednesday

W wind 10 to 15 kt becoming S 15 to 20 kt in the afternoon. A slight chance of snow after noon, mixing with rain after 3pm. Waves 1 ft or less building to 3 ft.

Wednesday Night

S wind 25 to 30 kt becoming SW after midnight. Rain. Waves 3 to 5 ft.

Thursday

WSW wind 25 to 30 kt becoming NNW in the afternoon. Winds could gust as high as 35 kt. Rain and snow likely, becoming all snow after noon. Widespread freezing spray after 11am. Waves 4 ft building to 7 ft.

Thursday Night

NNW wind 20 to 30 kt decreasing to 5 to 15 kt. Widespread freezing spray before 9pm. Partly cloudy. Waves 6 ft subsiding to 1 ft or less.

Friday

NW wind 5 to 10 kt becoming SSE 15 to 20 kt in the afternoon. A chance of snow. Waves 1 to 2 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.