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Duluth, MN Local Forecast Office

11NM ENE Superior WI

Marine Point Forecast

[NOTICE]

Tonight
Low: 62 °F
W 10kt
1-2ft
Sunday
High: 75 °F
WNW 10kt
< 1ft
Sunday Night
Low: 60 °F
NW 10kt
< 1ft
Monday
High: 76 °F
WSW 10kt
< 1ft
Monday Night
Low: 63 °F
SW 10kt
< 1ft
Tuesday
High: 73 °F
Light Wind
< 1ft
Tuesday Night
Low: 58 °F
Light Wind
< 1ft
Wednesday
High: 70 °F
Light Wind
< 1ft
Wednesday Night
Low: 58 °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: 6:11 pm CDT Aug 15, 2026
Forecast Valid: 8pm CDT Aug 15, 2026-6pm CDT Aug 22, 2026

View Nearby Observations

Detailed Forecast

Tonight

ENE wind 5 to 10 kt becoming WSW after midnight. Showers and thunderstorms likely before 1am, then a chance of rain between 1am and 2am. Patchy fog between midnight and 3am. Waves 1 to 2 ft.

Sunday

WNW wind around 10 kt, with gusts as high as 15 kt. Partly sunny. Waves 1 ft or less.

Sunday Night

NW wind 5 to 10 kt becoming WSW after midnight. Patchy fog after 4am. Waves 1 ft or less.

Monday

WSW wind 5 to 10 kt. Mostly sunny. Waves 1 ft or less.

Monday Night

SW wind 5 to 10 kt. A chance of showers and thunderstorms before 1am. Waves 1 ft or less.

Tuesday

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

Tuesday Night

Variable winds 5 kt or less. A slight chance of showers. Waves 1 ft or less.

Wednesday

Variable winds 5 kt or less. Sunny. Waves 1 ft or less.

Wednesday Night

Variable winds 5 kt or less. Mostly clear. 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.