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Duluth, MN Local Forecast Office

6NM WSW Superior WI

Marine Point Forecast

[NOTICE]

Columbus Day
High: 53 °F
ENE 15kt
< 1ft
Monday Night
Low: 44 °F
ENE 15kt
< 1ft
Tuesday
High: 57 °F
Light Wind
< 1ft
Tuesday Night
Low: 40 °F
Light Wind
< 1ft
Wednesday
High: 58 °F
Light Wind
< 1ft
Wednesday Night
Low: 37 °F
Light Wind
< 1ft
Thursday
High: 58 °F
Light Wind
< 1ft
Thursday Night
Low: 36 °F
WNW 10kt
< 1ft
Friday
High: 51 °F
NNW 15kt
< 1ft

High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 2:21 am CDT Oct 12, 2026
Forecast Valid: 2am CDT Oct 12, 2026-6pm CDT Oct 18, 2026

View Nearby Observations

Detailed Forecast

Columbus Day

ENE wind around 15 kt, with gusts as high as 25 kt. A slight chance of showers, then a chance of showers and thunderstorms after 4pm. Waves 1 ft or less.

Monday Night

ENE wind 5 to 15 kt, with gusts as high as 25 kt. Showers and possibly a thunderstorm before 1am, then a slight chance of showers between 1am and 3am. Waves 1 ft or less.

Tuesday

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

Tuesday Night

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

Wednesday

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

Wednesday Night

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

Thursday

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

Thursday Night

WNW wind 5 to 10 kt, with gusts as high as 20 kt. A slight chance of showers. Waves 1 ft or less.

Friday

NNW wind 10 to 15 kt, with gusts as high as 25 kt. Mostly sunny. 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.