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Duluth, MN Local Forecast Office

11NM ENE Superior WI

Marine Point Forecast

[NOTICE]

Independence Day
High: 55 °F
NE 15kt
2-3ft

Small Craft Advisory
Tonight
Low: 51 °F
NNE 15kt
1-2ft
Sunday
High: 53 °F
NE 10kt
1ft
Sunday Night
Low: 48 °F
NE 10kt⇓
< 1ft
Monday
High: 65 °F
Light Wind
< 1ft
Monday Night
Low: 53 °F
Light Wind
< 1ft
Tuesday
High: 71 °F
Light Wind
< 1ft
Tuesday Night
Low: 53 °F
Light Wind
< 1ft
Wednesday
High: 64 °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: 8:36 am CDT Jul 4, 2026
Forecast Valid: 9am CDT Jul 4, 2026-6pm CDT Jul 10, 2026

View Nearby Observations

Detailed Forecast

Independence Day

NE wind around 15 kt, with gusts as high as 25 kt. A chance of showers and thunderstorms, mainly before 10am. Patchy fog before 10am. Waves 2 to 3 ft.

Tonight

NNE wind 10 to 15 kt. A chance of showers and thunderstorms, mainly after 2am. Waves 1 to 2 ft.

Sunday

NE wind 5 to 10 kt. Mostly cloudy, then gradually becoming sunny. Waves around 1 ft.

Sunday Night

NE wind 5 to 10 kt becoming variable and less than 5 kt in the evening. Partly cloudy. Waves 1 ft or less.

Monday

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

Monday Night

Variable winds 5 kt or less. A slight chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 1am, then a slight chance of showers and thunderstorms after 1am. Waves 1 ft or less.

Tuesday

Variable winds 5 kt or less. A slight chance of showers and thunderstorms after 1pm. Waves 1 ft or less.

Tuesday Night

Variable winds 5 kt or less. A chance of showers and thunderstorms, mainly after 1am. Waves 1 ft or less.

Wednesday

Variable winds 5 kt or less. Showers likely and possibly a thunderstorm. 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.