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Duluth, MN Local Forecast Office

11NM ENE Superior WI

Marine Point Forecast

[NOTICE]

Overnight
Low: 47 °F
WSW 10kt
< 1ft
Saturday
High: 58 °F
W 15kt
< 1ft
Saturday Night
Low: 40 °F
ENE 15kt
1-2ft
Sunday
High: 45 °F
ENE 30kt
8ft
Sunday Night
Low: 40 °F
NE 30kt⇓
9ft
Monday
High: 50 °F
NE 15kt
2-3ft
Monday Night
Low: 40 °F
⇑NE 35kt
9ft
Tuesday
High: 47 °F
N 35kt⇓
10ft
Tuesday Night
Low: 37 °F
W 25kt
3-4ft

High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 12:22 am CDT May 16, 2026
Forecast Valid: 12am CDT May 16, 2026-6pm CDT May 22, 2026

View Nearby Observations

Detailed Forecast

Overnight

WSW wind around 10 kt. Mostly clear. Waves 1 ft or less.

Saturday

WSW wind 10 to 15 kt becoming WNW in the afternoon. Sunny. Waves 1 ft or less.

Saturday Night

NW wind 5 to 15 kt becoming ENE after midnight. Mostly clear. Waves 1 to 2 ft.

Sunday

ENE wind 20 to 30 kt. A chance of showers, then showers and possibly a thunderstorm after 1pm. Waves 4 ft building to 8 ft.

Sunday Night

NE wind 20 to 30 kt decreasing to 10 to 20 kt after midnight. Showers and possibly a thunderstorm before 4am, then showers likely. Waves 9 ft subsiding to 4 ft.

Monday

NE wind 10 to 15 kt. Showers likely, then showers and possibly a thunderstorm after 10am. Waves 2 to 3 ft.

Monday Night

NE wind 20 to 25 kt increasing to 30 to 35 kt after midnight. Showers and possibly a thunderstorm. Waves 4 ft building to 9 ft.

Tuesday

N wind 30 to 35 kt becoming W 20 to 25 kt in the morning. A chance of showers. Waves 10 ft subsiding to 4 ft.

Tuesday Night

W wind 20 to 25 kt. Mostly cloudy. Waves 3 to 4 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.