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Duluth, MN Local Forecast Office

2NM SE Duluth MN

Marine Point Forecast

[NOTICE]

Tonight
Low: 41 °F
NE 15kt
< 1ft
Sunday
High: 45 °F
ENE 25kt
2-3ft
Sunday Night
Low: 41 °F
ENE 30kt⇓
1-3ft
Monday
High: 53 °F
NE 10kt
1ft
Monday Night
Low: 39 °F
⇑NE 25kt
1-2ft
Tuesday
High: 47 °F
NE 25kt⇓
1-2ft
Tuesday Night
Low: 36 °F
NNW 10kt
< 1ft
Wednesday
High: 52 °F
Light Wind
< 1ft
Wednesday Night
Low: 38 °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: 3:11 pm CDT May 16, 2026
Forecast Valid: 4pm CDT May 16, 2026-6pm CDT May 23, 2026

View Nearby Observations

Detailed Forecast

Tonight

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

Sunday

ENE wind 20 to 25 kt, with gusts as high as 30 kt. A chance of showers, with thunderstorms also possible after 4pm. Waves 2 to 3 ft.

Sunday Night

ENE wind 20 to 30 kt decreasing to 10 to 20 kt after midnight. A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 8pm. Waves 1 to 3 ft.

Monday

NE wind 5 to 10 kt. Showers likely and possibly a thunderstorm before 10am, then showers likely between 10am and 4pm, then showers likely and possibly a thunderstorm after 4pm. Waves around 1 ft.

Monday Night

NE wind 15 to 20 kt increasing to 20 to 25 kt after midnight. Winds could gust as high as 30 kt. Showers and possibly a thunderstorm. Waves 1 to 2 ft.

Tuesday

NE wind 20 to 25 kt becoming N 10 to 15 kt in the afternoon. Showers likely and possibly a thunderstorm before 10am, then showers likely between 10am and 1pm. Waves 1 to 2 ft.

Tuesday Night

NNW wind 5 to 10 kt, with gusts as high as 15 kt. 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.

*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.