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26NM ESE Isle Royale National Park MI

[NOTICE]

High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Last Update: 1:40 am CDT Sep 25, 2025
Forecast Valid: 2am CDT Sep 25, 2025-6pm CDT Oct 1, 2025

Thursday

SW wind 10 to 15 kt, with gusts as high as 20 kt. Areas of dense fog before 2pm. Waves 1 ft or less building to 3 ft.

Thursday Night

WNW wind 10 to 20 kt becoming NE after midnight. A slight chance of showers before 9pm. Waves around 3 ft.

Friday

NNE wind 5 to 10 kt becoming S in the afternoon. Sunny. Waves 1 to 2 ft.

Friday Night

S wind 5 to 10 kt increasing to 10 to 15 kt after midnight. Mostly clear. Waves 1 to 2 ft.

Saturday

S wind 10 to 15 kt becoming WSW in the afternoon. Sunny. Waves around 2 ft.

Saturday Night

WSW wind around 10 kt. Mostly clear. Waves 1 to 2 ft.

Sunday

WSW wind around 10 kt. Sunny. Waves around 1 ft.

Sunday Night

SW wind 5 to 10 kt becoming W after midnight. Mostly clear. Waves 1 ft or less.

Monday

NE wind 5 to 10 kt becoming E in the afternoon. 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.