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25NM WSW Ontonagon MI

[NOTICE]

High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Last Update: 6:07 am CDT Jul 31, 2026
Forecast Valid: 8am CDT Jul 31, 2026-6pm CDT Aug 6, 2026

Today

Variable winds 5 kt or less. A chance of showers and thunderstorms. Patchy smoke after 11am. Waves 1 ft or less.

Tonight

Variable winds 5 kt or less. A chance of showers, mainly before 1am. Patchy smoke before 1am, then Patchy smoke after 2am. Waves 1 ft or less.

Saturday

NE wind 5 to 10 kt, with gusts as high as 15 kt. Mostly cloudy, then gradually becoming sunny. Waves 1 ft or less.

Saturday Night

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

Sunday

NE wind 5 to 10 kt. Mostly sunny. Waves 1 ft or less.

Sunday Night

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

Monday

Variable winds 5 kt or less. Sunny. Waves 1 ft or less.

Monday Night

E wind 5 to 10 kt becoming SSW after midnight. Partly cloudy. Waves 1 ft or less.

Tuesday

SSW wind 5 to 10 kt becoming W in the afternoon. Winds could gust as high as 15 kt. Partly 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.