For More Weather Information:

25NM WSW Ontonagon MI

[NOTICE]

High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Last Update: 10:15 am CDT Sep 29, 2026
Forecast Valid: 10am CDT Sep 29, 2026-6pm CDT Oct 5, 2026

Today

SSW wind around 10 kt, with gusts as high as 20 kt. A chance of showers, mainly after 4pm. Waves around 1 ft.

Tonight

SSW wind 5 to 10 kt, with gusts as high as 20 kt. Showers likely, mainly before 11pm. Waves 1 ft or less.

Wednesday

WSW wind 5 to 10 kt. Mostly cloudy, then gradually becoming sunny. Waves 1 ft or less.

Wednesday Night

SSW wind 5 to 10 kt becoming W after midnight. Increasing clouds. Waves 1 ft or less.

Thursday

WNW wind around 10 kt, with gusts as high as 20 kt. Partly sunny. Waves around 1 ft.

Thursday Night

NW wind around 10 kt. Partly cloudy. Waves around 1 ft.

Friday

WNW wind 5 to 10 kt. Sunny. Waves 1 ft or less.

Friday Night

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

Saturday

Variable winds 5 kt or less. 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.