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: 6:07 am CDT Aug 5, 2026
Forecast Valid: 6am CDT Aug 5, 2026-6pm CDT Aug 11, 2026

Today

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

Tonight

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

Thursday

SW wind around 10 kt, with gusts as high as 20 kt. Sunny. Waves 1 ft or less.

Thursday Night

SSW wind around 10 kt, with gusts as high as 20 kt. Partly cloudy. Waves around 1 ft.

Friday

SW wind 5 to 10 kt becoming W in the afternoon. Winds could gust as high as 20 kt. Showers and possibly a thunderstorm after 1pm. 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. Sunny. Waves 1 ft or less.

Saturday Night

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

Sunday

Variable winds 5 kt or less. 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.