For More Weather Information:

5NM NE Ontonagon MI

[NOTICE]

High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Last Update: 6:25 am CDT Sep 28, 2025
Forecast Valid: 6am CDT Sep 28, 2025-6pm CDT Oct 4, 2025

Today

SSW wind 5 to 10 kt becoming W in the afternoon. Sunny. Waves 1 ft or less.

Tonight

S wind 5 to 10 kt. Clear. Waves 1 ft or less.

Monday

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

Monday Night

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

Tuesday

E wind 5 to 10 kt. Partly sunny. Waves 1 ft or less.

Tuesday Night

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

Wednesday

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

Wednesday Night

S wind around 10 kt, with gusts as high as 15 kt. Mostly cloudy. Waves 1 ft or less.

Thursday

S wind around 10 kt, with gusts as high as 15 kt. 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.