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9NM WSW Saint Joseph MI

[NOTICE]

High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Last Update: 4:29 am CDT Aug 18, 2025
Forecast Valid: 4am CDT Aug 18, 2025-6pm CDT Aug 24, 2025

Monday

SSE wind 5 to 15 kt. A slight chance of showers before 11am, then a slight chance of showers and thunderstorms after 3pm. Waves 1 ft or less.

Monday Night

SSE wind 5 to 15 kt. A chance of showers and thunderstorms. Waves 1 ft or less.

Tuesday

SSW wind around 10 kt becoming NW in the afternoon. A chance of showers and thunderstorms, mainly before 1pm. Waves 1 ft or less.

Tuesday Night

N wind around 10 kt. Mostly cloudy. Waves 1 to 2 ft.

Wednesday

N wind 10 to 15 kt, with gusts as high as 20 kt. Mostly sunny. Waves 3 to 4 ft.

Wednesday Night

N wind 10 to 15 kt becoming ENE after midnight. Winds could gust as high as 20 kt. Mostly clear. Waves 2 to 4 ft.

Thursday

ENE wind around 10 kt becoming N in the afternoon. Sunny. Waves around 1 ft.

Thursday Night

N wind 5 to 10 kt becoming SE after midnight. Clear. Waves around 1 ft.

Friday

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

Winds and waves higher in and near thunderstorms.

The water temperature at St. Joseph is 56 degrees.

*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.