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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: 1:30 pm CDT Apr 18, 2026
Forecast Valid: 6pm CDT Apr 18, 2026-6pm CDT Apr 25, 2026

Tonight

WNW wind 10 to 15 kt, with gusts as high as 20 kt. A chance of sprinkles before 10pm. Waves 2 to 3 ft.

Sunday

WSW wind 10 to 15 kt becoming NNW in the afternoon. A slight chance of showers between 3pm and 4pm. Waves 1 to 2 ft.

Sunday Night

N wind 5 to 10 kt becoming ENE after midnight. Mostly clear. Waves around 1 ft.

Monday

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

Monday Night

ESE wind 5 to 15 kt becoming S in the evening. Winds could gust as high as 20 kt. Partly cloudy. Waves 1 to 2 ft.

Tuesday

S wind 10 to 20 kt becoming SW in the afternoon. Mostly sunny. Waves around 2 ft.

Tuesday Night

WSW wind around 10 kt becoming N after midnight. Mostly cloudy. Waves around 1 ft.

Wednesday

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

Wednesday Night

NE wind 5 to 10 kt becoming SSE after midnight. Mostly clear. 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.