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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: 11:15 pm CDT Mar 15, 2026
Forecast Valid: 11pm CDT Mar 15, 2026-6pm CDT Mar 22, 2026

Overnight

W wind 20 to 30 kt. Rain showers likely before 4am, then rain and snow showers likely. Waves 4 ft building to 10 ft.

Monday

WNW wind 30 to 35 kt. Snow showers. Widespread freezing spray after 2pm. Waves 12 ft building to 15 ft.

Monday Night

NW wind 25 to 30 kt, with gusts as high as 35 kt. Snow showers likely, mainly before 1am. Widespread freezing spray. Waves 14 ft subsiding to 9 ft.

Tuesday

W wind 20 to 25 kt decreasing to 10 to 15 kt in the afternoon. Widespread freezing spray before 3pm. Mostly cloudy. Waves 8 ft subsiding to 4 ft.

Tuesday Night

SW wind 10 to 15 kt becoming S after midnight. A chance of snow showers after 1am. Waves 2 to 3 ft.

Wednesday

S wind 10 to 20 kt. A slight chance of snow showers before 1pm. Waves 1 to 2 ft.

Wednesday Night

S wind around 10 kt. A chance of showers after 1am. Waves 1 ft or less.

Thursday

SW wind 5 to 10 kt becoming NNW in the afternoon. A slight chance of showers. Waves around 1 ft.

Thursday Night

N wind 5 to 10 kt becoming S after midnight. Mostly cloudy. Waves around 1 ft.

Winds and waves higher in and near thunderstorms.

The water temperature at St. Joseph is 41 degrees and at Michigan
City is 38 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.