For More Weather Information:

9NM WSW Saint Joseph MI

[NOTICE]

High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Last Update: 2:45 pm CDT Mar 16, 2026
Forecast Valid: 5pm CDT Mar 16, 2026-6pm CDT Mar 23, 2026

This Afternoon

NW wind around 35 kt. Snow showers. Widespread freezing spray. Waves around 15 ft.

Tonight

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

Tuesday

NW wind 20 to 25 kt becoming W 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, mixing with rain after 10am, then gradually ending. Waves 1 to 2 ft.

Wednesday Night

SW wind around 10 kt. Mostly cloudy. Waves 1 ft or less.

Thursday

SSW wind 5 to 10 kt becoming NW in the afternoon. A slight chance of showers before 1pm. Waves 1 ft or less.

Thursday Night

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

Friday

SSW wind around 10 kt becoming W in the afternoon. Partly sunny. Waves 1 ft or less.

The water temperature at St. Joseph and at Michigan City is 39
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.