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: 3:01 pm CDT Apr 16, 2026
Forecast Valid: 3pm CDT Apr 16, 2026-6pm CDT Apr 22, 2026

This Afternoon

NW wind around 10 kt. A chance of showers and thunderstorms before 4pm. Waves around 1 ft.

Tonight

Variable winds 5 kt or less. Patchy dense fog after 7pm. Waves 1 ft or less.

Friday

SSE wind 5 to 10 kt. Areas of fog before 8am. Waves 1 ft or less.

Friday Night

SSE wind 15 to 20 kt becoming SSW after midnight. Showers and possibly a thunderstorm. Waves 1 to 3 ft.

Saturday

WNW wind 15 to 20 kt. A chance of showers, mainly before 1pm. Waves around 3 ft.

Saturday Night

WNW wind 15 to 20 kt. Mostly clear. Waves 3 to 4 ft.

Sunday

WNW wind 10 to 20 kt. Sunny. Waves 3 to 4 ft.

Sunday Night

N wind 5 to 10 kt. Mostly clear. Waves around 2 ft.

Monday

Variable winds 5 kt or less. Sunny. Waves 1 to 2 ft.

Winds and waves higher in and near thunderstorms.

The water temperature at St. Joseph is 49 degrees and at Michigan
City is 45 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.