For More Weather Information:

Northern Indiana Local Forecast Office

9NM WSW Saint Joseph MI

Marine Point Forecast

[NOTICE]

Today
High: 41 °F
WNW 25kt⇓
8ft

Gale Warning
Tonight
Low: 32 °F
SE 10kt
4ft

Small Craft Advisory
Saturday
High: 38 °F
⇑W 20kt
4ft
Saturday Night
Low: 27 °F
W 25kt
8ft
Sunday
High: 34 °F
NW 25kt⇓
9ft
Sunday Night
Low: 30 °F
SW 20kt
4-6ft
Monday
High: 39 °F
SW 20kt
3-4ft
Monday Night
Low: 36 °F
SW 15kt
2-3ft
Tuesday
High: 43 °F
SSW 15kt
2ft

High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 10:02 am CST Jan 9, 2026
Forecast Valid: 10am CST Jan 9, 2026-6pm CST Jan 15, 2026

View Nearby Observations

Detailed Forecast

Today

WNW wind 20 to 25 kt decreasing to 10 to 15 kt in the afternoon. Winds could gust as high as 35 kt. A slight chance of showers before 11am. Waves 8 ft subsiding to 4 ft.

Tonight

NNW wind 5 to 10 kt becoming SSE after midnight. Mostly cloudy. Waves 4 ft subsiding to 1 ft.

Saturday

SSE wind 10 to 15 kt becoming W 15 to 20 kt in the afternoon. Winds could gust as high as 30 kt. Rain and snow showers before 3pm, then a chance of snow showers. Waves 1 ft building to 4 ft.

Saturday Night

W wind around 25 kt, with gusts as high as 35 kt. Snow showers likely, mainly after midnight. Waves 5 ft building to 8 ft.

Sunday

NW wind 20 to 25 kt decreasing to 15 to 20 kt in the afternoon. Winds could gust as high as 35 kt. Snow showers likely before 3pm, then a slight chance of rain and snow showers. Waves 9 ft subsiding to 6 ft.

Sunday Night

W wind 15 to 20 kt becoming SW after midnight. Mostly cloudy. Waves 4 to 6 ft.

Monday

SW wind 15 to 20 kt, with gusts as high as 25 kt. Partly sunny. Waves 3 to 4 ft.

Monday Night

SW wind around 15 kt. Mostly cloudy. Waves 2 to 3 ft.

Tuesday

SSW wind around 15 kt becoming WSW in the afternoon. Winds could gust as high as 25 kt. A chance of rain. Waves around 2 ft.

*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.