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Northern Indiana Local Forecast Office

9NM WSW Saint Joseph MI

Marine Point Forecast

[NOTICE]

Today
High: 43 °F
WNW 15kt
2-4ft

Small Craft Advisory
Tonight
Low: 40 °F
⇑S 35kt
8ft

Gale Warning
Friday
High: 44 °F
W 35kt
12ft

Gale Warning
Friday Night
Low: 33 °F
WNW 25kt⇓
10ft

Gale Warning
Saturday
High: 40 °F
NNW 10kt
2-4ft
Saturday Night
Low: 36 °F
⇑E 20kt
1-2ft
Sunday
High: 52 °F
S 25kt
2-4ft
Sunday Night
Low: 25 °F
⇑WNW 40kt
14ft
Monday
High: 29 °F
WNW 40kt
16ft

High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 5:16 am CDT Mar 12, 2026
Forecast Valid: 8am CDT Mar 12, 2026-6pm CDT Mar 18, 2026

View Nearby Observations

Detailed Forecast

Today

WNW wind 5 to 15 kt becoming SSW in the afternoon. Sunny, then becoming partly sunny during the afternoon. Waves 2 to 4 ft.

Tonight

S wind 10 to 20 kt increasing to 25 to 35 kt. Winds could gust as high as 45 kt. A chance of rain, mainly after 10pm. Waves 1 ft building to 8 ft.

Friday

W wind 30 to 35 kt, with gusts as high as 45 kt. Partly sunny. Waves 9 ft building to 12 ft.

Friday Night

WNW wind 20 to 25 kt decreasing to 10 to 15 kt after midnight. Winds could gust as high as 30 kt. Mostly cloudy. Waves 10 ft subsiding to 5 ft.

Saturday

NNW wind 5 to 10 kt becoming ENE in the afternoon. A slight chance of snow after 1pm, mixing with rain after 4pm. Waves 2 to 4 ft.

Saturday Night

E wind 10 to 15 kt increasing to 15 to 20 kt after midnight. Rain and snow likely, mainly after 1am. Waves 1 to 2 ft.

Sunday

ESE wind around 25 kt becoming S in the afternoon. Winds could gust as high as 30 kt. Rain, possibly mixed with snow, becoming all rain after 1pm. Some thunder is also possible. Waves 2 to 4 ft.

Sunday Night

SSW wind 25 to 30 kt becoming WNW 35 to 40 kt after midnight. Rain and snow. Some thunder is also possible. Waves 6 ft building to 14 ft.

Monday

WNW wind 35 to 40 kt. Snow likely, mainly before 1pm. Waves 16 ft subsiding to 12 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.