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Northern Indiana Local Forecast Office

9NM WSW Saint Joseph MI

Marine Point Forecast

[NOTICE]

Today
High: 59 °F
SSW 20kt
2-3ft

Small Craft Advisory
Tonight
Low: 47 °F
SSW 10kt
1ft
Tuesday
High: 53 °F
SW 10kt
1ft
Tuesday Night
Low: 41 °F
S 10kt
1-2ft
Wednesday
High: 45 °F
⇑NNW 30kt
9ft
Wednesday Night
Low: 33 °F
NW 30kt
11ft
Thursday
High: 42 °F
NW 15kt
6ft
Thursday Night
Low: 39 °F
⇑S 35kt
7ft
Friday
High: 45 °F
SW 35kt
8-9ft

High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 6:15 am CDT Mar 9, 2026
Forecast Valid: 6am CDT Mar 9, 2026-6pm CDT Mar 15, 2026

View Nearby Observations

Detailed Forecast

Today

SSW wind 10 to 20 kt. Sunny. Waves 2 to 3 ft.

Tonight

SSW wind around 10 kt. A slight chance of showers between 10pm and 1am. Patchy fog after midnight. Waves around 1 ft.

Tuesday

SW wind 5 to 10 kt becoming NNE in the afternoon. A slight chance of showers between 1pm and 4pm, then a chance of showers and thunderstorms after 4pm. Patchy fog before 11am. Waves around 1 ft.

Tuesday Night

NNE wind around 10 kt becoming SSW after midnight. A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 7pm. Waves 1 to 2 ft.

Wednesday

NNW wind 15 to 20 kt increasing to 25 to 30 kt in the afternoon. Showers and possibly a thunderstorm. Waves 2 ft building to 9 ft.

Wednesday Night

NW wind 20 to 30 kt. A slight chance of snow showers. Waves 11 ft subsiding to 8 ft.

Thursday

NW wind 10 to 15 kt becoming SW in the afternoon. Mostly sunny. Waves 6 ft subsiding to 2 ft.

Thursday Night

S wind 10 to 20 kt increasing to 25 to 35 kt. Rain likely. Waves 2 ft building to 7 ft.

Friday

SW wind 25 to 35 kt becoming WNW in the afternoon. A chance of rain. Waves 8 to 9 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.