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Northern Indiana Local Forecast Office

9NM WSW Saint Joseph MI

Marine Point Forecast

[NOTICE]

Wednesday
High: 82 °F
SSW 10kt
< 1ft
Wednesday Night
Low: 69 °F
SSW 15kt
1-2ft
Thursday
High: 83 °F
SW 10kt
< 1ft
Thursday Night
Low: 64 °F
SW 20kt
4ft
Friday
High: 75 °F
W 10kt
1-2ft
Friday Night
Low: 66 °F
SW 10kt
< 1ft
Saturday
High: 80 °F
SW 10kt
< 1ft
Saturday Night
Low: 63 °F
W 10kt
< 1ft
Sunday
High: 68 °F
NNW 15kt
1-2ft

High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 3:32 am CDT Jun 10, 2026
Forecast Valid: 4am CDT Jun 10, 2026-6pm CDT Jun 16, 2026

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Detailed Forecast

Wednesday

SSW wind 5 to 10 kt, with gusts as high as 20 kt. A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 5pm. Waves 1 ft or less.

Wednesday Night

SSW wind 10 to 15 kt, with gusts as high as 20 kt. Showers and thunderstorms likely before 4am, then a slight chance of showers. Waves 1 to 2 ft.

Thursday

SW wind 5 to 10 kt becoming SSE in the afternoon. A slight chance of showers and thunderstorms after 5pm. Waves 1 ft or less.

Thursday Night

S wind 10 to 20 kt becoming NW after midnight. Showers and thunderstorms before 1am, then a slight chance of showers. Waves 1 ft building to 4 ft.

Friday

W wind 5 to 10 kt. Sunny. Waves 1 to 2 ft.

Friday Night

SW wind 5 to 10 kt. Clear. Waves 1 ft or less.

Saturday

SW wind around 10 kt, with gusts as high as 20 kt. Sunny. Waves 1 ft or less.

Saturday Night

SW wind around 10 kt becoming WNW after midnight. A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Waves 1 ft or less.

Sunday

NNW wind 10 to 15 kt, with gusts as high as 20 kt. A chance of showers, mainly before 1pm. Waves 1 to 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.