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Northern Indiana Local Forecast Office

9NM WSW Saint Joseph MI

Marine Point Forecast

[NOTICE]

This Afternoon
High: 84 °F
SSW 10kt
< 1ft
Tonight
Low: 75 °F
WSW 20kt
4ft

Small Craft Advisory
Tuesday
High: 80 °F
W 20kt
3-4ft

Small Craft Advisory
Tuesday Night
Low: 66 °F
N 20kt
7ft

Small Craft Advisory
Wednesday
High: 71 °F
N 20kt
5-6ft

Small Craft Advisory
Wednesday Night
Low: 65 °F
N 15kt⇓
5ft

Small Craft Advisory
Thursday
High: 74 °F
Light Wind
< 1ft
Thursday Night
Low: 66 °F
Light Wind
< 1ft
Friday
High: 77 °F
Light Wind
< 1ft

High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 1:01 pm CDT Jul 20, 2026
Forecast Valid: 1pm CDT Jul 20, 2026-6pm CDT Jul 26, 2026

View Nearby Observations

Detailed Forecast

This Afternoon

SSW wind around 10 kt. Patchy smoke. Waves 1 ft or less.

Tonight

SSW wind 15 to 20 kt becoming WSW after midnight. Showers and thunderstorms likely, mainly before 2am. Waves 1 ft building to 4 ft.

Tuesday

W wind 15 to 20 kt becoming NW in the afternoon. Sunny. Waves 3 to 4 ft.

Tuesday Night

N wind around 20 kt, with gusts as high as 30 kt. A chance of showers and thunderstorms before midnight, then a slight chance of showers between midnight and 2am. Waves 4 ft building to 7 ft.

Wednesday

N wind 15 to 20 kt, with gusts as high as 25 kt. Mostly sunny. Waves 5 to 6 ft.

Wednesday Night

N wind 10 to 15 kt becoming ENE 5 to 10 kt after midnight. Winds could gust as high as 20 kt. Clear. Waves 5 ft subsiding to 2 ft.

Thursday

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

Thursday Night

Variable winds 5 kt or less. Partly cloudy. Waves 1 ft or less.

Friday

Variable winds 5 kt or less. Mostly sunny. Waves 1 ft or less.

*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.