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Northern Indiana Local Forecast Office

9NM WSW Saint Joseph MI

Marine Point Forecast

[NOTICE]

This Afternoon
High: 69 °F
Light Wind
< 1ft
Tonight
Low: 65 °F
WNW 10kt
< 1ft
Sunday
High: 69 °F
NE 15kt
1-2ft
Sunday Night
Low: 59 °F
ENE 15kt
1-2ft
Monday
High: 66 °F
ENE 15kt
1-2ft
Monday Night
Low: 57 °F
ENE 20kt
1-2ft
Tuesday
High: 64 °F
ENE 15kt
1-2ft
Tuesday Night
Low: 58 °F
ENE 15kt
1-2ft
Wednesday
High: 65 °F
NE 10kt
1ft

High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 3:15 pm CDT Sep 19, 2026
Forecast Valid: 5pm CDT Sep 19, 2026-6pm CDT Sep 26, 2026

View Nearby Observations

Detailed Forecast

This Afternoon

Variable winds 5 kt or less. A chance of showers and thunderstorms. Waves 1 ft or less.

Tonight

E wind 5 to 10 kt becoming WNW after midnight. A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 8pm. Waves 1 ft or less.

Sunday

NE wind 10 to 15 kt, with gusts as high as 20 kt. Showers and possibly a thunderstorm before 10am, then showers likely. Waves 1 to 2 ft.

Sunday Night

ENE wind around 15 kt, with gusts as high as 20 kt. A slight chance of showers before 7pm. Waves 1 to 2 ft.

Monday

ENE wind around 15 kt, with gusts as high as 20 kt. A chance of showers before 1pm. Waves 1 to 2 ft.

Monday Night

ENE wind 15 to 20 kt. Mostly cloudy. Waves 1 to 2 ft.

Tuesday

ENE wind around 15 kt, with gusts as high as 20 kt. A slight chance of showers after 1pm. Waves 1 to 2 ft.

Tuesday Night

ENE wind around 15 kt, with gusts as high as 20 kt. Mostly cloudy. Waves 1 to 2 ft.

Wednesday

NE wind around 10 kt. A slight chance of showers. Waves around 1 ft.

Winds and waves higher in and near thunderstorms.

The water temperature at St. Joseph is 53 degrees and at Michigan
City is 52 degrees.

*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.