For More Weather Information:

Northern Indiana Local Forecast Office

5NM NE New Buffalo MI

Marine Point Forecast

[NOTICE]

Tonight
Low: 66 °F
NNW 10kt
< 1ft
Sunday
High: 69 °F
NE 15kt
1ft
Sunday Night
Low: 57 °F
ENE 15kt
1-2ft
Monday
High: 66 °F
ENE 10kt
1ft
Monday Night
Low: 55 °F
ENE 15kt
1ft
Tuesday
High: 64 °F
ENE 10kt
1ft
Tuesday Night
Low: 56 °F
ENE 15kt
1ft
Wednesday
High: 64 °F
NE 10kt
1ft
Wednesday Night
Low: 56 °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: 6:44 pm CDT Sep 19, 2026
Forecast Valid: 8pm CDT Sep 19, 2026-6pm CDT Sep 26, 2026

View Nearby Observations

Detailed Forecast

Tonight

ESE wind 5 to 10 kt becoming NNW after midnight. Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Waves 1 ft or less.

Sunday

NE wind 10 to 15 kt. Showers and possibly a thunderstorm before 11am, then a chance of showers and thunderstorms between 11am and 1pm, then a chance of showers after 1pm. Waves around 1 ft.

Sunday Night

ENE wind 10 to 15 kt. A slight chance of showers after 1am. Waves 1 to 2 ft.

Monday

ENE wind around 10 kt. A chance of showers, mainly before 1pm. Waves around 1 ft.

Monday Night

ENE wind 10 to 15 kt. Mostly cloudy. Waves around 1 ft.

Tuesday

ENE wind around 10 kt. A slight chance of showers after 1pm. Waves around 1 ft.

Tuesday Night

ENE wind 10 to 15 kt. Mostly cloudy. Waves around 1 ft.

Wednesday

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

Wednesday Night

NE wind 5 to 10 kt. Mostly cloudy. Waves 1 ft or less.

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.