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Northern Indiana Local Forecast Office

9NM WSW Saint Joseph MI

Marine Point Forecast

[NOTICE]

Tonight
Low: 62 °F
WSW 20kt
2-4ft

Small Craft Advisory
Friday
High: 75 °F
SW 15kt
1-3ft
Friday Night
Low: 65 °F
SW 10kt
1ft
Saturday
High: 79 °F
SSW 15kt
1ft
Saturday Night
Low: 61 °F
WNW 15kt
1-2ft
Sunday
High: 68 °F
NW 15kt
2-3ft
Sunday Night
Low: 61 °F
W 10kt
1-2ft
Monday
High: 69 °F
W 15kt
1-2ft
Monday Night
Low: 63 °F
W 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: 7:31 pm CDT Jun 11, 2026
Forecast Valid: 7pm CDT Jun 11, 2026-6pm CDT Jun 18, 2026

View Nearby Observations

Detailed Forecast

Tonight

S wind 15 to 20 kt becoming W after midnight. Winds could gust as high as 30 kt. Showers and thunderstorms, mainly before midnight. Some of the storms could be severe and produce heavy rainfall. Waves 2 to 4 ft.

Friday

SW wind 10 to 15 kt. Sunny. Waves 1 to 3 ft.

Friday Night

SW wind around 10 kt. Clear. Waves around 1 ft.

Saturday

SSW wind 10 to 15 kt. Sunny. Waves around 1 ft.

Saturday Night

SSW wind 10 to 15 kt becoming WNW after midnight. Showers and possibly a thunderstorm. Waves 1 to 2 ft.

Sunday

NW wind 10 to 15 kt, with gusts as high as 25 kt. A slight chance of showers and thunderstorms before 7am, then a slight chance of showers between 7am and 1pm. Waves 2 to 3 ft.

Sunday Night

W wind around 10 kt. Mostly clear. Waves 1 to 2 ft.

Monday

W wind 5 to 15 kt. Sunny. Waves 1 to 2 ft.

Monday Night

W wind 5 to 10 kt. Partly cloudy. Waves 1 ft or less.

Winds and waves higher in and near thunderstorms.

The water temperature at St. Joseph is 63 degrees and at Michigan
City is 62 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.