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Northern Indiana Local Forecast Office

9NM WSW Saint Joseph MI

Marine Point Forecast

[NOTICE]

This Afternoon
High: 79 °F
Light Wind
< 1ft
Tonight
Low: 67 °F
Light Wind
< 1ft
Wednesday
High: 85 °F
SSW 10kt
< 1ft
Wednesday Night
Low: 70 °F
SSW 15kt
1-2ft
Thursday
High: 85 °F
SW 15kt
< 1ft
Thursday Night
Low: 64 °F
SSW 15kt
2-3ft
Friday
High: 75 °F
W 10kt
1-2ft
Friday Night
Low: 65 °F
W 10kt
< 1ft
Saturday
High: 76 °F
SW 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: 2:49 pm CDT Jun 9, 2026
Forecast Valid: 3pm CDT Jun 9, 2026-6pm CDT Jun 15, 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

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

Wednesday

SSW wind 5 to 10 kt. A chance of showers and thunderstorms, mainly after 3pm. Waves 1 ft or less.

Wednesday Night

SSW wind around 15 kt, with gusts as high as 20 kt. Showers and thunderstorms likely, mainly before 2am. Waves 1 to 2 ft.

Thursday

SW wind 5 to 15 kt. A chance of showers and thunderstorms after 1pm. Waves 1 ft or less.

Thursday Night

SSW wind around 15 kt becoming W after midnight. Winds could gust as high as 25 kt. Showers and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms between 1am and 4am, then a chance of showers after 4am. Waves 2 to 3 ft.

Friday

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

Friday Night

W wind 5 to 10 kt. Mostly clear. Waves 1 ft or less.

Saturday

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

Winds and waves higher in and near thunderstorms.

The water temperature at St. Joseph is 57 degrees and at Michigan
City is 58 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.