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Northern Indiana Local Forecast Office

9NM WSW Saint Joseph MI

Marine Point Forecast

[NOTICE]

Tonight
Low: 47 °F
SW 15kt
1-2ft
Tuesday
High: 51 °F
NNW 10kt
1-2ft
Tuesday Night
Low: 44 °F
Light Wind
< 1ft
Wednesday
High: 50 °F
NNW 10kt
< 1ft
Wednesday Night
Low: 43 °F
Light Wind
< 1ft
Thursday
High: 52 °F
Light Wind
< 1ft
Thursday Night
Low: 46 °F
SSW 10kt
< 1ft
Friday
High: 56 °F
SW 10kt
< 1ft
Friday Night
Low: 46 °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: 7:45 pm CDT May 4, 2026
Forecast Valid: 9pm CDT May 4, 2026-6pm CDT May 11, 2026

View Nearby Observations

Detailed Forecast

Tonight

SW wind 10 to 15 kt becoming NNW after midnight. Winds could gust as high as 25 kt. Showers and thunderstorms likely before 2am, then a slight chance of showers. Waves 1 to 2 ft.

Tuesday

NNW wind 5 to 10 kt becoming NE in the afternoon. A chance of showers, mainly between 2pm and 3pm. Waves 1 to 2 ft.

Tuesday Night

Variable winds 5 kt or less. A slight chance of showers before 10pm. Waves 1 ft or less.

Wednesday

NNW wind 5 to 10 kt. Partly sunny. Waves 1 ft or less.

Wednesday Night

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

Thursday

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

Thursday Night

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

Friday

SW wind 5 to 10 kt. A slight chance of showers. Waves 1 ft or less.

Friday Night

SW wind 5 to 10 kt. A slight chance of showers. Waves 1 ft or less.

The water temperature at St. Joseph is 50 degrees and at Michigan
City is 50 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.