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Northern Indiana Local Forecast Office

9NM WSW Saint Joseph MI

Marine Point Forecast

[NOTICE]

Today
High: 75 °F
Light Wind
< 1ft
Tonight
Low: 68 °F
Light Wind
< 1ft
Wednesday
High: 81 °F
Light Wind
< 1ft
Wednesday Night
Low: 72 °F
SSW 10kt
< 1ft
Thursday
High: 82 °F
SW 10kt
< 1ft
Thursday Night
Low: 70 °F
WNW 10kt
< 1ft
Friday
High: 77 °F
NNW 10kt
< 1ft
Friday Night
Low: 70 °F
N 10kt
1ft
Saturday
High: 79 °F
N 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: 11:02 am CDT Jul 7, 2026
Forecast Valid: 11am CDT Jul 7, 2026-6pm CDT Jul 13, 2026

View Nearby Observations

Detailed Forecast

Today

Variable winds 5 kt or less. Sunny. Waves 1 ft or less.

Tonight

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

Wednesday

Variable winds 5 kt or less. Sunny. Waves 1 ft or less.

Wednesday Night

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

Thursday

SSW wind 5 to 10 kt becoming NE in the afternoon. A slight chance of showers between 10am and 1pm, then a chance of showers and thunderstorms after 1pm. Waves 1 ft or less.

Thursday Night

WNW wind 5 to 10 kt. Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Waves 1 ft or less.

Friday

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

Friday Night

N wind 5 to 10 kt becoming E after midnight. A chance of showers and thunderstorms. Waves around 1 ft.

Saturday

E wind 5 to 10 kt becoming N in the afternoon. Mostly sunny. Waves 1 ft or less.

The water temperature at St. Joseph is 49 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.