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Northern Indiana Local Forecast Office

9NM WSW Saint Joseph MI

Marine Point Forecast

[NOTICE]

Labor Day
High: 79 °F
Light Wind
< 1ft
Tonight
Low: 67 °F
ESE 10kt
< 1ft
Tuesday
High: 85 °F
SE 10kt
< 1ft
Tuesday Night
Low: 76 °F
S 15kt
< 1ft
Wednesday
High: 81 °F
SW 15kt
2ft
Wednesday Night
Low: 71 °F
NW 15kt
1-2ft
Thursday
High: 73 °F
NNW 10kt
2-3ft
Thursday Night
Low: 65 °F
Light Wind
1-2ft
Friday
High: 78 °F
Light Wind
< 1ft

High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 10:03 am CDT Sep 7, 2026
Forecast Valid: 11am CDT Sep 7, 2026-6pm CDT Sep 13, 2026

View Nearby Observations

Detailed Forecast

Labor Day

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

Tonight

ENE wind 5 to 10 kt becoming SE after midnight. Partly cloudy. Waves 1 ft or less.

Tuesday

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

Tuesday Night

S wind 5 to 15 kt. A chance of showers after 1am. Waves 1 ft or less.

Wednesday

SW wind 10 to 15 kt, with gusts as high as 25 kt. Showers likely and possibly a thunderstorm before 1pm, then a chance of showers and thunderstorms between 1pm and 4pm, then a chance of showers after 4pm. Waves around 2 ft.

Wednesday Night

WSW wind 10 to 15 kt becoming NNW after midnight. A slight chance of showers before 1am. Waves 1 to 2 ft.

Thursday

NNW wind around 10 kt. Mostly sunny. Waves 2 to 3 ft.

Thursday Night

Variable winds 5 kt or less. Mostly clear. Waves 1 to 2 ft.

Friday

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

The water temperature at St. Joseph is 51 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.