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Northern Indiana Local Forecast Office

9NM WSW Saint Joseph MI

Marine Point Forecast

[NOTICE]

Overnight
Low: 30 °F
W 25kt
7ft

Small Craft Advisory
Sunday
High: 38 °F
W 25kt
11ft

Small Craft Advisory
Sunday Night
Low: 30 °F
NNW 20kt⇓
10ft

Small Craft Advisory
Monday
High: 33 °F
SSW 10kt
1-3ft

Small Craft Advisory
Monday Night
Low: 30 °F
W 15kt
1-2ft
Tuesday
High: 32 °F
WNW 15kt
2-3ft
Tuesday Night
Low: 25 °F
SW 20kt
2-3ft
Wednesday
High: 34 °F
SW 20kt
3-4ft
Wednesday Night
Low: 25 °F
NW 25kt
7ft

High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 11:17 pm CST Nov 29, 2025
Forecast Valid: 12am CST Nov 30, 2025-6pm CST Dec 6, 2025

View Nearby Observations

Detailed Forecast

Overnight

S wind 20 to 25 kt becoming W. Winds could gust as high as 30 kt. Snow. Waves 2 ft building to 7 ft.

Sunday

W wind 20 to 25 kt becoming NNW in the afternoon. Winds could gust as high as 30 kt. Rain and snow, becoming all snow after noon. Waves 8 ft building to 11 ft.

Sunday Night

NNW wind 15 to 20 kt becoming WNW 5 to 10 kt after midnight. Winds could gust as high as 25 kt. Snow likely before midnight. Waves 10 ft subsiding to 3 ft.

Monday

WSW wind 5 to 10 kt becoming S in the afternoon. Snow likely after noon. Waves 1 to 3 ft.

Monday Night

S wind 10 to 15 kt becoming WNW after midnight. Snow. Waves 1 to 2 ft.

Tuesday

WNW wind 10 to 15 kt becoming WSW in the afternoon. A chance of snow, mainly before noon. Waves 2 to 3 ft.

Tuesday Night

SW wind 10 to 20 kt. A slight chance of snow before midnight. Waves 2 to 3 ft.

Wednesday

SW wind around 20 kt. A chance of snow. Waves 3 to 4 ft.

Wednesday Night

W wind 20 to 25 kt becoming NNW after midnight. Snow likely. Waves 4 ft building to 7 ft.

The water temperature at St. Joseph is 46 degrees and at Michigan
City is 44 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.