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Northern Indiana Local Forecast Office

9NM WSW Saint Joseph MI

Marine Point Forecast

[NOTICE]

This Afternoon
High: 35 °F
N 20kt
4-5ft

Small Craft Advisory
Tonight
Low: 17 °F
NNE 15kt
5ft

Small Craft Advisory
Monday
High: 26 °F
S 10kt
1ft
Monday Night
Low: 22 °F
⇑S 30kt
6ft
Tuesday
High: 41 °F
WSW 30kt
5-7ft
Tuesday Night
Low: 38 °F
⇑SSW 35kt
9ft
Wednesday
High: 41 °F
W 35kt
10-11ft
Wednesday Night
Low: 29 °F
WNW 25kt⇓
10ft
Thursday
High: 30 °F
WNW 15kt
3-4ft

High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 2:16 pm CST Dec 7, 2025
Forecast Valid: 3pm CST Dec 7, 2025-6pm CST Dec 13, 2025

View Nearby Observations

Detailed Forecast

This Afternoon

N wind 15 to 20 kt. A chance of snow, mainly before 4pm. Waves 4 to 5 ft.

Tonight

NNE wind 10 to 15 kt becoming E after midnight. Partly cloudy. Waves 5 ft subsiding to 1 ft.

Monday

E wind around 10 kt becoming S in the afternoon. Partly sunny. Waves around 1 ft.

Monday Night

S wind 10 to 20 kt increasing to 20 to 30 kt after midnight. A chance of snow after midnight. Waves 1 ft building to 6 ft.

Tuesday

WSW wind 20 to 30 kt. A chance of snow before noon, then a slight chance of rain and snow between noon and 3pm, then a slight chance of rain after 3pm. Waves 5 to 7 ft.

Tuesday Night

SSW wind 20 to 25 kt increasing to 30 to 35 kt after midnight. Rain. Waves 4 ft building to 9 ft.

Wednesday

W wind 30 to 35 kt becoming NW in the afternoon. Rain before noon, then snow likely, possibly mixed with rain. Waves 10 to 11 ft.

Wednesday Night

WNW wind 20 to 25 kt decreasing to 15 to 20 kt after midnight. A chance of snow. Waves 10 ft subsiding to 5 ft.

Thursday

WNW wind around 15 kt. A chance of snow. Waves 3 to 4 ft.

The water temperature at St. Joseph is 44 degrees and at Michigan
City is 41 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.