For More Weather Information:

Northern Indiana Local Forecast Office

4NM NW Michigan City IN

Marine Point Forecast

[NOTICE]

Overnight
Low: 33 °F
NNW 20kt
6-7ft

Small Craft Advisory
Saturday
High: 40 °F
Light Wind
5ft

Small Craft Advisory
Saturday Night
Low: 38 °F
E 20kt
1-2ft
Sunday
High: 63 °F
S 25kt
1-3ft
Sunday Night
Low: 27 °F
WSW 25kt
12ft
Monday
High: 31 °F
WNW 30kt
14-15ft
Monday Night
Low: 18 °F
WNW 35kt
14ft
Tuesday
High: 27 °F
WNW 25kt⇓
10ft
Tuesday Night
Low: 23 °F
⇑S 20kt
1-2ft

High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 12:16 am CDT Mar 14, 2026
Forecast Valid: 12am CDT Mar 14, 2026-6pm CDT Mar 20, 2026

View Nearby Observations

Detailed Forecast

Overnight

NNW wind 10 to 20 kt. Partly cloudy. Waves 6 to 7 ft.

Saturday

Variable winds 5 kt or less. Mostly cloudy. Waves 5 ft subsiding to 2 ft.

Saturday Night

E wind 10 to 20 kt. A slight chance of rain and snow showers before 8pm, then a chance of rain showers. Waves 1 to 2 ft.

Sunday

S wind 20 to 25 kt. A chance of showers, with thunderstorms also possible after 4pm. Waves 1 to 3 ft.

Sunday Night

S wind 20 to 25 kt becoming WSW after midnight. Winds could gust as high as 30 kt. Rain showers before 4am, then snow showers. Some thunder is also possible. Waves 3 ft building to 12 ft.

Monday

WNW wind 25 to 30 kt. Snow showers. Waves 14 to 15 ft.

Monday Night

WNW wind 30 to 35 kt. A chance of snow showers. Waves 14 ft subsiding to 11 ft.

Tuesday

WNW wind 20 to 25 kt decreasing to 10 to 15 kt in the afternoon. Partly sunny. Waves 10 ft subsiding to 4 ft.

Tuesday Night

WSW wind 10 to 15 kt becoming S 15 to 20 kt after midnight. A chance of snow showers. Waves 1 to 2 ft.

The water temperature at St. Joseph is 41 degrees and at Michigan
City is 38 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.