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Northern Indiana Local Forecast Office

4NM NW Michigan City IN

Marine Point Forecast

[NOTICE]

This Afternoon
High: 54 °F
N 10kt
1ft
Tonight
Low: 37 °F
N 10kt
1ft
Saturday
High: 59 °F
Light Wind
< 1ft
Saturday Night
Low: 44 °F
SSW 10kt
< 1ft
Sunday
High: 56 °F
⇑N 20kt
4ft
Sunday Night
Low: 35 °F
N 25kt
9ft
Monday
High: 39 °F
N 15kt
9ft
Monday Night
Low: 33 °F
SSE 10kt
1-3ft
Tuesday
High: 49 °F
SSE 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: 1:29 pm CDT Mar 20, 2026
Forecast Valid: 2pm CDT Mar 20, 2026-6pm CDT Mar 26, 2026

View Nearby Observations

Detailed Forecast

This Afternoon

N wind around 10 kt. Partly sunny. Waves around 1 ft.

Tonight

N wind 5 to 10 kt. Mostly cloudy. Waves around 1 ft.

Saturday

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

Saturday Night

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

Sunday

WSW wind 10 to 15 kt becoming N 15 to 20 kt in the afternoon. Winds could gust as high as 25 kt. A slight chance of showers and thunderstorms. Waves 1 ft building to 4 ft.

Sunday Night

N wind 20 to 25 kt. Mostly cloudy. Waves 6 ft building to 9 ft.

Monday

N wind 10 to 15 kt. Mostly sunny. Waves 9 ft subsiding to 5 ft.

Monday Night

NNE wind 5 to 10 kt becoming SSE after midnight. Partly cloudy. Waves 1 to 3 ft.

Tuesday

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

The water temperature at St. Joseph and at Michigan City is 39
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.