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Northern Indiana Local Forecast Office

4NM NW Michigan City IN

Marine Point Forecast

[NOTICE]

Overnight
Low: 44 °F
SE 15kt
1ft
Saturday
High: 58 °F
SSW 15kt
1-3ft
Saturday Night
Low: 39 °F
W 20kt
3-4ft
Sunday
High: 47 °F
WNW 20kt⇓
5ft
Sunday Night
Low: 40 °F
WSW 15kt
1ft
Monday
High: 46 °F
WNW 15kt
2ft
Monday Night
Low: 30 °F
N 25kt
8ft
Tuesday
High: 41 °F
NNE 15kt
7ft
Tuesday Night
Low: 36 °F
SSE 15kt
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: 11:15 pm CDT Apr 3, 2026
Forecast Valid: 11pm CDT Apr 3, 2026-6pm CDT Apr 10, 2026

View Nearby Observations

Detailed Forecast

Overnight

ENE wind 10 to 15 kt becoming SE after midnight. Showers and possibly a thunderstorm before 1am, then showers and thunderstorms likely between 1am and 3am, then showers and possibly a thunderstorm after 3am. Waves around 1 ft.

Saturday

S wind around 15 kt becoming WSW in the afternoon. Winds could gust as high as 20 kt. Showers and possibly a thunderstorm before noon, then a chance of showers. Waves 1 to 3 ft.

Saturday Night

W wind 15 to 20 kt. Mostly cloudy. Waves 3 to 4 ft.

Sunday

WNW wind 15 to 20 kt decreasing to 5 to 10 kt in the afternoon. Partly sunny. Waves 5 ft subsiding to 2 ft.

Sunday Night

WSW wind 5 to 15 kt. A chance of showers, mainly before 1am. Waves around 1 ft.

Monday

WNW wind 10 to 15 kt. Mostly sunny. Waves around 2 ft.

Monday Night

N wind 15 to 25 kt. Partly cloudy. Waves 2 ft building to 8 ft.

Tuesday

NNE wind 5 to 15 kt. Mostly sunny. Waves 7 ft subsiding to 3 ft.

Tuesday Night

NE wind 5 to 15 kt becoming SSE after midnight. Mostly cloudy. Waves 1 to 2 ft.

Winds and waves higher in and near thunderstorms.

The water temperature at St. Joseph is 43 degrees and at Michigan
City is 42 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.