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Northern Indiana Local Forecast Office

4NM NW Michigan City IN

Marine Point Forecast

[NOTICE]

Overnight
Low: 60 °F
N 10kt
1-2ft
Monday
High: 75 °F
WSW 10kt
< 1ft
Monday Night
Low: 63 °F
SW 10kt
< 1ft
Tuesday
High: 75 °F
SSW 15kt
1-2ft
Tuesday Night
Low: 61 °F
WSW 10kt
1ft
Wednesday
High: 76 °F
SSE 15kt
< 1ft
Wednesday Night
Low: 64 °F
SSE 20kt
2-4ft
Thursday
High: 72 °F
W 25kt⇓
5ft
Thursday Night
Low: 63 °F
NW 10kt
2ft

High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 11:47 pm CDT Jun 14, 2026
Forecast Valid: 12am CDT Jun 15, 2026-6pm CDT Jun 21, 2026

View Nearby Observations

Detailed Forecast

Overnight

N wind 5 to 10 kt becoming W. Mostly clear. Waves 1 to 2 ft.

Monday

WSW wind 5 to 10 kt. Mostly sunny. Waves 1 ft or less.

Monday Night

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

Tuesday

SSW wind 10 to 15 kt, with gusts as high as 25 kt. A chance of showers and thunderstorms before 11am, then a chance of showers between 11am and 1pm, then showers and possibly a thunderstorm after 1pm. Waves 1 to 2 ft.

Tuesday Night

WSW wind around 10 kt. A chance of showers and thunderstorms before 10pm, then a chance of showers between 10pm and 1am. Waves around 1 ft.

Wednesday

WSW wind 5 to 15 kt becoming SSE in the afternoon. Winds could gust as high as 25 kt. Showers and possibly a thunderstorm after 1pm. Waves 1 ft or less.

Wednesday Night

SSE wind around 20 kt becoming W after midnight. Winds could gust as high as 30 kt. Showers and possibly a thunderstorm before 1am, then a chance of showers. Waves 2 to 4 ft.

Thursday

W wind 20 to 25 kt decreasing to 10 to 15 kt in the afternoon. Mostly sunny. Waves 5 ft subsiding to 2 ft.

Thursday Night

NW wind around 10 kt. A slight chance of showers and thunderstorms before 1am. Waves around 2 ft.

Winds and waves higher in and near thunderstorms.

The water temperature at St. Joseph is 67 degrees and at Michigan
City is 66 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.