For More Weather Information:

Northern Indiana Local Forecast Office

4NM NW Michigan City IN

Marine Point Forecast

[NOTICE]

Overnight
Low: 56 °F
SSW 20kt
2ft

Small Craft Advisory
Tuesday
High: 63 °F
SSW 15kt
2ft

Small Craft Advisory
Tuesday Night
Low: 39 °F
NNE 15kt
5ft

Small Craft Advisory
Wednesday
High: 47 °F
NE 15kt
3-5ft

Small Craft Advisory
Wednesday Night
Low: 43 °F
E 15kt
1-3ft
Thursday
High: 66 °F
S 20kt
1ft
Thursday Night
Low: 49 °F
SSW 20kt
2ft
Friday
High: 58 °F
WSW 10kt
2ft
Friday Night
Low: 51 °F
SSE 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: 12:15 am CDT Mar 31, 2026
Forecast Valid: 12am CDT Mar 31, 2026-6pm CDT Apr 6, 2026

View Nearby Observations

Detailed Forecast

Overnight

SSW wind around 20 kt. A chance of showers and thunderstorms. Waves around 2 ft.

Tuesday

SSW wind around 15 kt becoming W in the afternoon. Winds could gust as high as 25 kt. A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 4pm. Waves around 2 ft.

Tuesday Night

NNE wind around 15 kt. Showers and possibly a thunderstorm. Waves 2 ft building to 5 ft.

Wednesday

NE wind 10 to 15 kt. Showers likely, mainly before 1pm. Waves 3 to 5 ft.

Wednesday Night

E wind 10 to 15 kt. Showers and possibly a thunderstorm. Waves 1 to 3 ft.

Thursday

SE wind 15 to 20 kt becoming S in the afternoon. Winds could gust as high as 30 kt. Showers and possibly a thunderstorm. Waves around 1 ft.

Thursday Night

SSW wind 15 to 20 kt, with gusts as high as 25 kt. Showers and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms between 1am and 4am, then a chance of showers after 4am. Waves around 2 ft.

Friday

WSW wind around 10 kt becoming NNE in the afternoon. A chance of showers. Waves around 2 ft.

Friday Night

NE wind around 10 kt becoming SSE after midnight. A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Waves around 2 ft.

Winds and waves higher in and near thunderstorms.

The water temperature at St. Joseph is 41 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.