For More Weather Information:

Northern Indiana Local Forecast Office

Michigan City IN

Marine Point Forecast

[NOTICE]

Today
High: 70 °F
NE 10kt
< 1ft
Tonight
Low: 61 °F
ESE 10kt
< 1ft
Saturday
High: 71 °F
ESE 10kt
< 1ft
Saturday Night
Low: 65 °F
Light Wind
< 1ft
Sunday
High: 68 °F
NE 15kt
1-2ft
Sunday Night
Low: 58 °F
ENE 15kt
2ft
Monday
High: 63 °F
ENE 15kt
1-2ft
Monday Night
Low: 55 °F
ENE 15kt
2-3ft
Tuesday
High: 64 °F
NE 15kt
2ft

High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 6:30 am CDT Sep 18, 2026
Forecast Valid: 6am CDT Sep 18, 2026-6pm CDT Sep 24, 2026

View Nearby Observations

Detailed Forecast

Today

NE wind 5 to 10 kt. Partly sunny. Waves 1 ft or less.

Tonight

ENE wind 5 to 10 kt becoming ESE after midnight. A chance of showers, with thunderstorms also possible after 4am. Waves 1 ft or less.

Saturday

ESE wind 5 to 10 kt becoming SSE in the afternoon. Showers and possibly a thunderstorm, mainly before 2pm, then a chance of showers and thunderstorms after 2pm. Waves 1 ft or less.

Saturday Night

Variable winds 5 kt or less. Showers and possibly a thunderstorm. Waves 1 ft or less.

Sunday

NE wind 10 to 15 kt. Showers likely and possibly a thunderstorm. Waves 1 to 2 ft.

Sunday Night

ENE wind 10 to 15 kt, with gusts as high as 20 kt. A chance of showers and thunderstorms. Waves around 2 ft.

Monday

ENE wind around 15 kt, with gusts as high as 20 kt. Showers likely and possibly a thunderstorm before 1pm, then a chance of showers. Waves 1 to 2 ft.

Monday Night

ENE wind 10 to 15 kt, with gusts as high as 25 kt. A chance of showers. Waves 2 to 3 ft.

Tuesday

NE wind 10 to 15 kt. A chance of showers. Waves around 2 ft.

Winds and waves higher in and near thunderstorms.

The water temperature at St. Joseph is 54 degrees and at Michigan
City is 52 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.