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Northern Indiana Local Forecast Office

4NM NW Michigan City IN

Marine Point Forecast

[NOTICE]

Overnight
Low: 44 °F
N 10kt
< 1ft
Friday
High: 49 °F
N 10kt
1-2ft
Friday Night
Low: 38 °F
NNE 10kt
1-2ft
Saturday
High: 56 °F
Light Wind
< 1ft
Saturday Night
Low: 51 °F
ESE 15kt
< 1ft
Sunday
High: 70 °F
S 20kt
1-2ft
Sunday Night
Low: 57 °F
SSW 20kt
2-3ft
Monday
High: 69 °F
SW 20kt
1-3ft
Monday Night
Low: 59 °F
SSW 20kt
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: 11:30 pm CDT Apr 9, 2026
Forecast Valid: 11pm CDT Apr 9, 2026-6pm CDT Apr 16, 2026

View Nearby Observations

Detailed Forecast

Overnight

ENE wind 5 to 10 kt becoming N after midnight. A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 3am. Waves 1 ft or less.

Friday

N wind around 10 kt. Showers and possibly a thunderstorm before 10am, then a slight chance of showers between 10am and 11am. Waves 1 to 2 ft.

Friday Night

NNE wind 5 to 10 kt. Partly cloudy. Waves 1 to 2 ft.

Saturday

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

Saturday Night

ESE wind 5 to 15 kt. A slight chance of showers before 1am, then a chance of showers and thunderstorms between 1am and 4am, then a chance of showers after 4am. Waves 1 ft or less.

Sunday

S wind 15 to 20 kt, with gusts as high as 30 kt. A slight chance of showers after 1pm. Waves 1 to 2 ft.

Sunday Night

SSW wind around 20 kt, with gusts as high as 30 kt. A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Waves 2 to 3 ft.

Monday

SW wind 15 to 20 kt. A chance of showers, with thunderstorms also possible after 1pm. Waves 1 to 3 ft.

Monday Night

SSW wind 10 to 20 kt. A chance of showers and thunderstorms. Waves 1 to 2 ft.

Winds and waves higher in and near thunderstorms.

The water temperature at St. Joseph is 46 degrees and at Michigan
City is 45 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.