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Northern Indiana Local Forecast Office

4NM NW Michigan City IN

Marine Point Forecast

[NOTICE]

Overnight
Low: 32 °F
Light Wind
1ft
Monday
High: 48 °F
Light Wind
1ft
Monday Night
Low: 43 °F
S 15kt
< 1ft
Tuesday
High: 65 °F
S 15kt
1ft
Tuesday Night
Low: 49 °F
Light Wind
< 1ft
Wednesday
High: 63 °F
Light Wind
< 1ft
Wednesday Night
Low: 54 °F
S 10kt
< 1ft
Thursday
High: 72 °F
S 15kt
< 1ft
Thursday Night
Low: 57 °F
S 20kt
1ft

High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 8:46 pm CDT Apr 19, 2026
Forecast Valid: 11pm CDT Apr 19, 2026-6pm CDT Apr 26, 2026

View Nearby Observations

Detailed Forecast

Overnight

Variable winds 5 kt or less. Mostly clear. Waves around 1 ft.

Monday

Variable winds 5 kt or less. Sunny. Waves around 1 ft.

Monday Night

ESE wind 5 to 15 kt becoming S after midnight. Partly cloudy. Waves 1 ft or less.

Tuesday

S wind 10 to 15 kt becoming WSW in the afternoon. Winds could gust as high as 20 kt. Mostly sunny. Waves around 1 ft.

Tuesday Night

Variable winds 5 kt or less. A slight chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 1am. Waves 1 ft or less.

Wednesday

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

Wednesday Night

ENE wind 5 to 10 kt becoming S after midnight. Partly cloudy. Waves 1 ft or less.

Thursday

S wind 10 to 15 kt, with gusts as high as 20 kt. Mostly sunny. Waves 1 ft or less.

Thursday Night

S wind 15 to 20 kt. A slight chance of showers, then a chance of showers and thunderstorms after 1am. Waves around 1 ft.

The water temperature at St. Joseph is 50 degrees and at Michigan
City is 48 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.