For More Weather Information:

Northern Indiana Local Forecast Office

4NM NW Michigan City IN

Marine Point Forecast

[NOTICE]

Tonight
Low: 49 °F
S 25kt
1-2ft

Small Craft Advisory
Tuesday
High: 56 °F
W 15kt
1-2ft

Small Craft Advisory
Tuesday Night
Low: 46 °F
Light Wind
< 1ft
Wednesday
High: 52 °F
N 15kt
1-2ft
Wednesday Night
Low: 43 °F
N 10kt
1-2ft
Thursday
High: 52 °F
Light Wind
< 1ft
Thursday Night
Low: 42 °F
Light Wind
< 1ft
Friday
High: 49 °F
N 10kt
1ft
Friday Night
Low: 40 °F
N 10kt
1ft

High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 10:16 pm CDT Apr 27, 2026
Forecast Valid: 10pm CDT Apr 27, 2026-6pm CDT May 4, 2026

View Nearby Observations

Detailed Forecast

Tonight

S wind 15 to 25 kt becoming W after midnight. Showers likely and possibly a thunderstorm before 11pm, then a chance of showers and thunderstorms between 11pm and 1am. Waves 1 to 2 ft.

Tuesday

W wind 5 to 15 kt. Partly sunny. Waves 1 to 2 ft.

Tuesday Night

Variable winds 5 kt or less. A chance of showers, mainly after 1am. Waves 1 ft or less.

Wednesday

N wind 10 to 15 kt. Mostly sunny. Waves 1 to 2 ft.

Wednesday Night

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

Thursday

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

Thursday Night

Variable winds 5 kt or less. Partly cloudy. Waves 1 ft or less.

Friday

N wind around 10 kt. Partly sunny. Waves around 1 ft.

Friday Night

N wind 5 to 10 kt. Partly cloudy. Waves around 1 ft.

Winds and waves higher in and near thunderstorms.

The water temperature at St. Joseph is 45 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.