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Chicago, IL Local Forecast Office

5NM WSW Michigan City IN

Marine Point Forecast

[NOTICE]

Today
High: 38 °F
SW 20kt
2-3ft

Small Craft Advisory
Tonight
Low: 36 °F
⇑WSW 25kt
7ft

Gale Warning
Wednesday
High: 38 °F
W 25kt
11ft

Gale Warning
Wednesday Night
Low: 24 °F
WNW 25kt
10ft
Thursday
High: 28 °F
W 15kt
5ft
Thursday Night
Low: 22 °F
W 10kt
2ft
Friday
High: 30 °F
W 20kt
2-4ft
Friday Night
Low: 15 °F
WNW 25kt
5-7ft
Saturday
High: 18 °F
WNW 25kt
7ft

High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 8:26 am CST Dec 9, 2025
Forecast Valid: 8am CST Dec 9, 2025-6pm CST Dec 15, 2025

View Nearby Observations

Detailed Forecast

Today

SW wind 10 to 20 kt, with gusts as high as 30 kt. Cloudy. Waves 2 to 3 ft.

Tonight

SSW wind 15 to 20 kt becoming WSW 20 to 25 kt after midnight. Winds could gust as high as 35 kt. Rain, mainly before 2am. Waves 1 ft building to 7 ft.

Wednesday

W wind around 25 kt becoming NNW in the afternoon. Winds could gust as high as 35 kt. Rain showers likely before 8am, then rain and snow showers likely between 8am and 9am, then snow showers after 9am. Waves 7 ft building to 11 ft.

Wednesday Night

WNW wind 15 to 25 kt. A chance of snow, mainly before midnight. Waves 10 ft subsiding to 5 ft.

Thursday

W wind 10 to 15 kt. A slight chance of snow after noon. Waves 5 ft subsiding to 2 ft.

Thursday Night

W wind around 10 kt. A chance of snow. Waves around 2 ft.

Friday

SW wind 10 to 20 kt becoming W in the afternoon. A chance of snow. Waves 2 to 4 ft.

Friday Night

WNW wind 20 to 25 kt. A chance of snow. Widespread freezing spray after midnight. Waves 5 to 7 ft. occasionally to 9ft.

Saturday

WNW wind 15 to 25 kt. A chance of snow. Widespread freezing spray before noon. Waves 7 ft subsiding to 4 ft.

*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.