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Chicago, IL Local Forecast Office

18NM NW New Buffalo MI

Marine Point Forecast

[NOTICE]

Overnight
Low: 44 °F
SSW 25kt
4-6ft

Gale Warning
Friday
High: 50 °F
NE 10kt
1-2ft
Friday Night
Low: 43 °F
SSE 15kt
1-2ft
Saturday
High: 55 °F
S 15kt
2-3ft
Saturday Night
Low: 39 °F
W 20kt
3-4ft
Sunday
High: 45 °F
WNW 20kt⇓
2-4ft
Sunday Night
Low: 40 °F
WSW 10kt
1ft
Monday
High: 44 °F
WNW 15kt
1-2ft
Monday Night
Low: 34 °F
⇑N 25kt
9ft

High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 10:51 pm CDT Apr 2, 2026
Forecast Valid: 11pm CDT Apr 2, 2026-6pm CDT Apr 9, 2026

View Nearby Observations

Detailed Forecast

Overnight

SSW wind 15 to 25 kt becoming WSW after midnight. Showers and thunderstorms likely before 1am, then a slight chance of showers between 1am and 2am. Some of the storms could be severe. Waves 4 to 6 ft. occasionally to 8ft.

Friday

W wind 5 to 10 kt becoming NE in the afternoon. Mostly cloudy. Waves 1 to 2 ft.

Friday Night

NE wind around 15 kt becoming S after midnight. Showers and thunderstorms likely, then showers and possibly a thunderstorm after 1am. Waves 1 to 2 ft.

Saturday

S wind around 15 kt becoming WSW in the afternoon. Showers, mainly before 1pm. Waves 2 to 3 ft.

Saturday Night

W wind 15 to 20 kt. Mostly cloudy. Waves 3 to 4 ft.

Sunday

WNW wind 15 to 20 kt decreasing to 5 to 10 kt in the afternoon. Partly sunny. Waves 2 to 4 ft.

Sunday Night

WSW wind 5 to 10 kt. A slight chance of showers after 1am. Waves around 1 ft.

Monday

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

Monday Night

N wind 10 to 15 kt increasing to 20 to 25 kt after midnight. Mostly cloudy. Waves 1 ft building to 9 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.