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18NM NW New Buffalo MI

[NOTICE]

High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Last Update: 3:52 am CDT Mar 21, 2026
Forecast Valid: 4am CDT Mar 21, 2026-6pm CDT Mar 27, 2026

Saturday

E wind 5 to 15 kt becoming SSW in the afternoon. Mostly sunny. Waves around 1 ft.

Saturday Night

SSW wind 10 to 15 kt becoming WNW after midnight. Partly cloudy. Waves around 2 ft.

Sunday

N wind 15 to 20 kt increasing to 20 to 25 kt in the afternoon. Winds could gust as high as 30 kt. A chance of rain. Waves 1 ft building to 9 ft.

Sunday Night

N wind 20 to 25 kt. Mostly cloudy. Waves 10 ft subsiding to 7 ft.

Monday

N wind 5 to 15 kt. Mostly sunny. Waves 6 ft subsiding to 3 ft.

Monday Night

NNE wind 5 to 10 kt becoming SSE after midnight. Mostly cloudy. Waves 1 to 2 ft.

Tuesday

S wind around 10 kt. Mostly cloudy. Waves around 1 ft.

Tuesday Night

S wind 10 to 15 kt. Mostly cloudy. Waves 1 to 2 ft.

Wednesday

ESE wind 10 to 15 kt. Mostly cloudy. Waves 1 to 2 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.