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Chicago, IL Local Forecast Office

18NM NW New Buffalo MI

Marine Point Forecast

[NOTICE]

This Afternoon
High: 37 °F
E 10kt
2ft
Tonight
Low: 40 °F
ESE 20kt
2-4ft
Sunday
High: 48 °F
SE 25kt
4-6ft
Sunday Night
Low: 26 °F
⇑NW 30kt
12ft
Monday
High: 32 °F
WNW 35kt
16-18ft
Monday Night
Low: 21 °F
NW 30kt
15ft
Tuesday
High: 30 °F
WNW 20kt⇓
9ft
Tuesday Night
Low: 27 °F
⇑S 25kt
5ft
Wednesday
High: 42 °F
S 25kt⇓
6ft

High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 1:47 pm CDT Mar 14, 2026
Forecast Valid: 2pm CDT Mar 14, 2026-6pm CDT Mar 20, 2026

View Nearby Observations

Detailed Forecast

This Afternoon

E wind 5 to 10 kt. A slight chance of snow between 3pm and 4pm. Waves around 2 ft.

Tonight

ESE wind 10 to 20 kt, with gusts as high as 30 kt. A slight chance of rain after 1am. Waves 2 to 4 ft.

Sunday

SE wind 20 to 25 kt becoming S in the afternoon. Winds could gust as high as 35 kt. A chance of rain before 1pm, then a chance of rain and thunderstorms between 1pm and 3pm, then rain likely and possibly a thunderstorm after 3pm. Waves 4 to 6 ft. occasionally to 8ft.

Sunday Night

WSW wind 20 to 25 kt becoming NW 25 to 30 kt after midnight. Rain before 1am, then snow, possibly mixed with rain. Some thunder is also possible. Waves 6 ft building to 12 ft.

Monday

WNW wind around 35 kt. Snow, possibly mixed with rain, becoming all snow after 7am. Widespread freezing spray after 9am. Waves 16 to 18 ft. occasionally to 23ft.

Monday Night

NW wind 25 to 30 kt. A chance of snow, mainly before 1am. Widespread freezing spray. Waves 15 ft subsiding to 11 ft.

Tuesday

WNW wind 15 to 20 kt decreasing to 10 to 15 kt in the afternoon. Widespread freezing spray before 1pm. Partly sunny. Waves 9 ft subsiding to 4 ft.

Tuesday Night

SW wind 10 to 15 kt becoming S 20 to 25 kt after midnight. Snow likely. Waves 2 ft building to 5 ft.

Wednesday

S wind 20 to 25 kt decreasing to 10 to 15 kt in the afternoon. A chance of snow. Waves 6 ft subsiding 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.