National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

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Chicago, IL Local Forecast Office

18NM NW New Buffalo MI

Marine Point Forecast

[NOTICE]

    • Tonight

      Tonight:SSW wind around 10 kt, with gusts as high as 15 kt. Cloudy, then gradually becoming partly cloudy. Waves 1 to 2 ft.

      Low: 47 °F

      SSW 10kt
      1-2ft

    • Monday

      Monday:SSW wind around 10 kt, with gusts as high as 15 kt. Partly sunny. Waves around 1 ft.

      High: 51 °F

      SSW 10kt
      1ft

    • Monday Night

      Monday Night:SSW wind 10 to 20 kt. A chance of rain and thunderstorms, mainly after 4am. Waves 1 to 3 ft.

      Low: 47 °F

      SSW 20kt
      1-3ft

    • Tuesday

      Tuesday:SSW wind 15 to 20 kt. A chance of rain and thunderstorms, then rain and possibly a thunderstorm after 4pm. Waves around 4 ft.

      High: 52 °F

      SSW 20kt
      4ft

    • Tuesday Night

      Tuesday Night:W wind around 15 kt becoming N after midnight. Winds could gust as high as 20 kt. Rain and possibly a thunderstorm before 10pm, then rain likely. Waves 3 ft building to 6 ft.

      Low: 39 °F

      N 15kt
      Waves Building6ft

    • Wednesday

      Wednesday:NNE wind 15 to 20 kt. A chance of rain, mainly after 1pm. Waves 6 to 7 ft. occasionally to 9ft.

      High: 44 °F

      NNE 20kt
      6-7ft

    • Wednesday Night

      Wednesday Night:ENE wind 20 to 25 kt. Rain likely, mainly after 1am. Waves around 6 ft.

      Low: 37 °F

      ENE 25kt
      6ft

    • Thursday

      Thursday:NE wind 20 to 25 kt. Rain. Waves 5 to 6 ft. occasionally to 8ft.

      High: 48 °F

      NE 25kt
      5-6ft

    • Thursday Night

      Thursday Night:N wind 15 to 20 kt. Rain likely. Waves 4 to 5 ft.

      Low: 40 °F

      N 20kt
      4-5ft


High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 6:31 pm CDT Mar 29, 2026
Forecast Valid: 6pm CDT Mar 29, 2026-6pm CDT Apr 5, 2026

View Nearby Observations

Detailed Forecast

Tonight
SSW wind around 10 kt, with gusts as high as 15 kt. Cloudy, then gradually becoming partly cloudy. Waves 1 to 2 ft.
Monday
SSW wind around 10 kt, with gusts as high as 15 kt. Partly sunny. Waves around 1 ft.
Monday Night
SSW wind 10 to 20 kt. A chance of rain and thunderstorms, mainly after 4am. Waves 1 to 3 ft.
Tuesday
SSW wind 15 to 20 kt. A chance of rain and thunderstorms, then rain and possibly a thunderstorm after 4pm. Waves around 4 ft.
Tuesday Night
W wind around 15 kt becoming N after midnight. Winds could gust as high as 20 kt. Rain and possibly a thunderstorm before 10pm, then rain likely. Waves 3 ft building to 6 ft.
Wednesday
NNE wind 15 to 20 kt. A chance of rain, mainly after 1pm. Waves 6 to 7 ft. occasionally to 9ft.
Wednesday Night
ENE wind 20 to 25 kt. Rain likely, mainly after 1am. Waves around 6 ft.
Thursday
NE wind 20 to 25 kt. Rain. Waves 5 to 6 ft. occasionally to 8ft.
Thursday Night
N wind 15 to 20 kt. Rain likely. Waves 4 to 5 ft.

*Notices:

  1. 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.
  2. 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.
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ABOUT THIS FORECAST

Point Forecast: 42.02°N 86.99°W
Last Update: 6:31 pm CDT Mar 29, 2026
Forecast Valid: 6pm CDT Mar 29, 2026-6pm CDT Apr 5, 2026
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