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]

    • Overnight

      Overnight:W wind 10 to 15 kt. Clear. Waves 2 to 3 ft.

      Low: 41 °F

      W 15kt
      2-3ft

    • Sunday

      Sunday:WSW wind 10 to 15 kt becoming NNW in the afternoon. A slight chance of showers between 1pm and 5pm, then a chance of sprinkles after 5pm. Waves 1 to 2 ft.

      High: 47 °F

      WSW 15kt
      1-2ft

    • Sunday Night

      Sunday Night:N wind around 10 kt. Mostly clear. Waves around 1 ft.

      Low: 38 °F

      N 10kt
      1ft

    • Monday

      Monday:Variable winds 5 kt or less. Sunny. Waves around 1 ft.

      High: 48 °F

      Light Wind
      1ft

    • Monday Night

      Monday Night:ESE wind 10 to 15 kt becoming S after midnight. Winds could gust as high as 25 kt. Partly cloudy. Waves 1 to 3 ft.

      Low: 44 °F

      S 15kt
      1-3ft

    • Tuesday

      Tuesday:S wind 10 to 20 kt. Sunny. Waves 1 to 3 ft.

      High: 57 °F

      S 20kt
      1-3ft

    • Tuesday Night

      Tuesday Night:SW wind around 10 kt becoming NNW after midnight. A chance of sprinkles before 1am. Waves around 1 ft.

      Low: 47 °F

      NW 10kt
      1ft

    • Wednesday

      Wednesday:NNE wind 5 to 10 kt. Mostly sunny. Waves 1 to 2 ft.

      High: 54 °F

      NNE 10kt
      1-2ft

    • Wednesday Night

      Wednesday Night:ENE wind 5 to 15 kt becoming SSE after midnight. Partly cloudy. Waves 1 ft or less.

      Low: 48 °F

      SSE 15kt
      < 1ft


High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 12:32 am CDT Apr 19, 2026
Forecast Valid: 12am CDT Apr 19, 2026-6pm CDT Apr 25, 2026

View Nearby Observations

Detailed Forecast

Overnight
W wind 10 to 15 kt. Clear. Waves 2 to 3 ft.
Sunday
WSW wind 10 to 15 kt becoming NNW in the afternoon. A slight chance of showers between 1pm and 5pm, then a chance of sprinkles after 5pm. Waves 1 to 2 ft.
Sunday Night
N wind around 10 kt. Mostly clear. Waves around 1 ft.
Monday
Variable winds 5 kt or less. Sunny. Waves around 1 ft.
Monday Night
ESE wind 10 to 15 kt becoming S after midnight. Winds could gust as high as 25 kt. Partly cloudy. Waves 1 to 3 ft.
Tuesday
S wind 10 to 20 kt. Sunny. Waves 1 to 3 ft.
Tuesday Night
SW wind around 10 kt becoming NNW after midnight. A chance of sprinkles before 1am. Waves around 1 ft.
Wednesday
NNE wind 5 to 10 kt. Mostly sunny. Waves 1 to 2 ft.
Wednesday Night
ENE wind 5 to 15 kt becoming SSE after midnight. Partly cloudy. Waves 1 ft or less.

*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: 12:32 am CDT Apr 19, 2026
Forecast Valid: 12am CDT Apr 19, 2026-6pm CDT Apr 25, 2026
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