Dangerous Heat and Heavy Rainfall into the Weekend

Hot temperatures and high humidity are forecast to continue across the mid-Mississippi Valley into this weekend. Heat Advisories remain in effect. Heavy to excessive rainfall occurring at times through the weekend could bring areas of flooding to parts of the northern Rockies, upper Midwest, central Great Lakes, and southern New England. Read More >

Hazardous Weather Conditions

For More Weather Information:

Grand Rapids, MI Local Forecast Office

6NM W Grand Haven MI

Marine Point Forecast

[NOTICE]
    • Today

      Today:ENE wind 9 to 13 kt. Mostly sunny. Waves 1 ft or less.

      High: 71 °F

      ENE 13kt
      < 1ft

    • Tonight

      Tonight:E wind 13 to 17 kt. Showers likely, with thunderstorms also possible after 4am.   Waves 1 to 2 ft.

      Low: 58 °F

      E 17kt
      1-2ft

    • Saturday

      Saturday:E wind 16 to 18 kt. Showers and possibly a thunderstorm before 9am, then a chance of showers and thunderstorms between 9am and noon, then showers likely and possibly a thunderstorm after noon.   Waves around 2 ft.

      High: 66 °F

      E 18kt
      2ft

    • Saturday Night

      Saturday Night:ENE wind around 15 kt. A chance of showers and thunderstorms, then showers likely after 7pm.   Waves around 1 ft.

      Low: 59 °F

      ENE 15kt
      1ft

    • Sunday

      Sunday:NE wind 15 to 17 kt. A chance of showers.   Waves 1 to 2 ft.

      High: 67 °F

      NE 17kt
      1-2ft

    • Sunday Night

      Sunday Night:ENE wind 15 to 19 kt. Mostly cloudy. Waves 1 to 2 ft.

      Low: 57 °F

      ENE 19kt
      1-2ft

    • Monday

      Monday:ENE wind around 21 kt, with gusts as high as 27 kt. A chance of showers.   Waves 2 to 3 ft.

      High: 63 °F

      ENE 21kt
      2-3ft

    • Monday Night

      Monday Night:ENE wind 18 to 22 kt. Mostly cloudy. Waves 2 to 3 ft.

      Low: 54 °F

      ENE 22kt
      2-3ft

    • Tuesday

      Tuesday:NE wind 17 to 19 kt. A chance of showers.   Waves around 2 ft.

      High: 63 °F

      NE 19kt
      2ft


High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 4:36 am CDT Sep 18, 2026
Forecast Valid: 6am CDT Sep 18, 2026-6pm CDT Sep 24, 2026

View Nearby Observations

Detailed Forecast

Today
ENE wind 9 to 13 kt. Mostly sunny. Waves 1 ft or less.
Tonight
E wind 13 to 17 kt. Showers likely, with thunderstorms also possible after 4am. Waves 1 to 2 ft.
Saturday
E wind 16 to 18 kt. Showers and possibly a thunderstorm before 9am, then a chance of showers and thunderstorms between 9am and noon, then showers likely and possibly a thunderstorm after noon. Waves around 2 ft.
Saturday Night
ENE wind around 15 kt. A chance of showers and thunderstorms, then showers likely after 7pm. Waves around 1 ft.
Sunday
NE wind 15 to 17 kt. A chance of showers. Waves 1 to 2 ft.
Sunday Night
ENE wind 15 to 19 kt. Mostly cloudy. Waves 1 to 2 ft.
Monday
ENE wind around 21 kt, with gusts as high as 27 kt. A chance of showers. Waves 2 to 3 ft.
Monday Night
ENE wind 18 to 22 kt. Mostly cloudy. Waves 2 to 3 ft.
Tuesday
NE wind 17 to 19 kt. A chance of showers. Waves around 2 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: 43.04°N 86.37°W
Last Update: 4:36 am CDT Sep 18, 2026
Forecast Valid: 6am CDT Sep 18, 2026-6pm CDT Sep 24, 2026
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