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

Flooding Risks from Tropical Moisture Across the Southeast and Southwest

Tropical moisture from Isaias and Rachel will impact portions of the Southeast and Southwest this weekend. Flash flooding, strong winds and even a threat for severe thunderstorms and tornadoes are possible. Meanwhile, strong winds and dry fuels are raising fire weather concerns across the central Great Basin and western High Plains. Across the northern Rockies, first winter storm of the season. Read More >

Current conditions at

Muskegon, Muskegon County Airport (KMKG)

Lat: 43.17°NLon: 86.24°WElev: 627ft.

Partly Cloudy

62°F

17°C

Humidity 65%
Wind Speed SE 7 mph
Barometer 30.10 in (1019.2 mb)
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Last update 10 Oct 9:55 pm EDT
Extended Forecast for

Grand Haven MI

  • Tonight

    Tonight: Mostly cloudy, with a low around 56. South southeast wind 6 to 9 mph, with gusts as high as 21 mph.

    Low: 56 °F

    Mostly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 71. Light and variable wind becoming southeast around 6 mph in the afternoon.

    High: 71 °F

    Sunny

  • Sunday Night

    Sunday Night: Increasing clouds, with a low around 55. Calm wind becoming south around 5 mph after midnight.

    Low: 55 °F

    Increasing
    Clouds

  • Columbus Day

    Columbus Day: A slight chance of showers between 2pm and 5pm, then a slight chance of showers and thunderstorms after 5pm. Partly sunny, with a high near 72. South southwest wind 8 to 13 mph, with gusts as high as 22 mph. Chance of precipitation is 20%.

    High: 72 °F

    Mostly Cloudy
    then Slight
    Chance
    T-storms

  • Monday Night

    Monday Night: Showers and thunderstorms likely before 5am, then a chance of showers. Mostly cloudy, with a low around 60. South southwest wind around 9 mph, with gusts as high as 18 mph. Chance of precipitation is 60%.

    Low: 60 °F

    Showers
    Likely

  • Tuesday

    Tuesday: A 30 percent chance of showers before 8am. Mostly sunny, with a high near 70.

    High: 70 °F

    Chance
    Showers then
    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 51.

    Low: 51 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 66.

    High: 66 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 47.

    Low: 47 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 56. South southeast wind 6 to 9 mph, with gusts as high as 21 mph.
Sunday
Sunny, with a high near 71. Light and variable wind becoming southeast around 6 mph in the afternoon.
Sunday Night
Increasing clouds, with a low around 55. Calm wind becoming south around 5 mph after midnight.
Columbus Day
A slight chance of showers between 2pm and 5pm, then a slight chance of showers and thunderstorms after 5pm. Partly sunny, with a high near 72. South southwest wind 8 to 13 mph, with gusts as high as 22 mph. Chance of precipitation is 20%.
Monday Night
Showers and thunderstorms likely before 5am, then a chance of showers. Mostly cloudy, with a low around 60. South southwest wind around 9 mph, with gusts as high as 18 mph. Chance of precipitation is 60%.
Tuesday
A 30 percent chance of showers before 8am. Mostly sunny, with a high near 70.
Tuesday Night
Partly cloudy, with a low around 51.
Wednesday
Partly sunny, with a high near 66.
Wednesday Night
Mostly cloudy, with a low around 47.
Thursday
A chance of showers. Mostly cloudy, with a high near 64.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 46.
Friday
A chance of showers. Mostly cloudy, with a high near 61. Breezy.
Friday Night
A chance of showers. Mostly cloudy, with a low around 40. Breezy.
Saturday
A chance of showers. Partly sunny, with a high near 56.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Grand Haven MI
 43.05°N 86.19°W (Elev. 600 ft)
Last Update:
10:03 pm EDT Oct 10, 2026
Forecast Valid:
10pm EDT Oct 10, 2026-6pm EDT Oct 17, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation