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

Excessive Rainfall Possible This Weekend; October Heat Wave in California

A slow moving front will be the focus area for heavy to excessive rainfall and a threat for flash/urban flooding across the northern Gulf Coast and Southeast U.S. through this weekend. Abnormally hot, potentially record-breaking, temperatures will impact southern California and stretch north toward the Bay Area and Central Valley into next week. Read More >

Current conditions at

Holland - West Michigan Regional Airport (KBIV)

Lat: 42.75°NLon: 86.1°WElev: 686ft.

Partly Cloudy

52°F

11°C

Humidity 86%
Wind Speed S 7 mph
Barometer 30.12 in (1020.1 mb)
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Wind Chill50°F (10°C)
Last update 4 Oct 4:53 am EDT
Extended Forecast for

Allegan MI

  • Overnight

    Overnight: Scattered showers. Mostly cloudy, with a steady temperature around 49. South wind around 5 mph. Chance of precipitation is 30%.

    Low: 49 °F

    Scattered
    Showers

  • Sunday

    Sunday: Mostly sunny, with a high near 66. South southwest wind 5 to 11 mph becoming west northwest in the afternoon. Winds could gust as high as 21 mph.

    High: 66 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 41. Light northwest wind.

    Low: 41 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 62. Calm wind becoming northwest 5 to 7 mph in the afternoon.

    High: 62 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 37. Calm wind.

    Low: 37 °F

    Clear

  • Tuesday

    Tuesday: Patchy frost before 8am. Otherwise, sunny, with a high near 65.

    High: 65 °F

    Patchy Frost
    then Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 51.

    Low: 51 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 67.

    High: 67 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 46.

    Low: 46 °F

    Mostly Clear

Detailed Forecast

Overnight
Scattered showers. Mostly cloudy, with a steady temperature around 49. South wind around 5 mph. Chance of precipitation is 30%.
Sunday
Mostly sunny, with a high near 66. South southwest wind 5 to 11 mph becoming west northwest in the afternoon. Winds could gust as high as 21 mph.
Sunday Night
Mostly clear, with a low around 41. Light northwest wind.
Monday
Sunny, with a high near 62. Calm wind becoming northwest 5 to 7 mph in the afternoon.
Monday Night
Clear, with a low around 37. Calm wind.
Tuesday
Patchy frost before 8am. Otherwise, sunny, with a high near 65.
Tuesday Night
Mostly clear, with a low around 51.
Wednesday
Sunny, with a high near 67.
Wednesday Night
Mostly clear, with a low around 46.
Thursday
Sunny, with a high near 66.
Thursday Night
Mostly clear, with a low around 44.
Friday
Sunny, with a high near 66.
Friday Night
Mostly clear, with a low around 42.
Saturday
Sunny, with a high near 69.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Allegan MI
 42.54°N 85.83°W (Elev. 732 ft)
Last Update:
5:03 am EDT Oct 4, 2026
Forecast Valid:
5am EDT Oct 4, 2026-6pm EDT Oct 10, 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