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

Hazardous Weather Conditions

Current conditions at

Macomb Municipal Airport (KMQB)

Lat: 40.52°NLon: 90.65°WElev: 679ft.

Fair

23°F

-5°C

Humidity 76%
Wind Speed Calm
Barometer 30.10 in
Dewpoint 16°F (-9°C)
Visibility 10.00 mi
Last update 15 Dec 5:15 pm CST
Extended Forecast for

Plymouth IL

  • Tonight

    Tonight: Patchy fog after 5am. Otherwise, mostly clear, with a low around 20. Southwest wind around 5 mph.

    Low: 20 °F

    Mostly Clear
    then Patchy
    Fog

  • Tuesday

    Tuesday: Patchy fog before 9am. Otherwise, sunny, with a high near 39. South wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 39 °F

    Patchy Fog
    then Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 27. Southwest wind 5 to 10 mph becoming northwest after midnight.

    Low: 27 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 41. Light and variable wind becoming southeast 5 to 10 mph in the afternoon.

    High: 41 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A 40 percent chance of rain after midnight. Mostly cloudy, with a low around 35.

    Low: 35 °F

    Mostly Cloudy
    then Chance
    Rain

  • Thursday

    Thursday: Rain likely before noon. Partly sunny, with a high near 49. Breezy. Chance of precipitation is 60%.

    High: 49 °F

    Breezy. Rain
    Likely then
    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 14. Blustery.

    Low: 14 °F

    Partly Cloudy
    and Blustery
    then Partly
    Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 34.

    High: 34 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 28.

    Low: 28 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Patchy fog after 5am. Otherwise, mostly clear, with a low around 20. Southwest wind around 5 mph.
Tuesday
Patchy fog before 9am. Otherwise, sunny, with a high near 39. South wind 5 to 10 mph, with gusts as high as 20 mph.
Tuesday Night
Mostly cloudy, with a low around 27. Southwest wind 5 to 10 mph becoming northwest after midnight.
Wednesday
Mostly sunny, with a high near 41. Light and variable wind becoming southeast 5 to 10 mph in the afternoon.
Wednesday Night
A 40 percent chance of rain after midnight. Mostly cloudy, with a low around 35.
Thursday
Rain likely before noon. Partly sunny, with a high near 49. Breezy. Chance of precipitation is 60%.
Thursday Night
Partly cloudy, with a low around 14. Blustery.
Friday
Mostly sunny, with a high near 34.
Friday Night
Mostly cloudy, with a low around 28.
Saturday
Partly sunny, with a high near 48.
Saturday Night
Partly cloudy, with a low around 24.
Sunday
Mostly sunny, with a high near 39.
Sunday Night
Mostly cloudy, with a low around 29.
Monday
Partly sunny, with a high near 44.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Plymouth IL
 40.29°N 90.91°W (Elev. 650 ft)
Last Update:
4:51 pm CST Dec 15, 2025
Forecast Valid:
5pm CST Dec 15, 2025-6pm CST Dec 22, 2025
 
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