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

Hazardous Weather Conditions

Current conditions at

Galesburg Municipal Airport (KGBG)

Lat: 40.93°NLon: 90.43°WElev: 751ft.

Overcast

28°F

-2°C

Humidity 100%
Wind Speed N 18 mph
Barometer 30.03 in
Dewpoint 28°F (-2°C)
Visibility 7.00 mi
Wind Chill15°F (-9°C)
Last update 7 Dec 7:15 am CST
Extended Forecast for

Monmouth IL

  • Today

    Today: A 30 percent chance of snow, mainly before 8am. Cloudy, then gradually becoming mostly sunny, with a temperature falling to around 17 by 5pm. North wind 10 to 15 mph, with gusts as high as 30 mph.

    High: 27 °F⇓

    Chance Snow
    then Mostly
    Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 6. Wind chill values as low as zero. North wind 5 to 10 mph becoming light and variable after midnight.

    Low: 6 °F

    Increasing
    Clouds

  • Monday

    Monday: Partly sunny, with a high near 27. Light and variable wind becoming south 5 to 10 mph in the morning.

    High: 27 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 18. South wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 18 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 41.

    High: 41 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: A 40 percent chance of rain. Mostly cloudy, with a low around 30. Breezy.

    Low: 30 °F

    Chance Rain
    and Breezy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 37. Breezy.

    High: 37 °F

    Mostly Cloudy
    and Breezy
    then Mostly
    Cloudy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 19.

    Low: 19 °F

    Mostly Cloudy

  • Thursday

    Thursday: A 30 percent chance of snow. Mostly cloudy, with a high near 27.

    High: 27 °F

    Chance Snow

Detailed Forecast

Today
A 30 percent chance of snow, mainly before 8am. Cloudy, then gradually becoming mostly sunny, with a temperature falling to around 17 by 5pm. North wind 10 to 15 mph, with gusts as high as 30 mph.
Tonight
Increasing clouds, with a low around 6. Wind chill values as low as zero. North wind 5 to 10 mph becoming light and variable after midnight.
Monday
Partly sunny, with a high near 27. Light and variable wind becoming south 5 to 10 mph in the morning.
Monday Night
Mostly cloudy, with a low around 18. South wind 10 to 15 mph, with gusts as high as 25 mph.
Tuesday
Partly sunny, with a high near 41.
Tuesday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 30. Breezy.
Wednesday
Mostly cloudy, with a high near 37. Breezy.
Wednesday Night
Mostly cloudy, with a low around 19.
Thursday
A 30 percent chance of snow. Mostly cloudy, with a high near 27.
Thursday Night
Mostly cloudy, with a low around 6.
Friday
Partly sunny, with a high near 14.
Friday Night
Mostly cloudy, with a low around -3.
Saturday
Partly sunny, with a high near 11.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Monmouth IL
 40.9°N 90.65°W (Elev. 774 ft)
Last Update:
4:21 am CST Dec 7, 2025
Forecast Valid:
7am CST Dec 7, 2025-6pm CST Dec 13, 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