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

Galesburg Municipal Airport (KGBG)

Lat: 40.93°NLon: 90.43°WElev: 751ft.

Fair

34°F

1°C

Humidity 87%
Wind Speed W 7 mph
Barometer 29.65 in
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Wind Chill28°F (-2°C)
Last update 24 Feb 10:55 pm CST
Extended Forecast for

Galesburg IL

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming mostly clear, with a low around 24. Northwest wind 7 to 10 mph, with gusts as high as 20 mph.

    Low: 24 °F

    Decreasing
    Clouds

  • Wednesday

    Wednesday: Increasing clouds, with a high near 42. Northwest wind 5 to 10 mph, with gusts as high as 18 mph.

    High: 42 °F

    Increasing
    Clouds

  • Wednesday Night

    Wednesday Night: A 40 percent chance of snow, mainly before 2am. Mostly cloudy, with a low around 23. Light and variable wind becoming north northeast around 5 mph after midnight.

    Low: 23 °F

    Chance Snow

  • Thursday

    Thursday: Mostly sunny, with a high near 48. East wind 5 to 7 mph becoming southwest in the afternoon.

    High: 48 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 29. South southwest wind 5 to 7 mph, with gusts as high as 15 mph.

    Low: 29 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 64. Southwest wind 7 to 16 mph, with gusts as high as 26 mph.

    High: 64 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 30. West southwest wind 7 to 9 mph becoming north northeast after midnight. Winds could gust as high as 18 mph.

    Low: 30 °F

    Mostly Clear

  • Saturday

    Saturday: A 30 percent chance of snow after noon. Partly sunny, with a high near 44.

    High: 44 °F

    Mostly Sunny
    then Chance
    Snow

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 20.

    Low: 20 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, then gradually becoming mostly clear, with a low around 24. Northwest wind 7 to 10 mph, with gusts as high as 20 mph.
Wednesday
Increasing clouds, with a high near 42. Northwest wind 5 to 10 mph, with gusts as high as 18 mph.
Wednesday Night
A 40 percent chance of snow, mainly before 2am. Mostly cloudy, with a low around 23. Light and variable wind becoming north northeast around 5 mph after midnight.
Thursday
Mostly sunny, with a high near 48. East wind 5 to 7 mph becoming southwest in the afternoon.
Thursday Night
Clear, with a low around 29. South southwest wind 5 to 7 mph, with gusts as high as 15 mph.
Friday
Sunny, with a high near 64. Southwest wind 7 to 16 mph, with gusts as high as 26 mph.
Friday Night
Mostly clear, with a low around 30. West southwest wind 7 to 9 mph becoming north northeast after midnight. Winds could gust as high as 18 mph.
Saturday
A 30 percent chance of snow after noon. Partly sunny, with a high near 44.
Saturday Night
Partly cloudy, with a low around 20.
Sunday
A 30 percent chance of snow after noon. Mostly cloudy, with a high near 35.
Sunday Night
A chance of snow. Mostly cloudy, with a low around 21.
Monday
Mostly cloudy, with a high near 35.
Monday Night
A chance of snow. Mostly cloudy, with a low around 24.
Tuesday
A chance of rain. Mostly cloudy, with a high near 40.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Galesburg IL
 40.94°N 90.39°W (Elev. 764 ft)
Last Update:
10:42 pm CST Feb 24, 2026
Forecast Valid:
11pm CST Feb 24, 2026-6pm CST Mar 3, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation