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

17°F

-8°C

Humidity 100%
Wind Speed W 7 mph
Barometer 30.04 in
Dewpoint 17°F (-8°C)
Visibility 10.00 mi
Wind Chill7°F (-14°C)
Last update 20 Feb 9:55 pm CST
Extended Forecast for

Galesburg IL

  • Tonight

    Tonight: Mostly clear, with a low around 19. West northwest wind around 9 mph, with gusts as high as 18 mph.

    Low: 19 °F

    Mostly Clear

  • Saturday

    Saturday: Partly sunny, with a high near 34. West northwest wind 9 to 16 mph, with gusts as high as 23 mph.

    High: 34 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 17. Wind chill values between 2 and 12. Northwest wind 14 to 16 mph, with gusts as high as 28 mph.

    Low: 17 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 28. Wind chill values between 1 and 11. Blustery, with a northwest wind 16 to 20 mph, with gusts as high as 31 mph.

    High: 28 °F

    Partly Sunny
    then Mostly
    Sunny and
    Blustery

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 13. Northwest wind 13 to 18 mph, with gusts as high as 30 mph.

    Low: 13 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 31. North northwest wind 6 to 13 mph, with gusts as high as 23 mph.

    High: 31 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 16. Calm wind becoming south 5 to 7 mph after midnight. Winds could gust as high as 15 mph.

    Low: 16 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 47.

    High: 47 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 31.

    Low: 31 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 19. West northwest wind around 9 mph, with gusts as high as 18 mph.
Saturday
Partly sunny, with a high near 34. West northwest wind 9 to 16 mph, with gusts as high as 23 mph.
Saturday Night
Mostly cloudy, with a low around 17. Wind chill values between 2 and 12. Northwest wind 14 to 16 mph, with gusts as high as 28 mph.
Sunday
Partly sunny, with a high near 28. Wind chill values between 1 and 11. Blustery, with a northwest wind 16 to 20 mph, with gusts as high as 31 mph.
Sunday Night
Partly cloudy, with a low around 13. Northwest wind 13 to 18 mph, with gusts as high as 30 mph.
Monday
Sunny, with a high near 31. North northwest wind 6 to 13 mph, with gusts as high as 23 mph.
Monday Night
Partly cloudy, with a low around 16. Calm wind becoming south 5 to 7 mph after midnight. Winds could gust as high as 15 mph.
Tuesday
Partly sunny, with a high near 47.
Tuesday Night
Mostly cloudy, with a low around 31.
Wednesday
Partly sunny, with a high near 53.
Wednesday Night
Mostly cloudy, with a low around 24.
Thursday
Mostly sunny, with a high near 46.
Thursday Night
Mostly clear, with a low around 29.
Friday
Sunny, with a high near 58.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Galesburg IL
 40.94°N 90.39°W (Elev. 764 ft)
Last Update:
9:56 pm CST Feb 20, 2026
Forecast Valid:
10pm CST Feb 20, 2026-6pm CST Feb 27, 2026
 
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