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

28°F

-2°C

Humidity 97%
Wind Speed Calm
Barometer 30.07 in
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Last update 14 Feb 12:55 am CST
Extended Forecast for

Galesburg IL

  • Overnight

    Overnight: Partly cloudy, with a low around 31. Calm wind.

    Low: 31 °F

    Partly Cloudy

  • Saturday

    Saturday: A 10 percent chance of rain after 3pm. Mostly cloudy, with a high near 54. Calm wind becoming south southeast around 6 mph.

    High: 54 °F

    Mostly Cloudy
    then Slight
    Chance Rain

  • Saturday Night

    Saturday Night: A 20 percent chance of rain before midnight. Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 37. Calm wind.

    Low: 37 °F

    Slight Chance
    Rain then
    Patchy Fog

  • Sunday

    Sunday: Patchy fog before 7am. Otherwise, sunny, with a high near 61. Calm wind becoming northwest around 5 mph.

    High: 61 °F

    Patchy Fog
    then Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 39. Calm wind becoming south southwest around 6 mph after midnight.

    Low: 39 °F

    Mostly Clear

  • Washington's Birthday

    Washington's Birthday: Partly sunny, with a high near 62. South southwest wind 6 to 10 mph, with gusts as high as 20 mph.

    High: 62 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 42. South wind around 7 mph, with gusts as high as 16 mph.

    Low: 42 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 60.

    High: 60 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: A 30 percent chance of rain before midnight. Mostly cloudy, with a low around 47.

    Low: 47 °F

    Chance Rain
    then Mostly
    Cloudy

Detailed Forecast

Overnight
Partly cloudy, with a low around 31. Calm wind.
Saturday
A 10 percent chance of rain after 3pm. Mostly cloudy, with a high near 54. Calm wind becoming south southeast around 6 mph.
Saturday Night
A 20 percent chance of rain before midnight. Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 37. Calm wind.
Sunday
Patchy fog before 7am. Otherwise, sunny, with a high near 61. Calm wind becoming northwest around 5 mph.
Sunday Night
Mostly clear, with a low around 39. Calm wind becoming south southwest around 6 mph after midnight.
Washington's Birthday
Partly sunny, with a high near 62. South southwest wind 6 to 10 mph, with gusts as high as 20 mph.
Monday Night
Mostly cloudy, with a low around 42. South wind around 7 mph, with gusts as high as 16 mph.
Tuesday
Mostly cloudy, with a high near 60.
Tuesday Night
A 30 percent chance of rain before midnight. Mostly cloudy, with a low around 47.
Wednesday
Partly sunny, with a high near 64.
Wednesday Night
Partly cloudy, with a low around 36.
Thursday
A chance of rain. Mostly sunny, with a high near 57.
Thursday Night
A chance of rain. Partly cloudy, with a low around 31.
Friday
Mostly sunny, with a high near 46.
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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:
12:36 am CST Feb 14, 2026
Forecast Valid:
1am CST Feb 14, 2026-6pm CST Feb 20, 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