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

52°F

11°C

Humidity 53%
Wind Speed SW 6 mph
Barometer 30.06 in
Dewpoint 35°F (2°C)
Visibility 10.00 mi
Wind Chill50°F (10°C)
Last update 13 Feb 5:15 pm CST
Extended Forecast for

Galesburg IL

  • Tonight

    Tonight: Increasing clouds, with a low around 35. West southwest wind around 5 mph becoming calm in the evening.

    Low: 35 °F

    Increasing
    Clouds

  • 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

Tonight
Increasing clouds, with a low around 35. West southwest wind around 5 mph becoming calm in the evening.
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
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ABOUT THIS FORECAST

 
Point Forecast:
Galesburg IL
 40.94°N 90.39°W (Elev. 764 ft)
Last Update:
3:36 pm CST Feb 13, 2026
Forecast Valid:
5pm CST Feb 13, 2026-6pm CST Feb 20, 2026
 
Forecast Discussion
 
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Additional Resources

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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