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

40°F

4°C

Humidity 82%
Wind Speed S 7 mph
Barometer 29.88 in
Dewpoint 35°F (2°C)
Visibility 10.00 mi
Wind Chill35°F (2°C)
Last update 9 Feb 10:35 pm CST
Extended Forecast for

Galesburg IL

  • Tonight

    Tonight: Partly cloudy, with a low around 36. South wind 9 to 13 mph becoming west after midnight. Winds could gust as high as 21 mph.

    Low: 36 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 48. Northwest wind 10 to 17 mph, with gusts as high as 28 mph.

    High: 48 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 25. Northwest wind 6 to 9 mph, with gusts as high as 20 mph.

    Low: 25 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 45. Northwest wind 3 to 7 mph. Winds could gust as high as 16 mph.

    High: 45 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Increasing clouds, with a low around 29. Light and variable wind.

    Low: 29 °F

    Increasing
    Clouds

  • Thursday

    Thursday: A chance of rain and snow after noon. Cloudy, with a high near 44. Southeast wind 3 to 6 mph. Chance of precipitation is 30%.

    High: 44 °F

    Cloudy then
    Chance
    Rain/Snow

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 28. East southeast wind around 6 mph.

    Low: 28 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 45.

    High: 45 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 30.

    Low: 30 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 36. South wind 9 to 13 mph becoming west after midnight. Winds could gust as high as 21 mph.
Tuesday
Mostly sunny, with a high near 48. Northwest wind 10 to 17 mph, with gusts as high as 28 mph.
Tuesday Night
Mostly clear, with a low around 25. Northwest wind 6 to 9 mph, with gusts as high as 20 mph.
Wednesday
Sunny, with a high near 45. Northwest wind 3 to 7 mph. Winds could gust as high as 16 mph.
Wednesday Night
Increasing clouds, with a low around 29. Light and variable wind.
Thursday
A chance of rain and snow after noon. Cloudy, with a high near 44. Southeast wind 3 to 6 mph. Chance of precipitation is 30%.
Thursday Night
Mostly cloudy, with a low around 28. East southeast wind around 6 mph.
Friday
Partly sunny, with a high near 45.
Friday Night
Mostly cloudy, with a low around 30.
Saturday
A 40 percent chance of rain after noon. Cloudy, with a high near 45.
Saturday Night
Rain likely. Mostly cloudy, with a low around 31.
Sunday
A chance of rain. Mostly sunny, with a high near 47.
Sunday Night
Partly cloudy, with a low around 30.
Washington's Birthday
Partly sunny, with a high near 51.
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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:
9:36 pm CST Feb 9, 2026
Forecast Valid:
10pm CST Feb 9, 2026-6pm CST Feb 16, 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