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

56°F

13°C

Humidity 41%
Wind Speed S 12 mph
Barometer 30.21 in
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Last update 24 Mar 3:55 pm CDT
Extended Forecast for

Galesburg IL

  • Tonight

    Tonight: Mostly cloudy, with a low around 41. Southeast wind 6 to 8 mph, with gusts as high as 17 mph.

    Low: 41 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 73. South southwest wind 8 to 16 mph, with gusts as high as 22 mph.

    High: 73 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 56. South wind around 8 mph, with gusts as high as 16 mph.

    Low: 56 °F

    Partly Cloudy

  • Thursday

    Thursday: A 50 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 84. Southwest wind 7 to 15 mph becoming northwest in the afternoon. Winds could gust as high as 25 mph.

    High: 84 °F

    Mostly Sunny
    then Chance
    T-storms

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms before 10pm, then a chance of showers between 10pm and 1am. Mostly cloudy, with a low around 36. North northeast wind around 17 mph, with gusts as high as 29 mph. Chance of precipitation is 50%.

    Low: 36 °F

    Chance
    T-storms then
    Chance
    Showers

  • Friday

    Friday: Mostly cloudy, then gradually becoming sunny, with a high near 50. North northeast wind 11 to 15 mph, with gusts as high as 26 mph.

    High: 50 °F

    Decreasing
    Clouds

  • Friday Night

    Friday Night: Clear, with a low around 28. Northwest wind 3 to 8 mph. Winds could gust as high as 17 mph.

    Low: 28 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 57.

    High: 57 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 38.

    Low: 38 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 41. Southeast wind 6 to 8 mph, with gusts as high as 17 mph.
Wednesday
Mostly sunny, with a high near 73. South southwest wind 8 to 16 mph, with gusts as high as 22 mph.
Wednesday Night
Partly cloudy, with a low around 56. South wind around 8 mph, with gusts as high as 16 mph.
Thursday
A 50 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 84. Southwest wind 7 to 15 mph becoming northwest in the afternoon. Winds could gust as high as 25 mph.
Thursday Night
A chance of showers and thunderstorms before 10pm, then a chance of showers between 10pm and 1am. Mostly cloudy, with a low around 36. North northeast wind around 17 mph, with gusts as high as 29 mph. Chance of precipitation is 50%.
Friday
Mostly cloudy, then gradually becoming sunny, with a high near 50. North northeast wind 11 to 15 mph, with gusts as high as 26 mph.
Friday Night
Clear, with a low around 28. Northwest wind 3 to 8 mph. Winds could gust as high as 17 mph.
Saturday
Sunny, with a high near 57.
Saturday Night
Partly cloudy, with a low around 38.
Sunday
Partly sunny, with a high near 63.
Sunday Night
Mostly cloudy, with a low around 46.
Monday
Mostly sunny, with a high near 75.
Monday Night
A chance of showers. Mostly cloudy, with a low around 52.
Tuesday
A chance of showers. Partly sunny, with a high near 73.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Galesburg IL
 40.94°N 90.39°W (Elev. 764 ft)
Last Update:
1:56 pm CDT Mar 24, 2026
Forecast Valid:
4pm CDT Mar 24, 2026-6pm CDT Mar 31, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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