National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
News Headlines

Hazardous Weather Conditions

Current conditions at

Galesburg Municipal Airport (KGBG)

Lat: 40.93°NLon: 90.43°WElev: 751ft.

Overcast

59°F

15°C

Humidity 90%
Wind Speed E 7 mph
Barometer 30.06 in
Dewpoint 56°F (13°C)
Visibility 10.00 mi
Last update 15 Oct 6:55 am CDT
Extended Forecast for

Galesburg IL

  • Today

    Today: Showers, with thunderstorms also possible after 4pm. High near 66. East wind around 8 mph becoming south in the afternoon. Winds could gust as high as 17 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.

    High: 66 °F

    Showers

  • Tonight

    Tonight: A chance of showers and thunderstorms before 8pm, then a slight chance of showers between 8pm and 9pm. Cloudy, then gradually becoming partly cloudy, with a low around 45. Northwest wind 14 to 18 mph, with gusts as high as 31 mph. Chance of precipitation is 30%.

    Low: 45 °F

    Chance
    Showers then
    Mostly Cloudy

  • Friday

    Friday: A 40 percent chance of showers, mainly between noon and 3pm. Partly sunny, with a high near 53. Breezy, with a northwest wind 18 to 22 mph, with gusts as high as 39 mph.

    High: 53 °F

    Breezy.
    Partly Sunny
    then Chance
    Showers

  • Friday Night

    Friday Night: Patchy frost after 4am. Otherwise, mostly cloudy during the early evening, then gradual clearing, with a low around 34. North northwest wind 11 to 16 mph becoming light north after midnight. Winds could gust as high as 26 mph.

    Low: 34 °F

    Partly Cloudy
    then Patchy
    Frost

  • Saturday

    Saturday: Areas of frost before 9am. Otherwise, sunny, with a high near 56. Light and variable wind.

    High: 56 °F

    Areas Frost
    then Sunny

  • Saturday Night

    Saturday Night: Areas of frost after 5am. Otherwise, clear, with a low around 37. Calm wind becoming south around 6 mph after midnight. Winds could gust as high as 15 mph.

    Low: 37 °F

    Clear then
    Areas Frost

  • Sunday

    Sunday: Areas of frost before 7am. Otherwise, sunny, with a high near 66. South wind 6 to 11 mph, with gusts as high as 20 mph.

    High: 66 °F

    Areas Frost
    then Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 42.

    Low: 42 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 69.

    High: 69 °F

    Mostly Sunny

Detailed Forecast

Today
Showers, with thunderstorms also possible after 4pm. High near 66. East wind around 8 mph becoming south in the afternoon. Winds could gust as high as 17 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Tonight
A chance of showers and thunderstorms before 8pm, then a slight chance of showers between 8pm and 9pm. Cloudy, then gradually becoming partly cloudy, with a low around 45. Northwest wind 14 to 18 mph, with gusts as high as 31 mph. Chance of precipitation is 30%.
Friday
A 40 percent chance of showers, mainly between noon and 3pm. Partly sunny, with a high near 53. Breezy, with a northwest wind 18 to 22 mph, with gusts as high as 39 mph.
Friday Night
Patchy frost after 4am. Otherwise, mostly cloudy during the early evening, then gradual clearing, with a low around 34. North northwest wind 11 to 16 mph becoming light north after midnight. Winds could gust as high as 26 mph.
Saturday
Areas of frost before 9am. Otherwise, sunny, with a high near 56. Light and variable wind.
Saturday Night
Areas of frost after 5am. Otherwise, clear, with a low around 37. Calm wind becoming south around 6 mph after midnight. Winds could gust as high as 15 mph.
Sunday
Areas of frost before 7am. Otherwise, sunny, with a high near 66. South wind 6 to 11 mph, with gusts as high as 20 mph.
Sunday Night
Mostly clear, with a low around 42.
Monday
Mostly sunny, with a high near 69.
Monday Night
Partly cloudy, with a low around 44.
Tuesday
Sunny, with a high near 72.
Tuesday Night
Mostly clear, with a low around 47.
Wednesday
Sunny, with a high near 74.
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:
6:31 am CDT Oct 15, 2026
Forecast Valid:
7am CDT Oct 15, 2026-6pm CDT Oct 21, 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