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Current conditions at

Galesburg Municipal Airport (KGBG)

Lat: 40.93°NLon: 90.43°WElev: 751ft.

Fair

79°F

26°C

Humidity 60%
Wind Speed S 16 G 21 mph
Barometer 29.87 in
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Heat Index81°F (27°C)
Last update 12 Oct 10:55 am CDT
Extended Forecast for

Galesburg IL

  • Columbus Day

    Columbus Day: Mostly sunny, with a high near 88. South southwest wind around 15 mph, with gusts as high as 26 mph.

    High: 88 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 70. South southwest wind 10 to 14 mph, with gusts as high as 25 mph.

    Low: 70 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 87. West wind 6 to 8 mph, with gusts as high as 18 mph.

    High: 87 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Showers and possibly a thunderstorm. Low around 65. Light and variable wind. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 65 °F

    Showers
    Likely then
    Showers

  • Wednesday

    Wednesday: Showers. High near 74. North northeast wind 5 to 8 mph, with gusts as high as 15 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 74 °F

    Showers

  • Wednesday Night

    Wednesday Night: A 50 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 57. East northeast wind around 9 mph, with gusts as high as 18 mph.

    Low: 57 °F

    Cloudy then
    Chance
    T-storms

  • Thursday

    Thursday: Showers and possibly a thunderstorm. High near 71. East wind around 9 mph becoming north in the afternoon. Winds could gust as high as 17 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    High: 71 °F

    Showers

  • Thursday Night

    Thursday Night: A 30 percent chance of showers before 1am. Mostly cloudy, with a low around 48. Breezy.

    Low: 48 °F

    Chance
    Showers and
    Breezy

  • Friday

    Friday: Mostly sunny, with a high near 58. Breezy.

    High: 58 °F

    Mostly Sunny
    and Breezy

Detailed Forecast

Columbus Day
Mostly sunny, with a high near 88. South southwest wind around 15 mph, with gusts as high as 26 mph.
Tonight
Mostly clear, with a low around 70. South southwest wind 10 to 14 mph, with gusts as high as 25 mph.
Tuesday
Sunny, with a high near 87. West wind 6 to 8 mph, with gusts as high as 18 mph.
Tuesday Night
Showers and possibly a thunderstorm. Low around 65. Light and variable wind. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday
Showers. High near 74. North northeast wind 5 to 8 mph, with gusts as high as 15 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday Night
A 50 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 57. East northeast wind around 9 mph, with gusts as high as 18 mph.
Thursday
Showers and possibly a thunderstorm. High near 71. East wind around 9 mph becoming north in the afternoon. Winds could gust as high as 17 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Thursday Night
A 30 percent chance of showers before 1am. Mostly cloudy, with a low around 48. Breezy.
Friday
Mostly sunny, with a high near 58. Breezy.
Friday Night
Mostly clear, with a low around 36.
Saturday
Sunny, with a high near 59.
Saturday Night
Clear, with a low around 38.
Sunday
Sunny, with a high near 66.
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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:
8:41 am CDT Oct 12, 2026
Forecast Valid:
11am CDT Oct 12, 2026-6pm CDT Oct 18, 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