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

43°F

6°C

Humidity 90%
Wind Speed Calm
Barometer 30.05 in
Dewpoint 40°F (4°C)
Visibility 10.00 mi
Last update 10 Nov 8:15 pm CST
Extended Forecast for

Gilson IL

  • Tonight

    Tonight: Increasing clouds, with a low around 42. Light and variable wind.

    Low: 42 °F

    Increasing
    Clouds

  • Veterans Day

    Veterans Day: A 30 percent chance of showers, mainly before 8am. Mostly cloudy, then gradually becoming sunny, with a high near 58. Light and variable wind becoming north 8 to 13 mph in the morning. Winds could gust as high as 20 mph.

    High: 58 °F

    Chance
    Showers then
    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 37. North northwest wind 8 to 10 mph, with gusts as high as 21 mph.

    Low: 37 °F

    Partly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 46. North wind 9 to 14 mph, with gusts as high as 23 mph.

    High: 46 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 28. North northwest wind 5 to 8 mph, with gusts as high as 17 mph.

    Low: 28 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 43. North northwest wind 6 to 10 mph, with gusts as high as 16 mph.

    High: 43 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 23. Light north northwest wind.

    Low: 23 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 46.

    High: 46 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 27.

    Low: 27 °F

    Mostly Clear

Detailed Forecast

Tonight
Increasing clouds, with a low around 42. Light and variable wind.
Veterans Day
A 30 percent chance of showers, mainly before 8am. Mostly cloudy, then gradually becoming sunny, with a high near 58. Light and variable wind becoming north 8 to 13 mph in the morning. Winds could gust as high as 20 mph.
Wednesday Night
Partly cloudy, with a low around 37. North northwest wind 8 to 10 mph, with gusts as high as 21 mph.
Thursday
Partly sunny, with a high near 46. North wind 9 to 14 mph, with gusts as high as 23 mph.
Thursday Night
Partly cloudy, with a low around 28. North northwest wind 5 to 8 mph, with gusts as high as 17 mph.
Friday
Sunny, with a high near 43. North northwest wind 6 to 10 mph, with gusts as high as 16 mph.
Friday Night
Mostly clear, with a low around 23. Light north northwest wind.
Saturday
Sunny, with a high near 46.
Saturday Night
Mostly clear, with a low around 27.
Sunday
Sunny, with a high near 49.
Sunday Night
Partly cloudy, with a low around 33.
Monday
Mostly sunny, with a high near 52.
Monday Night
Mostly clear, with a low around 34.
Tuesday
Sunny, with a high near 55.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Gilson IL
 40.87°N 90.19°W (Elev. 656 ft)
Last Update:
7:11 pm CST Nov 10, 2026
Forecast Valid:
8pm CST Nov 10, 2026-6pm CST Nov 17, 2026
 
Forecast Discussion
 
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Additional Resources

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National Digital Forecast Database Weather Element Forecast

Chance of Precipitation