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.

Overcast

40°F

4°C

Humidity 85%
Wind Speed NW 18 G 28 mph
Barometer 30.09 in
Dewpoint 36°F (2°C)
Visibility 10.00 mi
Wind Chill31°F (-1°C)
Last update 11 Mar 5:15 pm CDT
Extended Forecast for

Galesburg IL

  • Tonight

    Tonight: Mostly cloudy during the early evening, then gradual clearing, with a low around 28. Northwest wind 13 to 18 mph decreasing to 6 to 11 mph after midnight. Winds could gust as high as 31 mph.

    Low: 28 °F

    Gradual
    Clearing

  • Thursday

    Thursday: Increasing clouds, with a high near 51. West wind 6 to 16 mph, with gusts as high as 25 mph.

    High: 51 °F

    Increasing
    Clouds

  • Thursday Night

    Thursday Night: A 30 percent chance of rain before 1am. Mostly cloudy, with a low around 39. Breezy, with a south wind 18 to 25 mph, with gusts as high as 39 mph.

    Low: 39 °F

    Chance Rain
    and Breezy

  • Friday

    Friday: Mostly sunny, with a high near 49. Breezy, with a west northwest wind 16 to 22 mph, with gusts as high as 34 mph.

    High: 49 °F

    Mostly Sunny
    and Breezy

  • Friday Night

    Friday Night: Partly cloudy, then becoming cloudy toward daybreak, with a low around 30. Northwest wind 5 to 10 mph becoming north northeast after midnight. Winds could gust as high as 20 mph.

    Low: 30 °F

    Becoming
    Cloudy

  • Saturday

    Saturday: Cloudy, with a high near 48. East southeast wind 5 to 10 mph, with gusts as high as 18 mph.

    High: 48 °F

    Cloudy

  • Saturday Night

    Saturday Night: A 40 percent chance of rain after 1am. Cloudy, with a low around 38. East wind 10 to 16 mph, with gusts as high as 28 mph.

    Low: 38 °F

    Cloudy then
    Chance Rain

  • Sunday

    Sunday: Rain. High near 53. Breezy. Chance of precipitation is 90%.

    High: 53 °F

    Rain and
    Breezy

  • Sunday Night

    Sunday Night: A chance of rain and snow before 1am. Mostly cloudy, with a low around 15. Blustery. Chance of precipitation is 40%.

    Low: 15 °F

    Chance
    Rain/Snow and
    Blustery

Detailed Forecast

Tonight
Mostly cloudy during the early evening, then gradual clearing, with a low around 28. Northwest wind 13 to 18 mph decreasing to 6 to 11 mph after midnight. Winds could gust as high as 31 mph.
Thursday
Increasing clouds, with a high near 51. West wind 6 to 16 mph, with gusts as high as 25 mph.
Thursday Night
A 30 percent chance of rain before 1am. Mostly cloudy, with a low around 39. Breezy, with a south wind 18 to 25 mph, with gusts as high as 39 mph.
Friday
Mostly sunny, with a high near 49. Breezy, with a west northwest wind 16 to 22 mph, with gusts as high as 34 mph.
Friday Night
Partly cloudy, then becoming cloudy toward daybreak, with a low around 30. Northwest wind 5 to 10 mph becoming north northeast after midnight. Winds could gust as high as 20 mph.
Saturday
Cloudy, with a high near 48. East southeast wind 5 to 10 mph, with gusts as high as 18 mph.
Saturday Night
A 40 percent chance of rain after 1am. Cloudy, with a low around 38. East wind 10 to 16 mph, with gusts as high as 28 mph.
Sunday
Rain. High near 53. Breezy. Chance of precipitation is 90%.
Sunday Night
A chance of rain and snow before 1am. Mostly cloudy, with a low around 15. Blustery. Chance of precipitation is 40%.
Monday
Partly sunny, with a high near 26. Blustery.
Monday Night
Mostly clear, with a low around 9.
Tuesday
Mostly sunny, with a high near 34.
Tuesday Night
A chance of snow. Mostly cloudy, with a low around 24.
Wednesday
Mostly cloudy, with a high near 45.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Galesburg IL
 40.94°N 90.39°W (Elev. 764 ft)
Last Update:
1:26 pm CDT Mar 11, 2026
Forecast Valid:
5pm CDT Mar 11, 2026-6pm CDT Mar 18, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation