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

Hazardous Weather Conditions

Current conditions at

Galesburg Municipal Airport (KGBG)

Lat: 40.93°NLon: 90.43°WElev: 751ft.

Partly Cloudy

82°F

28°C

Humidity 59%
Wind Speed W 13 mph
Barometer 29.66 in
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Heat Index84°F (29°C)
Last update 26 Mar 2:35 pm CDT
Extended Forecast for

Galesburg IL

  • This Afternoon

    This Afternoon: A 30 percent chance of showers and thunderstorms, mainly after 5pm. Mostly cloudy, with a high near 83. Breezy, with a west wind 18 to 20 mph becoming north northwest. Winds could gust as high as 31 mph.

    High: 83 °F

    Chance
    T-storms and
    Breezy

  • Tonight

    Tonight: Showers and thunderstorms before 1am, then a slight chance of showers between 1am and 2am. Low around 32. Breezy, with a north northeast wind 16 to 22 mph, with gusts as high as 36 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 32 °F

    T-storms and
    Breezy then
    Slight Chance
    T-storms

  • Friday

    Friday: Mostly cloudy through mid morning, then gradual clearing, with a high near 50. North wind 13 to 15 mph, with gusts as high as 25 mph.

    High: 50 °F

    Becoming
    Sunny

  • Friday Night

    Friday Night: Clear, with a low around 26. North northwest wind 6 to 11 mph becoming light north after midnight. Winds could gust as high as 23 mph.

    Low: 26 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 52. Light and variable wind becoming south 6 to 11 mph in the morning. Winds could gust as high as 21 mph.

    High: 52 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 41. South wind around 10 mph, with gusts as high as 22 mph.

    Low: 41 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 66. South wind 10 to 13 mph, with gusts as high as 22 mph.

    High: 66 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 52.

    Low: 52 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 79.

    High: 79 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
A 30 percent chance of showers and thunderstorms, mainly after 5pm. Mostly cloudy, with a high near 83. Breezy, with a west wind 18 to 20 mph becoming north northwest. Winds could gust as high as 31 mph.
Tonight
Showers and thunderstorms before 1am, then a slight chance of showers between 1am and 2am. Low around 32. Breezy, with a north northeast wind 16 to 22 mph, with gusts as high as 36 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Friday
Mostly cloudy through mid morning, then gradual clearing, with a high near 50. North wind 13 to 15 mph, with gusts as high as 25 mph.
Friday Night
Clear, with a low around 26. North northwest wind 6 to 11 mph becoming light north after midnight. Winds could gust as high as 23 mph.
Saturday
Sunny, with a high near 52. Light and variable wind becoming south 6 to 11 mph in the morning. Winds could gust as high as 21 mph.
Saturday Night
Mostly cloudy, with a low around 41. South wind around 10 mph, with gusts as high as 22 mph.
Sunday
Mostly sunny, with a high near 66. South wind 10 to 13 mph, with gusts as high as 22 mph.
Sunday Night
Partly cloudy, with a low around 52.
Monday
Mostly sunny, with a high near 79.
Monday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 62. Chance of precipitation is 50%.
Tuesday
A chance of showers. Mostly cloudy, with a high near 80.
Tuesday Night
Showers and thunderstorms likely. Mostly cloudy, with a low around 54.
Wednesday
A chance of showers and thunderstorms. Mostly cloudy, with a high near 70.
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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:
2:11 pm CDT Mar 26, 2026
Forecast Valid:
2pm CDT Mar 26, 2026-6pm CDT Apr 1, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation