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

64°F

18°C

Humidity 100%
Wind Speed S 6 mph
Barometer 29.83 in
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Last update 15 Apr 10:35 am CDT
Extended Forecast for

Galesburg IL

  • Today

    Today: Showers and thunderstorms likely, mainly before 5pm. Cloudy, with a high near 76. South southwest wind 11 to 14 mph, with gusts as high as 23 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 76 °F

    T-storms
    Likely

  • Tonight

    Tonight: Showers and thunderstorms likely before 1am, then a slight chance of showers between 1am and 3am. Mostly cloudy, with a low around 58. South wind 9 to 14 mph, with gusts as high as 26 mph. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 58 °F

    Showers
    Likely then
    Chance
    Showers

  • Thursday

    Thursday: A 30 percent chance of showers, mainly between 7am and 1pm. Mostly sunny, with a high near 77. West wind 10 to 13 mph, with gusts as high as 22 mph.

    High: 77 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 55. Light and variable wind becoming south southeast around 6 mph after midnight.

    Low: 55 °F

    Mostly Clear

  • Friday

    Friday: A 40 percent chance of showers after 1pm. Mostly sunny, with a high near 83. South southeast wind 7 to 17 mph, with gusts as high as 26 mph.

    High: 83 °F

    Mostly Sunny
    then Chance
    Showers

  • Friday Night

    Friday Night: Showers, with thunderstorms also possible after 7pm. Low around 45. South wind around 14 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New rainfall amounts between three quarters and one inch possible.

    Low: 45 °F

    Showers

  • Saturday

    Saturday: A 30 percent chance of showers. Partly sunny, with a high near 57. West wind 14 to 18 mph, with gusts as high as 28 mph.

    High: 57 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 34.

    Low: 34 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 54.

    High: 54 °F

    Sunny

Detailed Forecast

Today
Showers and thunderstorms likely, mainly before 5pm. Cloudy, with a high near 76. South southwest wind 11 to 14 mph, with gusts as high as 23 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tonight
Showers and thunderstorms likely before 1am, then a slight chance of showers between 1am and 3am. Mostly cloudy, with a low around 58. South wind 9 to 14 mph, with gusts as high as 26 mph. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.
Thursday
A 30 percent chance of showers, mainly between 7am and 1pm. Mostly sunny, with a high near 77. West wind 10 to 13 mph, with gusts as high as 22 mph.
Thursday Night
Mostly clear, with a low around 55. Light and variable wind becoming south southeast around 6 mph after midnight.
Friday
A 40 percent chance of showers after 1pm. Mostly sunny, with a high near 83. South southeast wind 7 to 17 mph, with gusts as high as 26 mph.
Friday Night
Showers, with thunderstorms also possible after 7pm. Low around 45. South wind around 14 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New rainfall amounts between three quarters and one inch possible.
Saturday
A 30 percent chance of showers. Partly sunny, with a high near 57. West wind 14 to 18 mph, with gusts as high as 28 mph.
Saturday Night
Mostly clear, with a low around 34.
Sunday
Sunny, with a high near 54.
Sunday Night
Mostly clear, with a low around 36.
Monday
Sunny, with a high near 66.
Monday Night
Mostly clear, with a low around 49.
Tuesday
Sunny, with a high near 73.
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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:
7:41 am CDT Apr 15, 2026
Forecast Valid:
10am CDT Apr 15, 2026-6pm CDT Apr 21, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation