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.

Overcast

66°F

19°C

Humidity 100%
Wind Speed S 9 mph
Barometer 29.94 in
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Last update 13 Apr 8:35 am CDT
Extended Forecast for

Galesburg IL

  • Today

    Today: A 20 percent chance of showers and thunderstorms, mainly between 4pm and 5pm. Mostly cloudy, with a high near 81. South southwest wind 11 to 16 mph, with gusts as high as 26 mph.

    High: 81 °F

    Mostly Cloudy
    then Slight
    Chance
    T-storms

  • Tonight

    Tonight: A 40 percent chance of showers and thunderstorms, mainly after 4am. Mostly cloudy, with a low around 66. South southwest wind 15 to 17 mph, with gusts as high as 30 mph.

    Low: 66 °F

    Chance
    T-storms

  • Tuesday

    Tuesday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 84. South southwest wind 13 to 17 mph, with gusts as high as 29 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 84 °F

    Chance
    T-storms then
    Showers
    Likely

  • Tuesday Night

    Tuesday Night: Showers and possibly a thunderstorm. Low around 65. Southwest wind 10 to 14 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 65 °F

    T-storms then
    Showers

  • Wednesday

    Wednesday: Showers and possibly a thunderstorm. High near 75. South southwest wind 9 to 15 mph, with gusts as high as 24 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    High: 75 °F

    Showers then
    T-storms

  • Wednesday Night

    Wednesday Night: Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 60. Southwest wind 11 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 60 °F

    Showers
    Likely

  • Thursday

    Thursday: A 30 percent chance of showers before 1pm. Mostly sunny, with a high near 77. West southwest 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 57.

    Low: 57 °F

    Mostly Clear

  • Friday

    Friday: A 50 percent chance of showers after 1pm. Mostly sunny, with a high near 84.

    High: 84 °F

    Mostly Sunny
    then Chance
    Showers

Detailed Forecast

Today
A 20 percent chance of showers and thunderstorms, mainly between 4pm and 5pm. Mostly cloudy, with a high near 81. South southwest wind 11 to 16 mph, with gusts as high as 26 mph.
Tonight
A 40 percent chance of showers and thunderstorms, mainly after 4am. Mostly cloudy, with a low around 66. South southwest wind 15 to 17 mph, with gusts as high as 30 mph.
Tuesday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 84. South southwest wind 13 to 17 mph, with gusts as high as 29 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday Night
Showers and possibly a thunderstorm. Low around 65. Southwest wind 10 to 14 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday
Showers and possibly a thunderstorm. High near 75. South southwest wind 9 to 15 mph, with gusts as high as 24 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 60. Southwest wind 11 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday
A 30 percent chance of showers before 1pm. Mostly sunny, with a high near 77. West southwest wind 10 to 13 mph, with gusts as high as 22 mph.
Thursday Night
Mostly clear, with a low around 57.
Friday
A 50 percent chance of showers after 1pm. Mostly sunny, with a high near 84.
Friday Night
Showers and possibly a thunderstorm. Low around 52. Chance of precipitation is 80%.
Saturday
A chance of showers. Partly sunny, with a high near 64.
Saturday Night
Mostly cloudy, with a low around 37.
Sunday
Sunny, with a high near 58.
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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:
7:36 am CDT Apr 13, 2026
Forecast Valid:
9am CDT Apr 13, 2026-6pm CDT Apr 19, 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