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.

Mostly Cloudy

81°F

27°C

Humidity 55%
Wind Speed SW 10 mph
Barometer 29.84 in
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Heat Index82°F (28°C)
Last update 22 Sep 2:55 pm CDT
Extended Forecast for

Galesburg IL

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 80. South southwest wind around 8 mph.

    High: 80 °F

    Partly Sunny

  • Tonight

    Tonight: Patchy fog after 5am. Otherwise, partly cloudy, with a low around 63. South wind 3 to 5 mph.

    Low: 63 °F

    Partly Cloudy
    then Patchy
    Fog

  • Tuesday

    Tuesday: A slight chance of showers between 10am and 1pm, then a chance of showers and thunderstorms after 1pm. Patchy fog before 9am. Otherwise, mostly cloudy, with a high near 80. Calm wind becoming northwest around 6 mph in the afternoon. Chance of precipitation is 40%.

    High: 80 °F

    Slight Chance
    Showers and
    Patchy Fog
    then Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms. Cloudy, with a low around 62. Calm wind becoming northeast around 6 mph after midnight. Chance of precipitation is 40%.

    Low: 62 °F

    Chance
    T-storms then
    Chance
    Showers

  • Wednesday

    Wednesday: A 30 percent chance of showers. Partly sunny, with a high near 74. North northeast wind 6 to 10 mph, with gusts as high as 16 mph.

    High: 74 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 56. North wind around 7 mph.

    Low: 56 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 75. North wind 6 to 8 mph.

    High: 75 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 53.

    Low: 53 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 80.

    High: 80 °F

    Sunny

Detailed Forecast

This Afternoon
Partly sunny, with a high near 80. South southwest wind around 8 mph.
Tonight
Patchy fog after 5am. Otherwise, partly cloudy, with a low around 63. South wind 3 to 5 mph.
Tuesday
A slight chance of showers between 10am and 1pm, then a chance of showers and thunderstorms after 1pm. Patchy fog before 9am. Otherwise, mostly cloudy, with a high near 80. Calm wind becoming northwest around 6 mph in the afternoon. Chance of precipitation is 40%.
Tuesday Night
A chance of showers and thunderstorms. Cloudy, with a low around 62. Calm wind becoming northeast around 6 mph after midnight. Chance of precipitation is 40%.
Wednesday
A 30 percent chance of showers. Partly sunny, with a high near 74. North northeast wind 6 to 10 mph, with gusts as high as 16 mph.
Wednesday Night
Partly cloudy, with a low around 56. North wind around 7 mph.
Thursday
Mostly sunny, with a high near 75. North wind 6 to 8 mph.
Thursday Night
Mostly clear, with a low around 53.
Friday
Sunny, with a high near 80.
Friday Night
Clear, with a low around 56.
Saturday
Sunny, with a high near 83.
Saturday Night
Mostly clear, with a low around 55.
Sunday
Sunny, with a high near 83.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Galesburg IL
 40.96°N 90.36°W (Elev. 791 ft)
Last Update:
1:55 pm CDT Sep 22, 2025
Forecast Valid:
3pm CDT Sep 22, 2025-6pm CDT Sep 28, 2025
 
Forecast Discussion
 
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Additional Resources

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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