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.

Partly Cloudy

89°F

32°C

Humidity 29%
Wind Speed Calm
Barometer 30.15 in
Dewpoint 53°F (12°C)
Visibility 10.00 mi
Heat Index87°F (31°C)
Last update 3 Oct 2:55 pm CDT
Extended Forecast for

Gerlaw IL

  • This Afternoon

    This Afternoon: Sunny, with a high near 90. Southwest wind 5 to 10 mph.

    High: 90 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 64. South wind around 5 mph.

    Low: 64 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 89. South wind 5 to 15 mph, with gusts as high as 25 mph.

    High: 89 °F

    Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 60. South wind around 10 mph, with gusts as high as 20 mph.

    Low: 60 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 87.

    High: 87 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 63.

    Low: 63 °F

    Mostly Clear

  • Monday

    Monday: A chance of showers before 1pm, then a chance of showers and thunderstorms between 1pm and 4pm, then a chance of showers after 4pm. Mostly sunny, with a high near 82. Chance of precipitation is 40%.

    High: 82 °F

    Chance
    Showers then
    Chance
    T-storms

  • Monday Night

    Monday Night: Showers likely before 7pm, then showers likely and possibly a thunderstorm between 7pm and 1am, then showers likely after 1am. Mostly cloudy, with a low around 56. Chance of precipitation is 70%.

    Low: 56 °F

    Showers
    Likely

  • Tuesday

    Tuesday: Partly sunny, with a high near 71.

    High: 71 °F

    Partly Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 90. Southwest wind 5 to 10 mph.
Tonight
Mostly clear, with a low around 64. South wind around 5 mph.
Saturday
Sunny, with a high near 89. South wind 5 to 15 mph, with gusts as high as 25 mph.
Saturday Night
Clear, with a low around 60. South wind around 10 mph, with gusts as high as 20 mph.
Sunday
Sunny, with a high near 87.
Sunday Night
Mostly clear, with a low around 63.
Monday
A chance of showers before 1pm, then a chance of showers and thunderstorms between 1pm and 4pm, then a chance of showers after 4pm. Mostly sunny, with a high near 82. Chance of precipitation is 40%.
Monday Night
Showers likely before 7pm, then showers likely and possibly a thunderstorm between 7pm and 1am, then showers likely after 1am. Mostly cloudy, with a low around 56. Chance of precipitation is 70%.
Tuesday
Partly sunny, with a high near 71.
Tuesday Night
Mostly clear, with a low around 46.
Wednesday
Sunny, with a high near 72.
Wednesday Night
Mostly clear, with a low around 44.
Thursday
Sunny, with a high near 73.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Gerlaw IL
 40.99°N 90.59°W (Elev. 738 ft)
Last Update:
2:56 pm CDT Oct 3, 2025
Forecast Valid:
3pm CDT Oct 3, 2025-6pm CDT Oct 9, 2025
 
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