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.

Fair

59°F

15°C

Humidity 80%
Wind Speed Calm
Barometer 30.04 in
Dewpoint 53°F (12°C)
Visibility 10.00 mi
Last update 28 Sep 7:35 pm CDT
Extended Forecast for

La Fayette IL

  • Tonight

    Tonight: Clear, with a low around 51. Calm wind.

    Low: 51 °F

    Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 79. Calm wind becoming south 5 to 9 mph in the morning.

    High: 79 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 64. South southeast wind 6 to 8 mph, with gusts as high as 17 mph.

    Low: 64 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A 40 percent chance of showers after 7am. Mostly cloudy, with a high near 77. South wind 8 to 11 mph, with gusts as high as 18 mph.

    High: 77 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: A 50 percent chance of showers. Mostly cloudy, with a low around 67. South wind 7 to 9 mph, with gusts as high as 17 mph.

    Low: 67 °F

    Chance
    Showers

  • Thursday

    Thursday: Showers, with thunderstorms also possible after 1pm. High near 72. South southwest wind 6 to 8 mph becoming west northwest in the afternoon. Chance of precipitation is 90%. New rainfall amounts between three quarters and one inch possible.

    High: 72 °F

    Showers

  • Thursday Night

    Thursday Night: Showers likely and possibly a thunderstorm. Cloudy, with a low around 56. North northeast wind around 10 mph, with gusts as high as 18 mph. Chance of precipitation is 70%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 56 °F

    Showers
    Likely

  • Friday

    Friday: A 40 percent chance of showers. Partly sunny, with a high near 66.

    High: 66 °F

    Chance
    Showers

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 51.

    Low: 51 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Clear, with a low around 51. Calm wind.
Tuesday
Mostly sunny, with a high near 79. Calm wind becoming south 5 to 9 mph in the morning.
Tuesday Night
Mostly cloudy, with a low around 64. South southeast wind 6 to 8 mph, with gusts as high as 17 mph.
Wednesday
A 40 percent chance of showers after 7am. Mostly cloudy, with a high near 77. South wind 8 to 11 mph, with gusts as high as 18 mph.
Wednesday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 67. South wind 7 to 9 mph, with gusts as high as 17 mph.
Thursday
Showers, with thunderstorms also possible after 1pm. High near 72. South southwest wind 6 to 8 mph becoming west northwest in the afternoon. Chance of precipitation is 90%. New rainfall amounts between three quarters and one inch possible.
Thursday Night
Showers likely and possibly a thunderstorm. Cloudy, with a low around 56. North northeast wind around 10 mph, with gusts as high as 18 mph. Chance of precipitation is 70%. New rainfall amounts between a half and three quarters of an inch possible.
Friday
A 40 percent chance of showers. Partly sunny, with a high near 66.
Friday Night
Mostly cloudy, with a low around 51.
Saturday
A 30 percent chance of showers before 1pm. Partly sunny, with a high near 67.
Saturday Night
Mostly cloudy, with a low around 53.
Sunday
Mostly sunny, with a high near 66.
Sunday Night
Mostly clear, with a low around 49.
Monday
Sunny, with a high near 62.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
La Fayette IL
 41.1°N 89.97°W (Elev. 771 ft)
Last Update:
5:16 pm CDT Sep 28, 2026
Forecast Valid:
7pm CDT Sep 28, 2026-6pm CDT Oct 5, 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