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

46°F

8°C

Humidity 58%
Wind Speed NW 8 mph
Barometer 30.29 in
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Wind Chill42°F (6°C)
Last update 11 Feb 1:15 pm CST
Extended Forecast for

Knoxville IL

  • This Afternoon

    This Afternoon: Sunny, with a high near 47. West northwest wind 7 to 9 mph, with gusts as high as 17 mph.

    High: 47 °F

    Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 29. West northwest wind around 5 mph becoming calm in the evening.

    Low: 29 °F

    Increasing
    Clouds

  • Thursday

    Thursday: A slight chance of snow before 9am, then a slight chance of rain between 9am and 11am. Cloudy, then gradually becoming mostly sunny, with a high near 50. Calm wind becoming south southwest 5 to 7 mph in the afternoon. Chance of precipitation is 20%.

    High: 50 °F

    Slight Chance
    Rain/Snow
    then Mostly
    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 30. South southeast wind 3 to 5 mph.

    Low: 30 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 55. South southwest wind 5 to 7 mph.

    High: 55 °F

    Sunny

  • Friday Night

    Friday Night: Increasing clouds, with a low around 32. Light south southwest wind.

    Low: 32 °F

    Increasing
    Clouds

  • Saturday

    Saturday: Mostly cloudy, with a high near 54. Calm wind becoming south southeast around 6 mph in the morning.

    High: 54 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 36.

    Low: 36 °F

    Mostly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 58.

    High: 58 °F

    Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 47. West northwest wind 7 to 9 mph, with gusts as high as 17 mph.
Tonight
Increasing clouds, with a low around 29. West northwest wind around 5 mph becoming calm in the evening.
Thursday
A slight chance of snow before 9am, then a slight chance of rain between 9am and 11am. Cloudy, then gradually becoming mostly sunny, with a high near 50. Calm wind becoming south southwest 5 to 7 mph in the afternoon. Chance of precipitation is 20%.
Thursday Night
Partly cloudy, with a low around 30. South southeast wind 3 to 5 mph.
Friday
Sunny, with a high near 55. South southwest wind 5 to 7 mph.
Friday Night
Increasing clouds, with a low around 32. Light south southwest wind.
Saturday
Mostly cloudy, with a high near 54. Calm wind becoming south southeast around 6 mph in the morning.
Saturday Night
Mostly cloudy, with a low around 36.
Sunday
Sunny, with a high near 58.
Sunday Night
Mostly clear, with a low around 35.
Washington's Birthday
Partly sunny, with a high near 59.
Monday Night
Mostly cloudy, with a low around 42.
Tuesday
Mostly cloudy, with a high near 62.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Knoxville IL
 40.92°N 90.3°W (Elev. 755 ft)
Last Update:
12:36 pm CST Feb 11, 2026
Forecast Valid:
1pm CST Feb 11, 2026-6pm CST Feb 17, 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