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

17°F

-8°C

Humidity 77%
Wind Speed S 3 mph
Barometer 30.23 in
Dewpoint 11°F (-12°C)
Visibility 10.00 mi
Last update 24 Feb 12:35 am CST
Extended Forecast for

Knoxville IL

  • Overnight

    Overnight: Mostly cloudy, with a low around 16. Light south wind increasing to 5 to 10 mph. Winds could gust as high as 21 mph.

    Low: 16 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Cloudy, with a high near 49. Breezy, with a south wind 13 to 21 mph becoming west in the afternoon. Winds could gust as high as 36 mph.

    High: 49 °F

    Cloudy and
    Breezy

  • Tuesday Night

    Tuesday Night: Cloudy during the early evening, then gradual clearing, with a low around 25. West northwest wind 9 to 11 mph, with gusts as high as 24 mph.

    Low: 25 °F

    Gradual
    Clearing

  • Wednesday

    Wednesday: Mostly sunny, with a high near 41. Northwest wind 7 to 11 mph, with gusts as high as 21 mph.

    High: 41 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Snow likely, mainly before midnight. Mostly cloudy, with a low around 25. North northwest wind 6 to 8 mph becoming east northeast after midnight. Chance of precipitation is 60%. New snow accumulation of 1 to 3 inches possible.

    Low: 25 °F

    Snow Likely

  • Thursday

    Thursday: Mostly sunny, with a high near 43. Light and variable wind becoming west northwest 5 to 9 mph in the afternoon.

    High: 43 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 28. West northwest wind 5 to 7 mph becoming south southwest after midnight. Winds could gust as high as 16 mph.

    Low: 28 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 61.

    High: 61 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 31.

    Low: 31 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly cloudy, with a low around 16. Light south wind increasing to 5 to 10 mph. Winds could gust as high as 21 mph.
Tuesday
Cloudy, with a high near 49. Breezy, with a south wind 13 to 21 mph becoming west in the afternoon. Winds could gust as high as 36 mph.
Tuesday Night
Cloudy during the early evening, then gradual clearing, with a low around 25. West northwest wind 9 to 11 mph, with gusts as high as 24 mph.
Wednesday
Mostly sunny, with a high near 41. Northwest wind 7 to 11 mph, with gusts as high as 21 mph.
Wednesday Night
Snow likely, mainly before midnight. Mostly cloudy, with a low around 25. North northwest wind 6 to 8 mph becoming east northeast after midnight. Chance of precipitation is 60%. New snow accumulation of 1 to 3 inches possible.
Thursday
Mostly sunny, with a high near 43. Light and variable wind becoming west northwest 5 to 9 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 28. West northwest wind 5 to 7 mph becoming south southwest after midnight. Winds could gust as high as 16 mph.
Friday
Sunny, with a high near 61.
Friday Night
Mostly clear, with a low around 31.
Saturday
Mostly sunny, with a high near 50.
Saturday Night
Partly cloudy, with a low around 21.
Sunday
A chance of snow. Partly sunny, with a high near 36.
Sunday Night
A chance of snow. Mostly cloudy, with a low around 22.
Monday
A chance of rain and snow. Partly sunny, with a high near 39.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Knoxville IL
 40.92°N 90.3°W (Elev. 755 ft)
Last Update:
12:41 am CST Feb 24, 2026
Forecast Valid:
12am CST Feb 24, 2026-6pm CST Mar 2, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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