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

25°F

-4°C

Humidity 100%
Wind Speed S 8 mph
Barometer 29.86 in
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Wind Chill16°F (-9°C)
Last update 9 Dec 6:15 am CST
Extended Forecast for

Knoxville IL

  • Today

    Today: A 20 percent chance of showers after 5pm. Increasing clouds, with a high near 38. West southwest wind 10 to 13 mph, with gusts as high as 22 mph.

    High: 38 °F

    Mostly Sunny
    then Slight
    Chance
    Showers

  • Tonight

    Tonight: Showers likely, mainly before midnight. Mostly cloudy, with a low around 31. Blustery, with a south wind 14 to 19 mph becoming west northwest 21 to 26 mph after midnight. Winds could gust as high as 41 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 31 °F

    Showers
    Likely and
    Breezy then
    Chance
    Showers and
    Blustery

  • Wednesday

    Wednesday: A 30 percent chance of snow showers before noon. Mostly cloudy, with a temperature falling to around 28 by 5pm. Breezy, with a northwest wind 23 to 28 mph decreasing to 15 to 20 mph in the afternoon. Winds could gust as high as 47 mph.

    High: 35 °F⇓

    Breezy.
    Chance Snow
    Showers then
    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 18. West northwest wind 5 to 14 mph, with gusts as high as 21 mph.

    Low: 18 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly cloudy, with a high near 29. West northwest wind 3 to 6 mph.

    High: 29 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: A 50 percent chance of snow. Mostly cloudy, with a low around 19. Light and variable wind becoming northeast 5 to 7 mph in the evening. Winds could gust as high as 16 mph.

    Low: 19 °F

    Chance Snow

  • Friday

    Friday: Mostly cloudy, with a high near 29. East northeast wind 8 to 14 mph becoming west northwest in the morning. Winds could gust as high as 23 mph.

    High: 29 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 4.

    Low: 4 °F

    Mostly Cloudy

  • Saturday

    Saturday: A 30 percent chance of snow after noon. Mostly cloudy, with a high near 12.

    High: 12 °F

    Mostly Cloudy
    then Chance
    Snow

Detailed Forecast

Today
A 20 percent chance of showers after 5pm. Increasing clouds, with a high near 38. West southwest wind 10 to 13 mph, with gusts as high as 22 mph.
Tonight
Showers likely, mainly before midnight. Mostly cloudy, with a low around 31. Blustery, with a south wind 14 to 19 mph becoming west northwest 21 to 26 mph after midnight. Winds could gust as high as 41 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
A 30 percent chance of snow showers before noon. Mostly cloudy, with a temperature falling to around 28 by 5pm. Breezy, with a northwest wind 23 to 28 mph decreasing to 15 to 20 mph in the afternoon. Winds could gust as high as 47 mph.
Wednesday Night
Mostly cloudy, with a low around 18. West northwest wind 5 to 14 mph, with gusts as high as 21 mph.
Thursday
Mostly cloudy, with a high near 29. West northwest wind 3 to 6 mph.
Thursday Night
A 50 percent chance of snow. Mostly cloudy, with a low around 19. Light and variable wind becoming northeast 5 to 7 mph in the evening. Winds could gust as high as 16 mph.
Friday
Mostly cloudy, with a high near 29. East northeast wind 8 to 14 mph becoming west northwest in the morning. Winds could gust as high as 23 mph.
Friday Night
Mostly cloudy, with a low around 4.
Saturday
A 30 percent chance of snow after noon. Mostly cloudy, with a high near 12.
Saturday Night
Partly cloudy, with a low around -6.
Sunday
Sunny and cold, with a high near 10.
Sunday Night
Partly cloudy, with a low around -1.
Monday
Partly sunny, with a high near 26.
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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:
5:26 am CST Dec 9, 2025
Forecast Valid:
6am CST Dec 9, 2025-6pm CST Dec 15, 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