National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Galesburg Municipal Airport (KGBG)

Lat: 40.93°NLon: 90.43°WElev: 751ft.

Mostly Cloudy

15°F

-9°C

Humidity 76%
Wind Speed W 20 G 26 mph
Barometer 30.13 in
Dewpoint 9°F (-13°C)
Visibility 10.00 mi
Wind Chill-2°F (-19°C)
Last update 17 Jan 3:15 pm CST
Extended Forecast for

Knoxville IL

  • This Afternoon

    This Afternoon: Snow likely, mainly before 4pm. Cloudy, with a high near 18. Wind chill values between -4 and 1. West wind around 18 mph, with gusts as high as 29 mph. Chance of precipitation is 70%. Total daytime snow accumulation of less than a half inch possible.

    High: 18 °F

    Snow Likely

  • Tonight

    Tonight: A 30 percent chance of snow, mainly before 7pm. Cloudy, then gradually becoming partly cloudy, with a low around 7. Wind chill values between -5 and zero. West northwest wind 10 to 17 mph, with gusts as high as 28 mph.

    Low: 7 °F

    Chance Snow
    then Mostly
    Cloudy

  • Sunday

    Sunday: A chance of flurries between 9am and noon, then a chance of snow after noon. Mostly cloudy, with a high near 24. Wind chill values between -4 and 6. South southwest wind 8 to 15 mph, with gusts as high as 24 mph. Chance of precipitation is 30%.

    High: 24 °F

    Mostly Cloudy
    then Chance
    Snow

  • Sunday Night

    Sunday Night: A chance of flurries before 9pm. Cloudy, then gradually becoming partly cloudy, with a low around 1. Wind chill values between -10 and -20. Blustery, with a northwest wind 11 to 16 mph increasing to 19 to 24 mph after midnight. Winds could gust as high as 37 mph.

    Low: 1 °F

    Chance
    Flurries and
    Blustery

  • M.L.King Day

    M.L.King Day: Sunny, with a high near 12. Blustery, with a west northwest wind 15 to 20 mph decreasing to 9 to 14 mph in the afternoon. Winds could gust as high as 33 mph.

    High: 12 °F

    Mostly Sunny
    and Blustery
    then Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 4. West northwest wind 5 to 7 mph becoming southwest after midnight. Winds could gust as high as 16 mph.

    Low: 4 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 30. South southwest wind 6 to 10 mph, with gusts as high as 17 mph.

    High: 30 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 21.

    Low: 21 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 32.

    High: 32 °F

    Partly Sunny

Detailed Forecast

This Afternoon
Snow likely, mainly before 4pm. Cloudy, with a high near 18. Wind chill values between -4 and 1. West wind around 18 mph, with gusts as high as 29 mph. Chance of precipitation is 70%. Total daytime snow accumulation of less than a half inch possible.
Tonight
A 30 percent chance of snow, mainly before 7pm. Cloudy, then gradually becoming partly cloudy, with a low around 7. Wind chill values between -5 and zero. West northwest wind 10 to 17 mph, with gusts as high as 28 mph.
Sunday
A chance of flurries between 9am and noon, then a chance of snow after noon. Mostly cloudy, with a high near 24. Wind chill values between -4 and 6. South southwest wind 8 to 15 mph, with gusts as high as 24 mph. Chance of precipitation is 30%.
Sunday Night
A chance of flurries before 9pm. Cloudy, then gradually becoming partly cloudy, with a low around 1. Wind chill values between -10 and -20. Blustery, with a northwest wind 11 to 16 mph increasing to 19 to 24 mph after midnight. Winds could gust as high as 37 mph.
M.L.King Day
Sunny, with a high near 12. Blustery, with a west northwest wind 15 to 20 mph decreasing to 9 to 14 mph in the afternoon. Winds could gust as high as 33 mph.
Monday Night
Partly cloudy, with a low around 4. West northwest wind 5 to 7 mph becoming southwest after midnight. Winds could gust as high as 16 mph.
Tuesday
Mostly sunny, with a high near 30. South southwest wind 6 to 10 mph, with gusts as high as 17 mph.
Tuesday Night
Mostly cloudy, with a low around 21.
Wednesday
Partly sunny, with a high near 32.
Wednesday Night
Partly cloudy, with a low around 13.
Thursday
Mostly sunny, with a high near 28.
Thursday Night
Mostly cloudy, with a low around 17.
Friday
Partly sunny, with a high near 30.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Knoxville IL
 40.92°N 90.3°W (Elev. 755 ft)
Last Update:
3:16 pm CST Jan 17, 2026
Forecast Valid:
3pm CST Jan 17, 2026-6pm CST Jan 23, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation