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

Hazardous Weather Conditions

Current conditions at

Illinois Valley Regional Airport (KVYS)

Lat: 41.35°NLon: 89.15°WElev: 650ft.

Overcast

29°F

-2°C

Humidity 80%
Wind Speed NW 3 mph
Barometer 29.92 in
Dewpoint 24°F (-4°C)
Visibility 10.00 mi
Last update 6 Dec 3:15 pm CST
Extended Forecast for

Compton IL

Winter Weather Advisory December 6, 09:00pm until December 7, 06:00am
Click here for hazard details and duration
Winter Weather Advisory

  • This Afternoon

    This Afternoon: Cloudy, with a steady temperature around 28. Calm wind becoming south southeast around 5 mph.

    High: 28 °F

    Cloudy

  • Tonight

    Tonight: Snow, mainly after 8pm. The snow could be heavy at times. Steady temperature around 26. South southeast wind 5 to 10 mph becoming north northeast after midnight. Winds could gust as high as 15 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 5 inches possible.

    Low: 26 °F

    Heavy Snow

  • Sunday

    Sunday: A 30 percent chance of snow before 9am. Cloudy through mid morning, then gradual clearing, with a temperature falling to around 12 by 5pm. Wind chill values as low as -1. North wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 23 °F⇓

    Chance Snow
    then Mostly
    Sunny

  • Sunday Night

    Sunday Night: Increasing clouds, with a low around 4. Wind chill values as low as -9. North wind 5 to 10 mph, with gusts as high as 15 mph.

    Low: 4 °F

    Increasing
    Clouds

  • Monday

    Monday: Partly sunny, with a high near 20. Light and variable wind becoming south 5 to 10 mph in the morning.

    High: 20 °F

    Partly Sunny

  • Monday Night

    Monday Night: A 20 percent chance of snow before midnight. Mostly cloudy, with a low around 13.

    Low: 13 °F

    Slight Chance
    Snow then
    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 37.

    High: 37 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Rain, mainly before midnight. Mostly cloudy, with a low around 32. Breezy.

    Low: 32 °F

    Rain and
    Breezy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 34. Breezy.

    High: 34 °F

    Mostly Cloudy
    and Breezy
    then Mostly
    Cloudy

Detailed Forecast

This Afternoon
Cloudy, with a steady temperature around 28. Calm wind becoming south southeast around 5 mph.
Tonight
Snow, mainly after 8pm. The snow could be heavy at times. Steady temperature around 26. South southeast wind 5 to 10 mph becoming north northeast after midnight. Winds could gust as high as 15 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 5 inches possible.
Sunday
A 30 percent chance of snow before 9am. Cloudy through mid morning, then gradual clearing, with a temperature falling to around 12 by 5pm. Wind chill values as low as -1. North wind 10 to 15 mph, with gusts as high as 25 mph.
Sunday Night
Increasing clouds, with a low around 4. Wind chill values as low as -9. North wind 5 to 10 mph, with gusts as high as 15 mph.
Monday
Partly sunny, with a high near 20. Light and variable wind becoming south 5 to 10 mph in the morning.
Monday Night
A 20 percent chance of snow before midnight. Mostly cloudy, with a low around 13.
Tuesday
Mostly cloudy, with a high near 37.
Tuesday Night
Rain, mainly before midnight. Mostly cloudy, with a low around 32. Breezy.
Wednesday
Mostly cloudy, with a high near 34. Breezy.
Wednesday Night
A chance of snow before midnight. Mostly cloudy, with a low around 15.
Thursday
A chance of snow. Mostly cloudy, with a high near 24.
Thursday Night
Mostly cloudy, with a low around 6.
Friday
Partly sunny, with a high near 14.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Compton IL
 41.71°N 89.09°W
Last Update:
3:11 pm CST Dec 6, 2025
Forecast Valid:
3pm CST Dec 6, 2025-6pm CST Dec 12, 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