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

Illinois Valley Regional Airport (KVYS)

Lat: 41.35°NLon: 89.15°WElev: 650ft.

Overcast

43°F

6°C

Humidity 81%
Wind Speed NW 6 mph
Barometer 30.12 in
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Wind Chill39°F (4°C)
Last update 9 Jan 3:40 pm CST
Extended Forecast for

Compton IL

  • Tonight

    Tonight: Rain and snow likely, mainly after 3am. Mostly cloudy, with a low around 32. North wind around 5 mph becoming calm. Chance of precipitation is 70%. Total nighttime snow accumulation of less than a half inch possible.

    Low: 32 °F

    Mostly Cloudy
    then
    Rain/Snow
    Likely

  • Saturday

    Saturday: Snow before noon, then a chance of snow showers, mainly after 3pm. High near 35. Breezy, with a west northwest wind 5 to 10 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 2 inches possible.

    High: 35 °F

    Snow then
    Chance Snow
    Showers and
    Breezy

  • Saturday Night

    Saturday Night: Scattered snow showers before midnight. Mostly cloudy, with a low around 19. Blustery, with a west northwest wind around 20 mph, with gusts as high as 30 mph. Chance of precipitation is 40%.

    Low: 19 °F

    Blustery.
    Scattered
    Snow Showers
    then Mostly
    Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 30. Blustery, with a northwest wind 15 to 20 mph decreasing to 10 to 15 mph in the afternoon. Winds could gust as high as 30 mph.

    High: 30 °F

    Mostly Sunny
    and Blustery
    then Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 24. Southwest wind 10 to 15 mph, with gusts as high as 20 mph.

    Low: 24 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 40.

    High: 40 °F

    Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 31.

    Low: 31 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A chance of rain after noon. Mostly cloudy, with a high near 46.

    High: 46 °F

    Mostly Cloudy
    then Chance
    Rain

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 28.

    Low: 28 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Rain and snow likely, mainly after 3am. Mostly cloudy, with a low around 32. North wind around 5 mph becoming calm. Chance of precipitation is 70%. Total nighttime snow accumulation of less than a half inch possible.
Saturday
Snow before noon, then a chance of snow showers, mainly after 3pm. High near 35. Breezy, with a west northwest wind 5 to 10 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 2 inches possible.
Saturday Night
Scattered snow showers before midnight. Mostly cloudy, with a low around 19. Blustery, with a west northwest wind around 20 mph, with gusts as high as 30 mph. Chance of precipitation is 40%.
Sunday
Mostly sunny, with a high near 30. Blustery, with a northwest wind 15 to 20 mph decreasing to 10 to 15 mph in the afternoon. Winds could gust as high as 30 mph.
Sunday Night
Partly cloudy, with a low around 24. Southwest wind 10 to 15 mph, with gusts as high as 20 mph.
Monday
Sunny, with a high near 40.
Monday Night
Mostly cloudy, with a low around 31.
Tuesday
A chance of rain after noon. Mostly cloudy, with a high near 46.
Tuesday Night
Mostly cloudy, with a low around 28.
Wednesday
A chance of snow after noon. Mostly cloudy, with a high near 32.
Wednesday Night
Mostly cloudy, with a low around 17.
Thursday
Mostly sunny, with a high near 28.
Thursday Night
A chance of snow. Mostly cloudy, with a low around 21.
Friday
A chance of snow. Mostly cloudy, with a high near 32.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Compton IL
 41.71°N 89.09°W
Last Update:
3:11 pm CST Jan 9, 2026
Forecast Valid:
4pm CST Jan 9, 2026-6pm CST Jan 16, 2026
 
Forecast Discussion
 
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Additional Resources

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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