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.

Fair

9°F

-13°C

Humidity 64%
Wind Speed Calm
Barometer 30.32 in
Dewpoint -1°F (-18°C)
Visibility 10.00 mi
Last update 4 Dec 4:55 pm CST
Extended Forecast for

3 Miles ESE Leonore IL

  • Tonight

    Tonight: Patchy freezing fog after 10pm. Increasing clouds, with a low around -6. Wind chill values as low as -18. Light south wind increasing to 5 to 10 mph in the evening.

    Low: -6 °F

    Patchy
    Freezing Fog

  • Friday

    Friday: Patchy freezing fog before 8am. Mostly sunny, with a high near 30. Wind chill values as low as -4. South southwest wind around 10 mph, with gusts as high as 20 mph.

    High: 30 °F

    Patchy
    Freezing Fog
    then Mostly
    Sunny

  • Friday Night

    Friday Night: Patchy freezing rain before midnight. Partly cloudy during the early evening, then becoming cloudy, with a steady temperature around 29. South southwest wind around 10 mph becoming west northwest after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 30%.

    Low: 29 °F

    Patchy
    Freezing Rain
    then Mostly
    Cloudy

  • Saturday

    Saturday: Mostly cloudy, with a high near 28. West northwest wind around 5 mph becoming calm in the afternoon. Winds could gust as high as 15 mph.

    High: 28 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: A 50 percent chance of snow, mainly after midnight. Cloudy, with a low around 20. Calm wind becoming northeast around 5 mph after midnight. Winds could gust as high as 15 mph.

    Low: 20 °F

    Slight Chance
    Snow then
    Chance Snow

  • Sunday

    Sunday: A 40 percent chance of snow before noon. Mostly cloudy, with a high near 24.

    High: 24 °F

    Chance Snow
    then Partly
    Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 1.

    Low: 1 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 22.

    High: 22 °F

    Partly Sunny

  • Monday Night

    Monday Night: A chance of snow. Mostly cloudy, with a low around 14.

    Low: 14 °F

    Chance Snow

Detailed Forecast

Tonight
Patchy freezing fog after 10pm. Increasing clouds, with a low around -6. Wind chill values as low as -18. Light south wind increasing to 5 to 10 mph in the evening.
Friday
Patchy freezing fog before 8am. Mostly sunny, with a high near 30. Wind chill values as low as -4. South southwest wind around 10 mph, with gusts as high as 20 mph.
Friday Night
Patchy freezing rain before midnight. Partly cloudy during the early evening, then becoming cloudy, with a steady temperature around 29. South southwest wind around 10 mph becoming west northwest after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 30%.
Saturday
Mostly cloudy, with a high near 28. West northwest wind around 5 mph becoming calm in the afternoon. Winds could gust as high as 15 mph.
Saturday Night
A 50 percent chance of snow, mainly after midnight. Cloudy, with a low around 20. Calm wind becoming northeast around 5 mph after midnight. Winds could gust as high as 15 mph.
Sunday
A 40 percent chance of snow before noon. Mostly cloudy, with a high near 24.
Sunday Night
Mostly cloudy, with a low around 1.
Monday
Partly sunny, with a high near 22.
Monday Night
A chance of snow. Mostly cloudy, with a low around 14.
Tuesday
Mostly cloudy, with a high near 32.
Tuesday Night
A chance of snow. Cloudy, with a low around 23.
Wednesday
A chance of rain and snow. Mostly cloudy, with a high near 34.
Wednesday Night
Mostly cloudy, with a low around 11.
Thursday
Partly sunny, with a high near 23.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles ESE Leonore IL
 41.18°N 88.92°W
Last Update:
3:11 pm CST Dec 4, 2025
Forecast Valid:
5pm CST Dec 4, 2025-6pm CST Dec 11, 2025
 
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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