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.

Mostly Cloudy

86°F

30°C

Humidity 75%
Wind Speed W 12 G 18 mph
Barometer 29.99 in
Dewpoint 77°F (25°C)
Visibility 10.00 mi
Heat Index97°F (36°C)
Last update 16 Aug 1:58 pm CDT
Extended Forecast for

Leonore IL

  • This Afternoon

    This Afternoon: Scattered showers and thunderstorms, mainly after 5pm. Partly sunny, with a high near 85. West northwest wind around 10 mph, with gusts as high as 15 mph. Chance of precipitation is 30%.

    High: 85 °F

    Scattered
    T-storms

  • Tonight

    Tonight: Scattered showers and thunderstorms, mainly before 7pm. Mostly cloudy, with a low around 64. Northwest wind 5 to 10 mph, with gusts as high as 15 mph. Chance of precipitation is 30%.

    Low: 64 °F

    Scattered
    T-storms then
    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 80. North wind around 5 mph, with gusts as high as 15 mph.

    High: 80 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 63. Calm wind.

    Low: 63 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 81. Southwest wind 5 to 10 mph, with gusts as high as 15 mph.

    High: 81 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 66. Chance of precipitation is 70%.

    Low: 66 °F

    Showers
    Likely

  • Wednesday

    Wednesday: A 40 percent chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 77.

    High: 77 °F

    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 60.

    Low: 60 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 77.

    High: 77 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Scattered showers and thunderstorms, mainly after 5pm. Partly sunny, with a high near 85. West northwest wind around 10 mph, with gusts as high as 15 mph. Chance of precipitation is 30%.
Tonight
Scattered showers and thunderstorms, mainly before 7pm. Mostly cloudy, with a low around 64. Northwest wind 5 to 10 mph, with gusts as high as 15 mph. Chance of precipitation is 30%.
Monday
Mostly sunny, with a high near 80. North wind around 5 mph, with gusts as high as 15 mph.
Monday Night
Mostly clear, with a low around 63. Calm wind.
Tuesday
Mostly sunny, with a high near 81. Southwest wind 5 to 10 mph, with gusts as high as 15 mph.
Tuesday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 66. Chance of precipitation is 70%.
Wednesday
A 40 percent chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 77.
Wednesday Night
Partly cloudy, with a low around 60.
Thursday
Mostly sunny, with a high near 77.
Thursday Night
Partly cloudy, with a low around 59.
Friday
Sunny, with a high near 78.
Friday Night
Mostly clear, with a low around 63.
Saturday
Mostly sunny, with a high near 78.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Leonore IL
 41.18°N 88.98°W
Last Update:
1:21 pm CDT Aug 16, 2026
Forecast Valid:
2pm CDT Aug 16, 2026-6pm CDT Aug 22, 2026
 
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