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

Centralia Municipal Airport (KENL)

Lat: 38.51°NLon: 89.09°WElev: 525ft.

Mostly Cloudy

74°F

23°C

Humidity 90%
Wind Speed Calm
Barometer 30.01 in
Dewpoint 71°F (22°C)
Visibility 10.00 mi
Last update 14 Oct 2:35 pm CDT
Extended Forecast for

Walnut Hill IL

  • This Afternoon

    This Afternoon: A chance of showers and thunderstorms before 4pm, then a slight chance of showers. Cloudy, with a high near 78. Light northwest wind. Chance of precipitation is 30%.

    High: 78 °F

    Chance
    Showers

  • Tonight

    Tonight: A slight chance of showers and thunderstorms between 3am and 4am, then a chance of showers after 4am. Mostly cloudy, with a low around 66. Calm wind. Chance of precipitation is 30%.

    Low: 66 °F

    Mostly Cloudy
    then Chance
    Showers

  • Thursday

    Thursday: Showers and thunderstorms likely, mainly before 1pm. Mostly cloudy, with a high near 85. Light and variable wind becoming south 8 to 13 mph in the morning. Chance of precipitation is 70%.

    High: 85 °F

    Showers
    Likely then
    Chance
    T-storms

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 50. Southwest wind 7 to 16 mph becoming northwest after midnight. Winds could gust as high as 29 mph. Chance of precipitation is 50%.

    Low: 50 °F

    Chance
    T-storms then
    Chance
    Showers

  • Friday

    Friday: Mostly cloudy, with a high near 58. Breezy, with a northwest wind 17 to 25 mph, with gusts as high as 33 mph.

    High: 58 °F

    Mostly Cloudy
    and Breezy

  • Friday Night

    Friday Night: Partly cloudy, with a low around 39.

    Low: 39 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 62.

    High: 62 °F

    Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 36.

    Low: 36 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 68.

    High: 68 °F

    Sunny

Detailed Forecast

This Afternoon
A chance of showers and thunderstorms before 4pm, then a slight chance of showers. Cloudy, with a high near 78. Light northwest wind. Chance of precipitation is 30%.
Tonight
A slight chance of showers and thunderstorms between 3am and 4am, then a chance of showers after 4am. Mostly cloudy, with a low around 66. Calm wind. Chance of precipitation is 30%.
Thursday
Showers and thunderstorms likely, mainly before 1pm. Mostly cloudy, with a high near 85. Light and variable wind becoming south 8 to 13 mph in the morning. Chance of precipitation is 70%.
Thursday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 50. Southwest wind 7 to 16 mph becoming northwest after midnight. Winds could gust as high as 29 mph. Chance of precipitation is 50%.
Friday
Mostly cloudy, with a high near 58. Breezy, with a northwest wind 17 to 25 mph, with gusts as high as 33 mph.
Friday Night
Partly cloudy, with a low around 39.
Saturday
Sunny, with a high near 62.
Saturday Night
Clear, with a low around 36.
Sunday
Sunny, with a high near 68.
Sunday Night
Mostly clear, with a low around 40.
Monday
Mostly sunny, with a high near 73.
Monday Night
Partly cloudy, with a low around 44.
Tuesday
Mostly sunny, with a high near 76.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Walnut Hill IL
 38.47°N 89.05°W (Elev. 554 ft)
Last Update:
2:06 pm CDT Oct 14, 2026
Forecast Valid:
2pm CDT Oct 14, 2026-6pm CDT Oct 20, 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