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.

Fair

67°F

19°C

Humidity 83%
Wind Speed Calm
Barometer 30.17 in
Dewpoint 62°F (17°C)
Visibility 10.00 mi
Last update 23 Jun 9:35 pm CDT
Extended Forecast for

Walnut Hill IL

  • Tonight

    Tonight: Partly cloudy, with a low around 61. Calm wind.

    Low: 61 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 83. Light and variable wind.

    High: 83 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A slight chance of showers and thunderstorms, then a chance of showers after 2am. Partly cloudy, with a low around 66. Light south wind. Chance of precipitation is 40%.

    Low: 66 °F

    Slight Chance
    T-storms then
    Chance
    Showers

  • Thursday

    Thursday: A slight chance of showers before 7am, then showers likely and possibly a thunderstorm after 1pm. Mostly sunny, with a high near 86. Calm wind. Chance of precipitation is 60%.

    High: 86 °F

    Mostly Sunny
    then Showers
    Likely

  • Thursday Night

    Thursday Night: Showers and possibly a thunderstorm. Low around 68. Calm wind. Chance of precipitation is 90%.

    Low: 68 °F

    Showers

  • Friday

    Friday: Showers and possibly a thunderstorm before 1pm, then showers and thunderstorms likely after 1pm. High near 82. Chance of precipitation is 90%.

    High: 82 °F

    Showers then
    T-storms

  • Friday Night

    Friday Night: Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 71. Chance of precipitation is 70%.

    Low: 71 °F

    Showers
    Likely

  • Saturday

    Saturday: A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 88.

    High: 88 °F

    Chance
    T-storms

  • Saturday Night

    Saturday Night: A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 72.

    Low: 72 °F

    Slight Chance
    T-storms

Detailed Forecast

Tonight
Partly cloudy, with a low around 61. Calm wind.
Wednesday
Mostly sunny, with a high near 83. Light and variable wind.
Wednesday Night
A slight chance of showers and thunderstorms, then a chance of showers after 2am. Partly cloudy, with a low around 66. Light south wind. Chance of precipitation is 40%.
Thursday
A slight chance of showers before 7am, then showers likely and possibly a thunderstorm after 1pm. Mostly sunny, with a high near 86. Calm wind. Chance of precipitation is 60%.
Thursday Night
Showers and possibly a thunderstorm. Low around 68. Calm wind. Chance of precipitation is 90%.
Friday
Showers and possibly a thunderstorm before 1pm, then showers and thunderstorms likely after 1pm. High near 82. Chance of precipitation is 90%.
Friday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 71. Chance of precipitation is 70%.
Saturday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 88.
Saturday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 72.
Sunday
Mostly sunny, with a high near 93.
Sunday Night
Mostly clear, with a low around 75.
Monday
Sunny, with a high near 95.
Monday Night
Mostly clear, with a low around 76.
Tuesday
Sunny and hot, with a high near 97.
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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:
9:26 pm CDT Jun 23, 2026
Forecast Valid:
9pm CDT Jun 23, 2026-6pm CDT Jun 30, 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