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.

Overcast

45°F

7°C

Humidity 59%
Wind Speed Calm
Barometer 30.35 in
Dewpoint 31°F (-1°C)
Visibility 10.00 mi
Last update 29 Mar 1:15 am CDT
Extended Forecast for

Centralia IL

  • Overnight

    Overnight: Mostly cloudy, with a low around 38. South wind around 6 mph.

    Low: 38 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 68. South wind 6 to 14 mph, with gusts as high as 21 mph.

    High: 68 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, then gradually becoming mostly clear, with a low around 56. South wind 9 to 13 mph, with gusts as high as 22 mph.

    Low: 56 °F

    Decreasing
    Clouds

  • Monday

    Monday: Mostly sunny, with a high near 79. Breezy, with a south wind 14 to 20 mph.

    High: 79 °F

    Mostly Sunny
    then Sunny
    and Breezy

  • Monday Night

    Monday Night: Partly cloudy, with a low around 65. South wind 15 to 17 mph, with gusts as high as 28 mph.

    Low: 65 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A 30 percent chance of rain and thunderstorms after 1pm. Partly sunny, with a high near 81. Breezy.

    High: 81 °F

    Breezy.
    Partly Sunny
    then Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Rain likely and possibly a thunderstorm, then rain after 1am. Low around 48. Chance of precipitation is 80%.

    Low: 48 °F

    Rain

  • Wednesday

    Wednesday: Rain likely, mainly before 1pm. Mostly cloudy, with a high near 56. Chance of precipitation is 70%.

    High: 56 °F

    Rain Likely

  • Wednesday Night

    Wednesday Night: Rain likely, mainly after 1am. Mostly cloudy, with a low around 43. Chance of precipitation is 60%.

    Low: 43 °F

    Rain Likely

Detailed Forecast

Overnight
Mostly cloudy, with a low around 38. South wind around 6 mph.
Sunday
Mostly sunny, with a high near 68. South wind 6 to 14 mph, with gusts as high as 21 mph.
Sunday Night
Mostly cloudy, then gradually becoming mostly clear, with a low around 56. South wind 9 to 13 mph, with gusts as high as 22 mph.
Monday
Mostly sunny, with a high near 79. Breezy, with a south wind 14 to 20 mph.
Monday Night
Partly cloudy, with a low around 65. South wind 15 to 17 mph, with gusts as high as 28 mph.
Tuesday
A 30 percent chance of rain and thunderstorms after 1pm. Partly sunny, with a high near 81. Breezy.
Tuesday Night
Rain likely and possibly a thunderstorm, then rain after 1am. Low around 48. Chance of precipitation is 80%.
Wednesday
Rain likely, mainly before 1pm. Mostly cloudy, with a high near 56. Chance of precipitation is 70%.
Wednesday Night
Rain likely, mainly after 1am. Mostly cloudy, with a low around 43. Chance of precipitation is 60%.
Thursday
Rain likely. Mostly cloudy, with a high near 60. Chance of precipitation is 60%.
Thursday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 46.
Friday
A 40 percent chance of rain. Mostly cloudy, with a high near 69.
Friday Night
A 50 percent chance of rain and thunderstorms. Mostly cloudy, with a low around 54.
Saturday
Rain likely. Mostly cloudy, with a high near 69. Chance of precipitation is 60%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Centralia IL
 38.52°N 89.13°W (Elev. 495 ft)
Last Update:
10:25 pm CDT Mar 28, 2026
Forecast Valid:
1am CDT Mar 29, 2026-6pm CDT Apr 4, 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