Dangerous Heat and Possible Flooding This Week

Hot temperatures and high humidity are forecast to continue across much of east Texas into the mid-Mississippi Valley through this week. Heavy to excessive rainfall occurring at times through Friday could bring areas of flooding across parts of the central Plains into the upper Midwest and Four Corners states. Read More >

Current conditions at

Centralia Municipal Airport (KENL)

Lat: 38.51°NLon: 89.09°WElev: 525ft.

Fair

95°F

35°C

Humidity 45%
Wind Speed SW 14 mph
Barometer 30.11 in
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Heat Index102°F (39°C)
Last update 15 Sep 11:55 am CDT
Extended Forecast for

5 Miles ENE Centralia Municipal Airport IL

Heat Advisory September 15, 12:15pm until September 18, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory September 15, 12:15pm until September 18, 08:00pm

    NOW until 8:00pm Fri

    Heat Advisory

  • This Afternoon

    High: 98 °F

    Hot

  • Tonight

    Tonight: A slight chance of showers and thunderstorms before 1am, then isolated showers and thunderstorms after 2am.  Partly cloudy, with a low around 74. South wind around 5 mph becoming calm  in the evening.  Chance of precipitation is 20%.

    Low: 74 °F

    Slight Chance
    T-storms

  • Wednesday

    Wednesday: Isolated showers and thunderstorms.  Mostly sunny, with a high near 96. Heat index values as high as 103. Calm wind becoming southwest around 5 mph.  Chance of precipitation is 20%.

    High: 96 °F

    Isolated
    T-storms

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 74. Calm wind.

    Low: 74 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny and hot, with a high near 97. Calm wind becoming west around 5 mph.

    High: 97 °F

    Hot

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 72.

    Low: 72 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 94.

    High: 94 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 71.

    Low: 71 °F

    Partly Cloudy

Detailed Forecast

This Afternoon
Sunny and hot, with a high near 98. Heat index values as high as 104. Southwest wind 8 to 11 mph.
Tonight
A slight chance of showers and thunderstorms before 1am, then isolated showers and thunderstorms after 2am. Partly cloudy, with a low around 74. South wind around 5 mph becoming calm in the evening. Chance of precipitation is 20%.
Wednesday
Isolated showers and thunderstorms. Mostly sunny, with a high near 96. Heat index values as high as 103. Calm wind becoming southwest around 5 mph. Chance of precipitation is 20%.
Wednesday Night
Partly cloudy, with a low around 74. Calm wind.
Thursday
Sunny and hot, with a high near 97. Calm wind becoming west around 5 mph.
Thursday Night
Mostly clear, with a low around 72.
Friday
Sunny, with a high near 94.
Friday Night
Partly cloudy, with a low around 71.
Saturday
Mostly sunny, with a high near 95.
Saturday Night
A 20 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 70.
Sunday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 87.
Sunday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 62.
Monday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 80.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles ENE Centralia Municipal Airport IL
 38.56°N 88.99°W (Elev. 518 ft)
11:56 am CDT Sep 15, 2026
12pm CDT Sep 15, 2026-6pm CDT Sep 21, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database