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

Hazardous Weather Conditions

Current conditions at

Taylorville, Taylorville Municipal Airport (KTAZ)

Lat: 39.53°NLon: 89.33°WElev: 623ft.

N/A

Humidity NA
Wind Speed NA
Barometer NA
Dewpoint N/A
Visibility NA
Last update *** Not a current observation ***
Extended Forecast for

Wenonah IL

Extreme Heat Warning July 26, 11:00am until July 27, 09:00pm
Click here for hazard details and duration
Extreme Heat Warning

  • Today

    Today: Isolated showers and thunderstorms between 4pm and 5pm. Sunny early, then becoming mostly cloudy, with a high near 92. Heat index values as high as 108. Light and variable wind becoming southwest around 6 mph in the morning. Chance of precipitation is 20%.

    High: 92 °F

    Sunny then
    Isolated
    T-storms

  • Tonight

    Tonight: Partly cloudy, with a low around 75. Light and variable wind.

    Low: 75 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 94. Heat index values as high as 112. South wind 5 to 10 mph becoming southwest in the afternoon.

    High: 94 °F

    Sunny

  • Monday Night

    Monday Night: A slight chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 1am. Mostly clear, with a low around 75. Southwest wind around 8 mph becoming west after midnight. Chance of precipitation is 20%.

    Low: 75 °F

    Slight Chance
    T-storms then
    Slight Chance
    Showers

  • Tuesday

    Tuesday: Sunny, with a high near 89. North wind 7 to 10 mph.

    High: 89 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 66.

    Low: 66 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 85.

    High: 85 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 62.

    Low: 62 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 86.

    High: 86 °F

    Sunny

Detailed Forecast

Today
Isolated showers and thunderstorms between 4pm and 5pm. Sunny early, then becoming mostly cloudy, with a high near 92. Heat index values as high as 108. Light and variable wind becoming southwest around 6 mph in the morning. Chance of precipitation is 20%.
Tonight
Partly cloudy, with a low around 75. Light and variable wind.
Monday
Sunny, with a high near 94. Heat index values as high as 112. South wind 5 to 10 mph becoming southwest in the afternoon.
Monday Night
A slight chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 1am. Mostly clear, with a low around 75. Southwest wind around 8 mph becoming west after midnight. Chance of precipitation is 20%.
Tuesday
Sunny, with a high near 89. North wind 7 to 10 mph.
Tuesday Night
Mostly clear, with a low around 66.
Wednesday
Sunny, with a high near 85.
Wednesday Night
Clear, with a low around 62.
Thursday
Sunny, with a high near 86.
Thursday Night
Partly cloudy, with a low around 65.
Friday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 84.
Friday Night
A 30 percent chance of showers. Partly cloudy, with a low around 65.
Saturday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 85.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Wenonah IL
 39.32°N 89.29°W (Elev. 673 ft)
Last Update:
8:46 am CDT Jul 26, 2026
Forecast Valid:
9am CDT Jul 26, 2026-6pm CDT Aug 1, 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