Areas of Severe Thunderstorms and Excessive Rainfall; Heat Wave Builds in the Intermountain West and Plains

A slow moving front will bring rounds of strong to severe thunderstorms and heavy rainfall to the central Plains eastward to the east-central U.S.. The first widespread significant heat wave of summer for the Intermountain West and Plains is expected to develop today and expand through next week. Dangerous heat will continue to impact portions of the Southwest and Southeast. Read More >

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

Assumption IL

  • Today

    Today: A 20 percent chance of showers and thunderstorms after 4pm.  Partly sunny, with a high near 86. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 86 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: A 50 percent chance of showers and thunderstorms.  Mostly cloudy, with a low around 67. Light and variable wind.

    Low: 67 °F

    Chance
    T-storms

  • Saturday

    Saturday: A 30 percent chance of showers and thunderstorms, mainly between 1pm and 4pm.  Partly sunny, with a high near 83. Light and variable wind becoming northeast around 6 mph in the morning.

    High: 83 °F

    Chance
    T-storms

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 65. Northeast wind 3 to 6 mph.

    Low: 65 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 84. Northeast wind 6 to 10 mph, with gusts as high as 15 mph.

    High: 84 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 64. Northeast wind 5 to 7 mph becoming calm  in the evening.

    Low: 64 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 86. East northeast wind 5 to 8 mph.

    High: 86 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 66.

    Low: 66 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 88.

    High: 88 °F

    Sunny

Detailed Forecast

Today
A 20 percent chance of showers and thunderstorms after 4pm. Partly sunny, with a high near 86. Calm wind becoming southwest around 5 mph in the afternoon.
Tonight
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 67. Light and variable wind.
Saturday
A 30 percent chance of showers and thunderstorms, mainly between 1pm and 4pm. Partly sunny, with a high near 83. Light and variable wind becoming northeast around 6 mph in the morning.
Saturday Night
Partly cloudy, with a low around 65. Northeast wind 3 to 6 mph.
Sunday
Sunny, with a high near 84. Northeast wind 6 to 10 mph, with gusts as high as 15 mph.
Sunday Night
Mostly clear, with a low around 64. Northeast wind 5 to 7 mph becoming calm in the evening.
Monday
Sunny, with a high near 86. East northeast wind 5 to 8 mph.
Monday Night
Clear, with a low around 66.
Tuesday
Sunny, with a high near 88.
Tuesday Night
Mostly clear, with a low around 68.
Wednesday
Sunny, with a high near 90.
Wednesday Night
Mostly clear, with a low around 70.
Thursday
Sunny, with a high near 89.
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ABOUT THIS FORECAST

 
Point Forecast:
Assumption IL
 39.51°N 89.05°W (Elev. 636 ft)
11:31 am CDT Jul 10, 2026
11am CDT Jul 10, 2026-6pm CDT Jul 16, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database