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.

Overcast

29°F

-2°C

Humidity 88%
Wind Speed S 16 mph
Barometer 30.07 in
Dewpoint 26°F (-3°C)
Visibility NA
Wind Chill17°F (-8°C)
Last update 3 Dec 11:55 am CST
Extended Forecast for

Assumption IL

  • This Afternoon

    This Afternoon: A 30 percent chance of snow, mainly after 5pm. Cloudy, with a high near 31. Southwest wind 6 to 10 mph, with gusts as high as 17 mph.

    High: 31 °F

    Chance Snow

  • Tonight

    Tonight: A 40 percent chance of snow, mainly before 11pm. Cloudy, with a low around 6. Wind chill values between -4 and 1. North wind 6 to 13 mph, with gusts as high as 21 mph.

    Low: 6 °F

    Chance Snow
    then Cloudy

  • Thursday

    Thursday: Mostly cloudy, then gradually becoming sunny, with a high near 16. Wind chill values between -5 and 5. North wind 5 to 8 mph becoming calm in the afternoon.

    High: 16 °F

    Decreasing
    Clouds

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 0. Calm wind becoming south around 5 mph after midnight.

    Low: 0 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 30. South southwest wind 5 to 7 mph.

    High: 30 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 16. South southwest wind 3 to 5 mph.

    Low: 16 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 30. Light and variable wind.

    High: 30 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 19.

    Low: 19 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 29.

    High: 29 °F

    Mostly Cloudy

Detailed Forecast

This Afternoon
A 30 percent chance of snow, mainly after 5pm. Cloudy, with a high near 31. Southwest wind 6 to 10 mph, with gusts as high as 17 mph.
Tonight
A 40 percent chance of snow, mainly before 11pm. Cloudy, with a low around 6. Wind chill values between -4 and 1. North wind 6 to 13 mph, with gusts as high as 21 mph.
Thursday
Mostly cloudy, then gradually becoming sunny, with a high near 16. Wind chill values between -5 and 5. North wind 5 to 8 mph becoming calm in the afternoon.
Thursday Night
Mostly clear, with a low around 0. Calm wind becoming south around 5 mph after midnight.
Friday
Mostly sunny, with a high near 30. South southwest wind 5 to 7 mph.
Friday Night
Mostly cloudy, with a low around 16. South southwest wind 3 to 5 mph.
Saturday
Partly sunny, with a high near 30. Light and variable wind.
Saturday Night
Mostly cloudy, with a low around 19.
Sunday
Mostly cloudy, with a high near 29.
Sunday Night
Mostly cloudy, with a low around 17.
Monday
Partly sunny, with a high near 28.
Monday Night
Mostly cloudy, with a low around 21.
Tuesday
Partly sunny, with a high near 35.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Assumption IL
 39.51°N 89.05°W (Elev. 636 ft)
Last Update:
11:36 am CST Dec 3, 2025
Forecast Valid:
12pm CST Dec 3, 2025-6pm CST Dec 9, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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