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.

Fair

2°F

-17°C

Humidity 88%
Wind Speed Calm
Barometer 30.14 in
Dewpoint 0°F (-18°C)
Visibility 10.00 mi
Last update 5 Dec 2:55 am CST
Extended Forecast for

Assumption IL

  • Overnight

    Overnight: Patchy freezing fog. Mostly clear, with a low around 1. Light south southeast wind.

    Low: 1 °F

    Patchy
    Freezing Fog

  • Friday

    Friday: Patchy freezing fog before 9am. Sunny, with a high near 30. Wind chill values between -3 and 7. Light south wind increasing to 5 to 9 mph in the morning. Winds could gust as high as 16 mph.

    High: 30 °F

    Patchy
    Freezing Fog
    then Sunny

  • Friday Night

    Friday Night: Increasing clouds, with a low around 23. South wind 6 to 10 mph becoming west after midnight. Winds could gust as high as 17 mph.

    Low: 23 °F

    Increasing
    Clouds

  • Saturday

    Saturday: Mostly cloudy, with a high near 32. West wind around 6 mph becoming calm in the morning.

    High: 32 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: A 50 percent chance of snow after midnight. Mostly cloudy, with a low around 23. Calm wind becoming east southeast around 6 mph after midnight.

    Low: 23 °F

    Mostly Cloudy
    then Chance
    Snow

  • Sunday

    Sunday: A 50 percent chance of snow before noon. Mostly cloudy, with a high near 32. Southeast wind 6 to 11 mph becoming north in the afternoon. Winds could gust as high as 17 mph.

    High: 32 °F

    Chance Snow
    then Mostly
    Cloudy

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 6. North wind 5 to 9 mph becoming light after midnight.

    Low: 6 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 25.

    High: 25 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 16.

    Low: 16 °F

    Partly Cloudy

Detailed Forecast

Overnight
Patchy freezing fog. Mostly clear, with a low around 1. Light south southeast wind.
Friday
Patchy freezing fog before 9am. Sunny, with a high near 30. Wind chill values between -3 and 7. Light south wind increasing to 5 to 9 mph in the morning. Winds could gust as high as 16 mph.
Friday Night
Increasing clouds, with a low around 23. South wind 6 to 10 mph becoming west after midnight. Winds could gust as high as 17 mph.
Saturday
Mostly cloudy, with a high near 32. West wind around 6 mph becoming calm in the morning.
Saturday Night
A 50 percent chance of snow after midnight. Mostly cloudy, with a low around 23. Calm wind becoming east southeast around 6 mph after midnight.
Sunday
A 50 percent chance of snow before noon. Mostly cloudy, with a high near 32. Southeast wind 6 to 11 mph becoming north in the afternoon. Winds could gust as high as 17 mph.
Sunday Night
Mostly cloudy, with a low around 6. North wind 5 to 9 mph becoming light after midnight.
Monday
Mostly sunny, with a high near 25.
Monday Night
Partly cloudy, with a low around 16.
Tuesday
Mostly sunny, with a high near 37.
Tuesday Night
Mostly cloudy, with a low around 30.
Wednesday
A chance of rain. Mostly cloudy, with a high near 39.
Wednesday Night
Mostly cloudy, with a low around 15.
Thursday
Mostly cloudy, with a high near 27.
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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:
3:16 am CST Dec 5, 2025
Forecast Valid:
3am CST Dec 5, 2025-6pm CST Dec 11, 2025
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation