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NWS St. Louis Announces Changes To May 16, 2025 Tornado Damage Assessment

After a year-long review of new ground survey data and aerial imagery, NWS St. Louis made several adjustments to the May 16, 2025 tornado damage assessment. Read More >

Hazardous Weather Conditions

Current conditions at

Taylorville, Taylorville Municipal Airport (KTAZ)

Lat: 39.53°NLon: 89.33°WElev: 623ft.

Overcast

66°F

19°C

Humidity 64%
Wind Speed NE 8 G 17 mph
Barometer 30.16 in
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 20 May 4:01 pm CDT
Extended Forecast for

Fillmore IL

  • Tonight

    Tonight: Partly cloudy, with a low around 50. Northeast wind 5 to 7 mph.

    Low: 50 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 68. East wind around 9 mph.

    High: 68 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: A 20 percent chance of showers after 4am. Increasing clouds, with a low around 53. East wind around 8 mph.

    Low: 53 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Friday

    Friday: Showers, mainly after 7am. High near 68. East wind 7 to 9 mph. Chance of precipitation is 80%.

    High: 68 °F

    Showers

  • Friday Night

    Friday Night: A 50 percent chance of showers before 1am. Mostly cloudy, with a low around 57. East wind around 6 mph becoming southwest after midnight.

    Low: 57 °F

    Chance
    Showers

  • Saturday

    Saturday: Partly sunny, with a high near 77.

    High: 77 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms before 1am, then a slight chance of showers. Mostly cloudy, with a low around 58. Chance of precipitation is 40%.

    Low: 58 °F

    Chance
    T-storms

  • Sunday

    Sunday: A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 78. Chance of precipitation is 30%.

    High: 78 °F

    Chance
    Showers

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 58. Chance of precipitation is 30%.

    Low: 58 °F

    Chance
    Showers

Detailed Forecast

Tonight
Partly cloudy, with a low around 50. Northeast wind 5 to 7 mph.
Thursday
Mostly sunny, with a high near 68. East wind around 9 mph.
Thursday Night
A 20 percent chance of showers after 4am. Increasing clouds, with a low around 53. East wind around 8 mph.
Friday
Showers, mainly after 7am. High near 68. East wind 7 to 9 mph. Chance of precipitation is 80%.
Friday Night
A 50 percent chance of showers before 1am. Mostly cloudy, with a low around 57. East wind around 6 mph becoming southwest after midnight.
Saturday
Partly sunny, with a high near 77.
Saturday Night
A chance of showers and thunderstorms before 1am, then a slight chance of showers. Mostly cloudy, with a low around 58. Chance of precipitation is 40%.
Sunday
A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 78. Chance of precipitation is 30%.
Sunday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 58. Chance of precipitation is 30%.
Memorial Day
A chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 78. Chance of precipitation is 40%.
Monday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 61.
Tuesday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 80.
Tuesday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 63.
Wednesday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 81.
Basemap Options
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Fillmore IL
 39.12°N 89.27°W (Elev. 650 ft)
Last Update:
2:30 pm CDT May 20, 2026
Forecast Valid:
4pm CDT May 20, 2026-6pm CDT May 27, 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