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

Sparta Community-Hunter Field Airport (KSAR)

Lat: 38.15°NLon: 89.7°WElev: 528ft.

Rain

71°F

22°C

Humidity 100%
Wind Speed SE 5 mph
Barometer 30.04 in
Dewpoint 71°F (22°C)
Visibility 4.00 mi
Last update 15 Oct 7:35 am CDT
Extended Forecast for

Lenzburg IL

  • Today

    Today: A chance of showers and thunderstorms before 8am, then showers likely and possibly a thunderstorm between 8am and 10am, then a chance of showers and thunderstorms after 10am. Mostly cloudy, with a high near 84. Light and variable wind becoming southwest 6 to 11 mph in the morning. Chance of precipitation is 60%.

    High: 84 °F

    Showers
    Likely then
    Chance
    T-storms

  • Tonight

    Tonight: Showers and thunderstorms likely before 1am, then scattered showers. Increasing clouds, with a low around 48. Southwest wind 8 to 17 mph becoming northwest after midnight. Winds could gust as high as 26 mph. Chance of precipitation is 70%.

    Low: 48 °F

    Showers
    Likely

  • Friday

    Friday: Partly sunny, with a high near 58. Breezy, with a northwest wind 17 to 21 mph, with gusts as high as 28 mph.

    High: 58 °F

    Partly Sunny
    and Breezy

  • Friday Night

    Friday Night: Cloudy, then gradually becoming partly cloudy, with a low around 39. North wind 11 to 15 mph, with gusts as high as 24 mph.

    Low: 39 °F

    Decreasing
    Clouds

  • Saturday

    Saturday: Sunny, with a high near 60. North wind 3 to 8 mph.

    High: 60 °F

    Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 36.

    Low: 36 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 66.

    High: 66 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 38.

    Low: 38 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 72.

    High: 72 °F

    Mostly Sunny

Detailed Forecast

Today
A chance of showers and thunderstorms before 8am, then showers likely and possibly a thunderstorm between 8am and 10am, then a chance of showers and thunderstorms after 10am. Mostly cloudy, with a high near 84. Light and variable wind becoming southwest 6 to 11 mph in the morning. Chance of precipitation is 60%.
Tonight
Showers and thunderstorms likely before 1am, then scattered showers. Increasing clouds, with a low around 48. Southwest wind 8 to 17 mph becoming northwest after midnight. Winds could gust as high as 26 mph. Chance of precipitation is 70%.
Friday
Partly sunny, with a high near 58. Breezy, with a northwest wind 17 to 21 mph, with gusts as high as 28 mph.
Friday Night
Cloudy, then gradually becoming partly cloudy, with a low around 39. North wind 11 to 15 mph, with gusts as high as 24 mph.
Saturday
Sunny, with a high near 60. North wind 3 to 8 mph.
Saturday Night
Clear, with a low around 36.
Sunday
Sunny, with a high near 66.
Sunday Night
Mostly clear, with a low around 38.
Monday
Mostly sunny, with a high near 72.
Monday Night
Partly cloudy, with a low around 42.
Tuesday
Sunny, with a high near 75.
Tuesday Night
Mostly clear, with a low around 44.
Wednesday
Sunny, with a high near 78.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Lenzburg IL
 38.27°N 89.82°W (Elev. 423 ft)
Last Update:
5:11 am CDT Oct 15, 2026
Forecast Valid:
7am CDT Oct 15, 2026-6pm CDT Oct 21, 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