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.

Fair

41°F

5°C

Humidity 74%
Wind Speed S 9 mph
Barometer 29.96 in
Dewpoint 33°F (1°C)
Visibility 10.00 mi
Wind Chill35°F (2°C)
Last update 6 Dec 7:15 pm CST
Extended Forecast for

Lenzburg IL

  • Tonight

    Tonight: Cloudy, with a low around 35. South wind 5 to 9 mph, with gusts as high as 21 mph.

    Low: 35 °F

    Cloudy

  • Sunday

    Sunday: A slight chance of drizzle. Cloudy, with a high near 42. Light and variable wind becoming north 8 to 13 mph in the morning. Winds could gust as high as 22 mph.

    High: 42 °F

    Slight Chance
    Drizzle

  • Sunday Night

    Sunday Night: Cloudy, with a low around 22. North wind 7 to 13 mph, with gusts as high as 22 mph.

    Low: 22 °F

    Cloudy

  • Monday

    Monday: Mostly cloudy, then gradually becoming sunny, with a high near 35. North wind 5 to 7 mph becoming calm in the morning.

    High: 35 °F

    Decreasing
    Clouds

  • Monday Night

    Monday Night: Partly cloudy, with a low around 25. Light southeast wind becoming south 5 to 10 mph in the evening.

    Low: 25 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 52.

    High: 52 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 42.

    Low: 42 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 50.

    High: 50 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: A slight chance of rain and snow before midnight, then a slight chance of snow. Mostly cloudy, with a low around 28. Chance of precipitation is 20%.

    Low: 28 °F

    Slight Chance
    Rain/Snow
    then Slight
    Chance Snow

Detailed Forecast

Tonight
Cloudy, with a low around 35. South wind 5 to 9 mph, with gusts as high as 21 mph.
Sunday
A slight chance of drizzle. Cloudy, with a high near 42. Light and variable wind becoming north 8 to 13 mph in the morning. Winds could gust as high as 22 mph.
Sunday Night
Cloudy, with a low around 22. North wind 7 to 13 mph, with gusts as high as 22 mph.
Monday
Mostly cloudy, then gradually becoming sunny, with a high near 35. North wind 5 to 7 mph becoming calm in the morning.
Monday Night
Partly cloudy, with a low around 25. Light southeast wind becoming south 5 to 10 mph in the evening.
Tuesday
Mostly sunny, with a high near 52.
Tuesday Night
Mostly cloudy, with a low around 42.
Wednesday
Partly sunny, with a high near 50.
Wednesday Night
A slight chance of rain and snow before midnight, then a slight chance of snow. Mostly cloudy, with a low around 28. Chance of precipitation is 20%.
Thursday
A 20 percent chance of snow before noon. Mostly cloudy, with a high near 39.
Thursday Night
Mostly cloudy, with a low around 20.
Friday
Partly sunny, with a high near 29.
Friday Night
Partly cloudy, with a low around 10.
Saturday
Mostly sunny, with a high near 26.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Lenzburg IL
 38.3°N 89.82°W (Elev. 436 ft)
Last Update:
4:56 pm CST Dec 6, 2025
Forecast Valid:
7pm CST Dec 6, 2025-6pm CST Dec 13, 2025
 
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