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

Hazardous Weather Conditions

Current conditions at

Sparta Community-Hunter Field Airport (KSAR)

Lat: 38.15°NLon: 89.7°WElev: 528ft.

Fair

6°F

-14°C

Humidity 70%
Wind Speed W 6 mph
Barometer 30.37 in
Dewpoint -1°F (-18°C)
Visibility 10.00 mi
Wind Chill-5°F (-21°C)
Last update 26 Jan 1:15 am CST
Extended Forecast for

Lenzburg IL

Extreme Cold Warning until January 26, 12:00pm
Click here for hazard details and duration
Extreme Cold Warning
  •  
    Extreme Cold Warning until January 26, 12:00pm

    NOW until 12:00pm Mon

    Extreme Cold Warning

  • Overnight

    Low: -7 °F

    Mostly Clear

  • Monday

    Monday: Sunny and cold, with a high near 15. Wind chill values as low as -25. Northwest wind 6 to 9 mph becoming southwest in the afternoon.

    High: 15 °F

    Cold

  • Monday Night

    Monday Night: Clear, with a low around 4. South wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 4 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 31. Southwest wind 7 to 10 mph becoming northwest in the afternoon. Winds could gust as high as 20 mph.

    High: 31 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around -3. Northwest wind around 6 mph becoming calm in the evening.

    Low: -3 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 28.

    High: 28 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 1.

    Low: 1 °F

    Partly Cloudy

  • Thursday

    Thursday: Partly sunny and cold, with a high near 19.

    High: 19 °F

    Cold

Detailed Forecast

Overnight
Mostly clear, with a low around -7. Wind chill values as low as -20. Northwest wind around 9 mph.
Monday
Sunny and cold, with a high near 15. Wind chill values as low as -25. Northwest wind 6 to 9 mph becoming southwest in the afternoon.
Monday Night
Clear, with a low around 4. South wind 5 to 10 mph, with gusts as high as 20 mph.
Tuesday
Sunny, with a high near 31. Southwest wind 7 to 10 mph becoming northwest in the afternoon. Winds could gust as high as 20 mph.
Tuesday Night
Partly cloudy, with a low around -3. Northwest wind around 6 mph becoming calm in the evening.
Wednesday
Mostly sunny, with a high near 28.
Wednesday Night
Partly cloudy, with a low around 1.
Thursday
Partly sunny and cold, with a high near 19.
Thursday Night
Mostly cloudy, with a low around 3.
Friday
Partly sunny and cold, with a high near 18.
Friday Night
Partly cloudy, with a low around -2.
Saturday
Sunny and cold, with a high near 20.
Saturday Night
Partly cloudy, with a low around 3.
Sunday
Mostly sunny, with a high near 29.
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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:
10:16 pm CST Jan 25, 2026
Forecast Valid:
1am CST Jan 26, 2026-6pm CST Feb 1, 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