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

77°F

25°C

Humidity 80%
Wind Speed SW 5 mph
Barometer 29.99 in
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Heat Index79°F (26°C)
Last update 14 Oct 12:55 am CDT
Extended Forecast for

2 Miles ENE Lenzburg IL

  • Overnight

    Overnight: A 40 percent chance of showers and thunderstorms, mainly after 3am. Increasing clouds, with a low around 71. Southwest wind around 6 mph.

    Low: 71 °F

    Chance
    T-storms

  • Wednesday

    Wednesday: Showers and thunderstorms before 11am, then showers likely and possibly a thunderstorm between 11am and 1pm, then a chance of showers and thunderstorms after 1pm. High near 79. Light and variable wind becoming northwest around 6 mph in the afternoon. Chance of precipitation is 90%.

    High: 79 °F

    T-storms then
    Showers
    Likely

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers and thunderstorms, mainly after midnight. Cloudy, then gradually becoming partly cloudy, with a low around 66. North wind around 5 mph becoming light and variable.

    Low: 66 °F

    Chance
    T-storms

  • Thursday

    Thursday: A chance of showers and thunderstorms before 8am, then showers likely and possibly a thunderstorm between 8am and 11am, then a chance of showers and thunderstorms after 11am. during the morning, then clearing, with a high near 85. East wind 5 to 10 mph becoming southwest in the afternoon. Chance of precipitation is 60%.

    High: 85 °F

    Showers
    Likely then
    Chance
    T-storms

  • Thursday Night

    Thursday Night: Showers likely and possibly a thunderstorm before 1am, then a slight chance of showers. Mostly cloudy, with a low around 51. West wind 6 to 11 mph becoming northwest 13 to 18 mph after midnight. Winds could gust as high as 28 mph. Chance of precipitation is 60%.

    Low: 51 °F

    Showers
    Likely

  • Friday

    Friday: Mostly sunny, with a high near 61. Breezy.

    High: 61 °F

    Mostly Sunny
    and Breezy

  • Friday Night

    Friday Night: Mostly clear, with a low around 37.

    Low: 37 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 62.

    High: 62 °F

    Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 37.

    Low: 37 °F

    Clear

Detailed Forecast

Overnight
A 40 percent chance of showers and thunderstorms, mainly after 3am. Increasing clouds, with a low around 71. Southwest wind around 6 mph.
Wednesday
Showers and thunderstorms before 11am, then showers likely and possibly a thunderstorm between 11am and 1pm, then a chance of showers and thunderstorms after 1pm. High near 79. Light and variable wind becoming northwest around 6 mph in the afternoon. Chance of precipitation is 90%.
Wednesday Night
A 30 percent chance of showers and thunderstorms, mainly after midnight. Cloudy, then gradually becoming partly cloudy, with a low around 66. North wind around 5 mph becoming light and variable.
Thursday
A chance of showers and thunderstorms before 8am, then showers likely and possibly a thunderstorm between 8am and 11am, then a chance of showers and thunderstorms after 11am. during the morning, then clearing, with a high near 85. East wind 5 to 10 mph becoming southwest in the afternoon. Chance of precipitation is 60%.
Thursday Night
Showers likely and possibly a thunderstorm before 1am, then a slight chance of showers. Mostly cloudy, with a low around 51. West wind 6 to 11 mph becoming northwest 13 to 18 mph after midnight. Winds could gust as high as 28 mph. Chance of precipitation is 60%.
Friday
Mostly sunny, with a high near 61. Breezy.
Friday Night
Mostly clear, with a low around 37.
Saturday
Sunny, with a high near 62.
Saturday Night
Clear, with a low around 37.
Sunday
Sunny, with a high near 70.
Sunday Night
Partly cloudy, with a low around 45.
Monday
Mostly sunny, with a high near 74.
Monday Night
Partly cloudy, with a low around 49.
Tuesday
Mostly sunny, with a high near 79.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles ENE Lenzburg IL
 38.3°N 89.79°W (Elev. 482 ft)
Last Update:
11:11 pm CDT Oct 13, 2026
Forecast Valid:
1am CDT Oct 14, 2026-6pm CDT Oct 20, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation