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

32°F

0°C

Humidity 52%
Wind Speed S 10 mph
Barometer 30.37 in
Dewpoint 16°F (-9°C)
Visibility 10.00 mi
Wind Chill24°F (-4°C)
Last update 12 Jan 8:15 am CST
Extended Forecast for

Willisville IL

  • Today

    Today: Sunny, with a high near 52. Southwest wind 7 to 11 mph, with gusts as high as 20 mph.

    High: 52 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 34. South southwest wind 6 to 8 mph.

    Low: 34 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 61. South southwest wind 9 to 13 mph, with gusts as high as 21 mph.

    High: 61 °F

    Sunny

  • Tuesday Night

    Tuesday Night: A 30 percent chance of showers, mainly before midnight. Mostly cloudy, with a low around 40. Southwest wind around 8 mph becoming northwest after midnight.

    Low: 40 °F

    Chance
    Showers

  • Wednesday

    Wednesday: A slight chance of rain showers after noon, mixing with snow after 3pm. Mostly cloudy, with a high near 44. Breezy, with a northwest wind 9 to 14 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 29 mph. Chance of precipitation is 20%.

    High: 44 °F

    Partly Sunny
    then Slight
    Chance
    Rain/Snow and
    Breezy

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 18. Blustery, with a north northwest wind 13 to 20 mph, with gusts as high as 28 mph.

    Low: 18 °F

    Mostly Cloudy
    and Blustery
    then Partly
    Cloudy

  • Thursday

    Thursday: Sunny, with a high near 32. North northwest wind 5 to 13 mph becoming west southwest in the afternoon. Winds could gust as high as 20 mph.

    High: 32 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 25. South southwest wind 5 to 10 mph.

    Low: 25 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 43. South southwest wind 10 to 14 mph, with gusts as high as 23 mph.

    High: 43 °F

    Partly Sunny

Detailed Forecast

Today
Sunny, with a high near 52. Southwest wind 7 to 11 mph, with gusts as high as 20 mph.
Tonight
Mostly clear, with a low around 34. South southwest wind 6 to 8 mph.
Tuesday
Sunny, with a high near 61. South southwest wind 9 to 13 mph, with gusts as high as 21 mph.
Tuesday Night
A 30 percent chance of showers, mainly before midnight. Mostly cloudy, with a low around 40. Southwest wind around 8 mph becoming northwest after midnight.
Wednesday
A slight chance of rain showers after noon, mixing with snow after 3pm. Mostly cloudy, with a high near 44. Breezy, with a northwest wind 9 to 14 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 29 mph. Chance of precipitation is 20%.
Wednesday Night
Partly cloudy, with a low around 18. Blustery, with a north northwest wind 13 to 20 mph, with gusts as high as 28 mph.
Thursday
Sunny, with a high near 32. North northwest wind 5 to 13 mph becoming west southwest in the afternoon. Winds could gust as high as 20 mph.
Thursday Night
Mostly cloudy, with a low around 25. South southwest wind 5 to 10 mph.
Friday
Partly sunny, with a high near 43. South southwest wind 10 to 14 mph, with gusts as high as 23 mph.
Friday Night
Mostly cloudy, with a low around 22. West wind around 10 mph, with gusts as high as 18 mph.
Saturday
Partly sunny, with a high near 33. West northwest wind 9 to 13 mph, with gusts as high as 21 mph.
Saturday Night
Partly cloudy, with a low around 12. West northwest wind 8 to 10 mph.
Sunday
Sunny, with a high near 30. West wind 8 to 13 mph, with gusts as high as 20 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Willisville IL
 38°N 89.58°W
Last Update:
8:22 am CST Jan 12, 2026
Forecast Valid:
8am CST Jan 12, 2026-6pm CST Jan 18, 2026
 
Forecast Discussion
 
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Additional Resources

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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