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.

Overcast

73°F

23°C

Humidity 100%
Wind Speed Calm
Barometer 30.02 in
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Last update 14 Oct 8:35 pm CDT
Extended Forecast for

Percy IL

  • Tonight

    Tonight: Scattered showers and thunderstorms, mainly after 5am. Mostly cloudy, with a low around 68. Calm wind. Chance of precipitation is 30%.

    Low: 68 °F

    Mostly Cloudy
    then
    Scattered
    Showers

  • Thursday

    Thursday: Showers and thunderstorms likely, mainly before noon. Mostly cloudy, with a high near 86. Light and variable wind becoming south 6 to 11 mph in the morning. Chance of precipitation is 70%.

    High: 86 °F

    Showers
    Likely then
    Chance
    T-storms

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 50. Southwest wind 6 to 16 mph becoming northwest after midnight. Winds could gust as high as 28 mph. Chance of precipitation is 50%.

    Low: 50 °F

    Chance
    T-storms then
    Chance
    Showers

  • Friday

    Friday: Cloudy, then gradually becoming mostly sunny, with a high near 57. Breezy, with a northwest wind 16 to 22 mph, with gusts as high as 30 mph.

    High: 57 °F

    Decreasing
    Clouds and
    Breezy

  • Friday Night

    Friday Night: Partly cloudy, with a low around 40. North wind 9 to 14 mph, with gusts as high as 21 mph.

    Low: 40 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 61.

    High: 61 °F

    Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 36.

    Low: 36 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 67.

    High: 67 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 40.

    Low: 40 °F

    Mostly Clear

Detailed Forecast

Tonight
Scattered showers and thunderstorms, mainly after 5am. Mostly cloudy, with a low around 68. Calm wind. Chance of precipitation is 30%.
Thursday
Showers and thunderstorms likely, mainly before noon. Mostly cloudy, with a high near 86. Light and variable wind becoming south 6 to 11 mph in the morning. Chance of precipitation is 70%.
Thursday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 50. Southwest wind 6 to 16 mph becoming northwest after midnight. Winds could gust as high as 28 mph. Chance of precipitation is 50%.
Friday
Cloudy, then gradually becoming mostly sunny, with a high near 57. Breezy, with a northwest wind 16 to 22 mph, with gusts as high as 30 mph.
Friday Night
Partly cloudy, with a low around 40. North wind 9 to 14 mph, with gusts as high as 21 mph.
Saturday
Sunny, with a high near 61.
Saturday Night
Clear, with a low around 36.
Sunday
Sunny, with a high near 67.
Sunday Night
Mostly clear, with a low around 40.
Monday
Mostly sunny, with a high near 72.
Monday Night
Partly cloudy, with a low around 44.
Tuesday
Mostly sunny, with a high near 75.
Tuesday Night
Mostly clear, with a low around 48.
Wednesday
Sunny, with a high near 79.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Percy IL
 38.02°N 89.61°W (Elev. 472 ft)
Last Update:
8:25 pm CDT Oct 14, 2026
Forecast Valid:
8pm CDT Oct 14, 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