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

64°F

18°C

Humidity 88%
Wind Speed Calm
Barometer 30.15 in
Dewpoint 60°F (16°C)
Visibility 10.00 mi
Last update 16 Oct 8:15 am CDT
Extended Forecast for

Percy IL

  • Today

    Today: Sunny, with a high near 81. East wind 3 to 8 mph.

    High: 81 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 55. Southeast wind around 7 mph.

    Low: 55 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 82. South wind 5 to 10 mph.

    High: 82 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 63. South wind 6 to 8 mph.

    Low: 63 °F

    Mostly Clear

  • Saturday

    Saturday: A chance of showers before 10am, then a chance of showers and thunderstorms between 10am and 1pm, then showers and possibly a thunderstorm after 1pm. High near 85. Southwest wind 10 to 14 mph, with gusts as high as 21 mph. Chance of precipitation is 80%.

    High: 85 °F

    Chance
    Showers then
    Showers

  • Saturday Night

    Saturday Night: Showers and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms between 1am and 4am, then a chance of showers after 4am. Low around 50. Chance of precipitation is 90%.

    Low: 50 °F

    Showers

  • Sunday

    Sunday: Sunny, with a high near 67.

    High: 67 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 43.

    Low: 43 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 73.

    High: 73 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 81. East wind 3 to 8 mph.
Tonight
Partly cloudy, with a low around 55. Southeast wind around 7 mph.
Friday
Partly sunny, with a high near 82. South wind 5 to 10 mph.
Friday Night
Mostly clear, with a low around 63. South wind 6 to 8 mph.
Saturday
A chance of showers before 10am, then a chance of showers and thunderstorms between 10am and 1pm, then showers and possibly a thunderstorm after 1pm. High near 85. Southwest wind 10 to 14 mph, with gusts as high as 21 mph. Chance of precipitation is 80%.
Saturday Night
Showers and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms between 1am and 4am, then a chance of showers after 4am. Low around 50. Chance of precipitation is 90%.
Sunday
Sunny, with a high near 67.
Sunday Night
Clear, with a low around 43.
Monday
Sunny, with a high near 73.
Monday Night
A 20 percent chance of showers after 1am. Mostly clear, with a low around 54.
Tuesday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 74.
Tuesday Night
A 20 percent chance of showers. Mostly clear, with a low around 45.
Wednesday
Sunny, with a high near 69.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Percy IL
 38°N 89.64°W (Elev. 436 ft)
Last Update:
5:56 am CDT Oct 16, 2025
Forecast Valid:
8am CDT Oct 16, 2025-6pm CDT Oct 22, 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