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.

Thunderstorm Light Rain

79°F

26°C

Humidity 89%
Wind Speed SW 6 mph
Barometer 29.96 in
Dewpoint 75°F (24°C)
Visibility 10.00 mi
Heat Index83°F (28°C)
Last update 19 Aug 5:35 pm CDT
Extended Forecast for

Renault IL

Heat Advisory August 19, 05:51pm until August 19, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory August 19, 05:51pm until August 19, 08:00pm

    NOW until 8:00pm Tue

    Heat Advisory

  • This Afternoon

    High: 96 °F

    Chance
    T-storms

  • Tonight

    Tonight: A 30 percent chance of showers and thunderstorms, mainly before 9pm. Partly cloudy, with a low around 72. North wind 3 to 7 mph.

    Low: 72 °F

    Chance
    T-storms

  • Wednesday

    Wednesday: Mostly sunny, with a high near 87. North wind 6 to 9 mph.

    High: 87 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 65. North wind 5 to 7 mph.

    Low: 65 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 85. North wind 5 to 8 mph.

    High: 85 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 64.

    Low: 64 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 88.

    High: 88 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 64.

    Low: 64 °F

    Mostly Clear

Detailed Forecast

This Afternoon
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 96. Heat index values as high as 105. North wind around 7 mph.
Tonight
A 30 percent chance of showers and thunderstorms, mainly before 9pm. Partly cloudy, with a low around 72. North wind 3 to 7 mph.
Wednesday
Mostly sunny, with a high near 87. North wind 6 to 9 mph.
Wednesday Night
Mostly clear, with a low around 65. North wind 5 to 7 mph.
Thursday
Mostly sunny, with a high near 85. North wind 5 to 8 mph.
Thursday Night
Mostly clear, with a low around 64.
Friday
Sunny, with a high near 88.
Friday Night
Mostly clear, with a low around 64.
Saturday
Mostly sunny, with a high near 90.
Saturday Night
Mostly clear, with a low around 63.
Sunday
Sunny, with a high near 84.
Sunday Night
Mostly clear, with a low around 57.
Monday
Mostly sunny, with a high near 79.
Monday Night
Partly cloudy, with a low around 55.
Tuesday
Mostly sunny, with a high near 78.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Renault IL
 38.17°N 90.11°W (Elev. 653 ft)
Last Update:
4:16 pm CDT Aug 19, 2025
Forecast Valid:
5pm CDT Aug 19, 2025-6pm CDT Aug 26, 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