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.

N/A

Humidity NA
Wind Speed NA
Barometer NA
Dewpoint N/A
Visibility NA
Last update *** Not a current observation ***
Extended Forecast for

5 Miles SSE Saint Libory IL

Extreme Heat Warning July 26, 05:18pm until July 27, 09:00pm
Click here for hazard details and duration
Extreme Heat Warning
  •  
    Extreme Heat Warning July 26, 05:18pm until July 27, 09:00pm

    NOW until 9:00pm Mon

    Extreme Heat Warning

  • This Afternoon

    High: 97 °F

    Isolated
    T-storms

  • Tonight

    Tonight: Scattered showers and thunderstorms, mainly before 7pm. Partly cloudy, with a low around 76. Light and variable wind. Chance of precipitation is 30%.

    Low: 76 °F

    Scattered
    T-storms then
    Partly Cloudy

  • Monday

    Monday: Sunny and hot, with a high near 97. Heat index values as high as 114. Calm wind becoming southwest around 6 mph in the afternoon.

    High: 97 °F

    Hot

  • Monday Night

    Monday Night: Mostly clear, with a low around 77. South wind around 6 mph becoming west after midnight.

    Low: 77 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 91. North wind 5 to 9 mph.

    High: 91 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 69.

    Low: 69 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 87.

    High: 87 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 66.

    Low: 66 °F

    Mostly Clear

Detailed Forecast

This Afternoon
Isolated showers and thunderstorms. Mostly sunny and hot, with a high near 97. Heat index values as high as 121. Light west wind. Chance of precipitation is 20%.
Tonight
Scattered showers and thunderstorms, mainly before 7pm. Partly cloudy, with a low around 76. Light and variable wind. Chance of precipitation is 30%.
Monday
Sunny and hot, with a high near 97. Heat index values as high as 114. Calm wind becoming southwest around 6 mph in the afternoon.
Monday Night
Mostly clear, with a low around 77. South wind around 6 mph becoming west after midnight.
Tuesday
Sunny, with a high near 91. North wind 5 to 9 mph.
Tuesday Night
Partly cloudy, with a low around 69.
Wednesday
Sunny, with a high near 87.
Wednesday Night
Mostly clear, with a low around 66.
Thursday
Sunny, with a high near 87.
Thursday Night
A 20 percent chance of showers after 1am. Partly cloudy, with a low around 68.
Friday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 84.
Friday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 68.
Saturday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 83.
Saturday Night
Mostly clear, with a low around 67.
Sunday
A 20 percent chance of showers and thunderstorms. Sunny, with a high near 84.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles SSE Saint Libory IL
 38.29°N 89.65°W (Elev. 472 ft)
Last Update:
4:56 pm CDT Jul 26, 2026
Forecast Valid:
5pm CDT Jul 26, 2026-6pm CDT Aug 2, 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