National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Edgar County Airport (KPRG)

Lat: 39.7°NLon: 87.67°WElev: 650ft.

N/A

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

Sidell IL

Heat Advisory June 24, 09:24am until June 26, 07:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory June 24, 09:24am until June 26, 07:00pm

    NOW until 7:00pm Thu

    Heat Advisory

  • Today

    High: 94 °F

    Mostly Sunny
    then
    Scattered
    T-storms

  • Tonight

    Tonight: Scattered showers and thunderstorms, mainly before 10pm. Mostly cloudy, with a low around 74. Southwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 30%.

    Low: 74 °F

    Scattered
    T-storms

  • Wednesday

    Wednesday: A 50 percent chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 92. Heat index values as high as 105. West southwest wind 3 to 6 mph.

    High: 92 °F

    Slight Chance
    T-storms then
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 74. Light southwest wind.

    Low: 74 °F

    Partly Cloudy

  • Thursday

    Thursday: A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 93. Calm wind becoming west southwest around 6 mph in the morning.

    High: 93 °F

    Chance
    T-storms

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 73. South southwest wind 3 to 6 mph.

    Low: 73 °F

    Partly Cloudy

  • Friday

    Friday: A 40 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 92. West southwest wind 5 to 9 mph, with gusts as high as 15 mph.

    High: 92 °F

    Sunny then
    Chance
    T-storms

  • Friday Night

    Friday Night: A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 73.

    Low: 73 °F

    Chance
    T-storms

Detailed Forecast

Today
Scattered showers and thunderstorms, mainly after 3pm. Partly sunny, with a high near 94. Heat index values as high as 105. Southwest wind around 8 mph. Chance of precipitation is 30%.
Tonight
Scattered showers and thunderstorms, mainly before 10pm. Mostly cloudy, with a low around 74. Southwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 30%.
Wednesday
A 50 percent chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 92. Heat index values as high as 105. West southwest wind 3 to 6 mph.
Wednesday Night
Partly cloudy, with a low around 74. Light southwest wind.
Thursday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 93. Calm wind becoming west southwest around 6 mph in the morning.
Thursday Night
Partly cloudy, with a low around 73. South southwest wind 3 to 6 mph.
Friday
A 40 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 92. West southwest wind 5 to 9 mph, with gusts as high as 15 mph.
Friday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 73.
Saturday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 90.
Saturday Night
A 30 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 72.
Sunday
A chance of showers and thunderstorms. Mostly sunny, with a high near 91.
Sunday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 72.
Monday
Showers and thunderstorms likely. Mostly sunny, with a high near 90.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Sidell IL
 39.91°N 87.82°W (Elev. 659 ft)
Last Update:
5:41 am CDT Jun 24, 2025
Forecast Valid:
9am CDT Jun 24, 2025-6pm CDT Jun 30, 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