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.

Mostly Cloudy

84°F

29°C

Humidity 80%
Wind Speed W 13 G 17 mph
Barometer 30.03 in
Dewpoint 77°F (25°C)
Visibility 10.00 mi
Heat Index94°F (34°C)
Last update 16 Aug 3:30 pm CDT
Extended Forecast for

3 Miles SSW Sidell IL

  • Tonight

    Tonight: A 40 percent chance of showers and thunderstorms, mainly between 9pm and 2am. Increasing clouds, with a low around 68. West northwest wind 3 to 7 mph.

    Low: 68 °F

    Chance
    T-storms

  • Monday

    Monday: Mostly sunny, with a high near 82. North wind 5 to 8 mph.

    High: 82 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 61. North wind around 5 mph becoming calm in the evening.

    Low: 61 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 83. Calm wind becoming west southwest around 5 mph in the afternoon.

    High: 83 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A 30 percent chance of showers after 1am. Partly cloudy, with a low around 66. Calm wind.

    Low: 66 °F

    Partly Cloudy
    then Chance
    Showers

  • Wednesday

    Wednesday: Showers likely, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 81. West wind 3 to 5 mph. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 81 °F

    Showers
    Likely

  • Wednesday Night

    Wednesday Night: A 40 percent chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 62. Northeast wind 3 to 6 mph.

    Low: 62 °F

    Chance
    T-storms

  • Thursday

    Thursday: Partly sunny, with a high near 79.

    High: 79 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 58.

    Low: 58 °F

    Partly Cloudy

Detailed Forecast

Tonight
A 40 percent chance of showers and thunderstorms, mainly between 9pm and 2am. Increasing clouds, with a low around 68. West northwest wind 3 to 7 mph.
Monday
Mostly sunny, with a high near 82. North wind 5 to 8 mph.
Monday Night
Partly cloudy, with a low around 61. North wind around 5 mph becoming calm in the evening.
Tuesday
Mostly sunny, with a high near 83. Calm wind becoming west southwest around 5 mph in the afternoon.
Tuesday Night
A 30 percent chance of showers after 1am. Partly cloudy, with a low around 66. Calm wind.
Wednesday
Showers likely, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 81. West wind 3 to 5 mph. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
A 40 percent chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 62. Northeast wind 3 to 6 mph.
Thursday
Partly sunny, with a high near 79.
Thursday Night
Partly cloudy, with a low around 58.
Friday
Mostly sunny, with a high near 79.
Friday Night
Mostly clear, with a low around 60.
Saturday
Sunny, with a high near 80.
Saturday Night
Partly cloudy, with a low around 61.
Sunday
Sunny, with a high near 78.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SSW Sidell IL
 39.87°N 87.85°W (Elev. 719 ft)
Last Update:
4:36 pm CDT Aug 16, 2026
Forecast Valid:
6pm CDT Aug 16, 2026-6pm CDT Aug 23, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation