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

Edgar County Airport (KPRG)

Lat: 39.7°NLon: 87.67°WElev: 650ft.

Partly Cloudy

57°F

14°C

Humidity 26%
Wind Speed SE 8 mph
Barometer 30.23 in
Dewpoint 22°F (-6°C)
Visibility 10.00 mi
Last update 24 Mar 5:35 pm CDT
Extended Forecast for

Edgar County Airport IL

  • Tonight

    Tonight: Mostly cloudy, with a low around 38. Light southeast wind.

    Low: 38 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 70. Light south southeast wind becoming south southwest 10 to 15 mph in the morning. Winds could gust as high as 22 mph.

    High: 70 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A 40 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 57. South wind 9 to 14 mph, with gusts as high as 20 mph.

    Low: 57 °F

    Mostly Cloudy
    then Chance
    T-storms

  • Thursday

    Thursday: A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 84. Breezy, with a southwest wind 13 to 20 mph, with gusts as high as 28 mph.

    High: 84 °F

    Mostly Sunny
    then Chance
    T-storms and
    Breezy

  • Thursday Night

    Thursday Night: Showers and thunderstorms before 10pm, then showers and possibly a thunderstorm between 10pm and 4am, then showers after 4am. Low around 39. Breezy, with a southwest wind 14 to 20 mph becoming north after midnight. Winds could gust as high as 28 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 39 °F

    T-storms then
    Showers and
    Breezy

  • Friday

    Friday: Partly sunny, with a high near 49. Breezy, with a north wind 15 to 20 mph, with gusts as high as 28 mph.

    High: 49 °F

    Mostly Cloudy
    and Breezy
    then Partly
    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 26. North wind 5 to 8 mph becoming calm in the evening. Winds could gust as high as 16 mph.

    Low: 26 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 54.

    High: 54 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 35.

    Low: 35 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 38. Light southeast wind.
Wednesday
Mostly sunny, with a high near 70. Light south southeast wind becoming south southwest 10 to 15 mph in the morning. Winds could gust as high as 22 mph.
Wednesday Night
A 40 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 57. South wind 9 to 14 mph, with gusts as high as 20 mph.
Thursday
A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 84. Breezy, with a southwest wind 13 to 20 mph, with gusts as high as 28 mph.
Thursday Night
Showers and thunderstorms before 10pm, then showers and possibly a thunderstorm between 10pm and 4am, then showers after 4am. Low around 39. Breezy, with a southwest wind 14 to 20 mph becoming north after midnight. Winds could gust as high as 28 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.
Friday
Partly sunny, with a high near 49. Breezy, with a north wind 15 to 20 mph, with gusts as high as 28 mph.
Friday Night
Mostly clear, with a low around 26. North wind 5 to 8 mph becoming calm in the evening. Winds could gust as high as 16 mph.
Saturday
Sunny, with a high near 54.
Saturday Night
Partly cloudy, with a low around 35.
Sunday
Partly sunny, with a high near 63.
Sunday Night
Mostly cloudy, with a low around 47.
Monday
Mostly sunny, with a high near 73.
Monday Night
A chance of showers. Mostly cloudy, with a low around 52.
Tuesday
A chance of showers. Mostly cloudy, with a high near 73.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Edgar County Airport IL
 39.7°N 87.66°W (Elev. 600 ft)
Last Update:
1:56 pm CDT Mar 24, 2026
Forecast Valid:
5pm CDT Mar 24, 2026-6pm CDT Mar 31, 2026
 
Forecast Discussion
 
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