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

29°F

-2°C

Humidity 72%
Wind Speed Calm
Barometer 30.20 in
Dewpoint 21°F (-6°C)
Visibility 10.00 mi
Last update 21 Feb 6:55 pm CST
Extended Forecast for

4 Miles SW Sidell IL

  • Tonight

    Tonight: Scattered flurries after midnight. Increasing clouds, with a low around 21. Northwest wind 8 to 16 mph, with gusts as high as 23 mph.

    Low: 21 °F

    Scattered
    Flurries

  • Sunday

    Sunday: Scattered flurries before noon. Mostly cloudy, with a high near 29. Blustery, with a northwest wind 17 to 22 mph, with gusts as high as 30 mph.

    High: 29 °F

    Scattered
    Flurries and
    Blustery

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 17. Wind chill values between 1 and 11. Northwest wind 16 to 18 mph, with gusts as high as 25 mph.

    Low: 17 °F

    Mostly Cloudy

  • Monday

    Monday: Sunny, with a high near 31. Wind chill values between 1 and 11. North northwest wind 8 to 18 mph, with gusts as high as 26 mph.

    High: 31 °F

    Sunny

  • Monday Night

    Monday Night: Increasing clouds, with a low around 18. Northwest wind around 6 mph becoming calm.

    Low: 18 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: Partly sunny, with a high near 44. Breezy, with a south wind 6 to 11 mph increasing to 17 to 22 mph in the afternoon. Winds could gust as high as 29 mph.

    High: 44 °F

    Partly Sunny
    and Breezy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 35. South southwest wind 10 to 14 mph, with gusts as high as 23 mph.

    Low: 35 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 50.

    High: 50 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: A 40 percent chance of rain. Mostly cloudy, with a low around 28.

    Low: 28 °F

    Chance Rain

Detailed Forecast

Tonight
Scattered flurries after midnight. Increasing clouds, with a low around 21. Northwest wind 8 to 16 mph, with gusts as high as 23 mph.
Sunday
Scattered flurries before noon. Mostly cloudy, with a high near 29. Blustery, with a northwest wind 17 to 22 mph, with gusts as high as 30 mph.
Sunday Night
Mostly cloudy, with a low around 17. Wind chill values between 1 and 11. Northwest wind 16 to 18 mph, with gusts as high as 25 mph.
Monday
Sunny, with a high near 31. Wind chill values between 1 and 11. North northwest wind 8 to 18 mph, with gusts as high as 26 mph.
Monday Night
Increasing clouds, with a low around 18. Northwest wind around 6 mph becoming calm.
Tuesday
Partly sunny, with a high near 44. Breezy, with a south wind 6 to 11 mph increasing to 17 to 22 mph in the afternoon. Winds could gust as high as 29 mph.
Tuesday Night
Mostly cloudy, with a low around 35. South southwest wind 10 to 14 mph, with gusts as high as 23 mph.
Wednesday
Partly sunny, with a high near 50.
Wednesday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 28.
Thursday
A 40 percent chance of rain. Mostly sunny, with a high near 42.
Thursday Night
Mostly clear, with a low around 25.
Friday
Sunny, with a high near 53.
Friday Night
Mostly clear, with a low around 34.
Saturday
Mostly sunny, with a high near 56.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SW Sidell IL
 39.87°N 87.88°W (Elev. 735 ft)
Last Update:
6:36 pm CST Feb 21, 2026
Forecast Valid:
7pm CST Feb 21, 2026-6pm CST Feb 28, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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