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.

Fair

16°F

-9°C

Humidity 48%
Wind Speed Calm
Barometer 30.33 in
Dewpoint 0°F (-18°C)
Visibility 10.00 mi
Last update 29 Jan 11:35 am CST
Extended Forecast for

Sidell IL

  • This Afternoon

    This Afternoon: Mostly cloudy, with a high near 16. Light north northwest wind.

    High: 16 °F

    Mostly Cloudy

  • Tonight

    Tonight: Mostly cloudy, with a low around -3. Wind chill values between -6 and -11. Light north wind.

    Low: -3 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 14. Wind chill values between -3 and -13. North wind 3 to 6 mph.

    High: 14 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around -1. Wind chill values between -7 and -12. North wind 6 to 10 mph, with gusts as high as 18 mph.

    Low: -1 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly cloudy, with a high near 18. Northwest wind 7 to 13 mph, with gusts as high as 21 mph.

    High: 18 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 3. North northwest wind around 6 mph becoming calm after midnight.

    Low: 3 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 21. Calm wind becoming south southwest around 6 mph in the afternoon.

    High: 21 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 10.

    Low: 10 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 28.

    High: 28 °F

    Mostly Cloudy

Detailed Forecast

This Afternoon
Mostly cloudy, with a high near 16. Light north northwest wind.
Tonight
Mostly cloudy, with a low around -3. Wind chill values between -6 and -11. Light north wind.
Friday
Mostly sunny, with a high near 14. Wind chill values between -3 and -13. North wind 3 to 6 mph.
Friday Night
Mostly cloudy, with a low around -1. Wind chill values between -7 and -12. North wind 6 to 10 mph, with gusts as high as 18 mph.
Saturday
Mostly cloudy, with a high near 18. Northwest wind 7 to 13 mph, with gusts as high as 21 mph.
Saturday Night
Partly cloudy, with a low around 3. North northwest wind around 6 mph becoming calm after midnight.
Sunday
Mostly sunny, with a high near 21. Calm wind becoming south southwest around 6 mph in the afternoon.
Sunday Night
Mostly cloudy, with a low around 10.
Monday
Mostly cloudy, with a high near 28.
Monday Night
Mostly cloudy, with a low around 15.
Tuesday
Mostly cloudy, with a high near 29.
Tuesday Night
A chance of snow. Mostly cloudy, with a low around 17.
Wednesday
A chance of snow. Mostly cloudy, with a high near 29.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Sidell IL
 39.89°N 87.82°W (Elev. 686 ft)
Last Update:
9:37 am CST Jan 29, 2026
Forecast Valid:
12pm CST Jan 29, 2026-6pm CST Feb 4, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation