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

0°F

-18°C

Humidity 85%
Wind Speed Calm
Barometer 30.28 in
Dewpoint -4°F (-20°C)
Visibility 10.00 mi
Last update 29 Jan 12:55 am CST
Extended Forecast for

Sidell IL

  • Overnight

    Overnight: Partly cloudy, with a low around -4. Wind chill values between -6 and -11. North northwest wind 3 to 5 mph.

    Low: -4 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly cloudy, with a high near 14. Wind chill values between -4 and -14. Calm wind becoming north around 5 mph.

    High: 14 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: A chance of flurries after midnight. Mostly cloudy, with a low around -3. Wind chill values between -5 and -10. North wind around 5 mph becoming calm in the evening.

    Low: -3 °F

    Chance
    Flurries

  • Friday

    Friday: Mostly sunny, with a high near 14. Wind chill values between -1 and -11. North wind 3 to 7 mph.

    High: 14 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around -1. North wind 6 to 10 mph, with gusts as high as 18 mph.

    Low: -1 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 17. Northwest wind 7 to 11 mph, with gusts as high as 18 mph.

    High: 17 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 2. West northwest wind around 6 mph.

    Low: 2 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 21.

    High: 21 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 8.

    Low: 8 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Partly cloudy, with a low around -4. Wind chill values between -6 and -11. North northwest wind 3 to 5 mph.
Thursday
Mostly cloudy, with a high near 14. Wind chill values between -4 and -14. Calm wind becoming north around 5 mph.
Thursday Night
A chance of flurries after midnight. Mostly cloudy, with a low around -3. Wind chill values between -5 and -10. North wind around 5 mph becoming calm in the evening.
Friday
Mostly sunny, with a high near 14. Wind chill values between -1 and -11. North wind 3 to 7 mph.
Friday Night
Partly cloudy, with a low around -1. North wind 6 to 10 mph, with gusts as high as 18 mph.
Saturday
Partly sunny, with a high near 17. Northwest wind 7 to 11 mph, with gusts as high as 18 mph.
Saturday Night
Mostly cloudy, with a low around 2. West northwest wind around 6 mph.
Sunday
Mostly sunny, with a high near 21.
Sunday Night
Mostly cloudy, with a low around 8.
Monday
Mostly cloudy, with a high near 27.
Monday Night
Mostly cloudy, with a low around 14.
Tuesday
Mostly cloudy, with a high near 29.
Tuesday Night
A chance of snow. Cloudy, with a low around 20.
Wednesday
A chance of snow. Mostly cloudy, with a high near 31.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Sidell IL
 39.89°N 87.82°W (Elev. 686 ft)
Last Update:
12:36 am CST Jan 29, 2026
Forecast Valid:
1am CST Jan 29, 2026-6pm CST Feb 4, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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