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.

Overcast

55°F

13°C

Humidity 97%
Wind Speed Calm
Barometer 30.00 in
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 5 Mar 8:55 am CST
Extended Forecast for

Sidell IL

  • Today

    Today: A 30 percent chance of showers, mainly before 1pm. Areas of fog before 3pm. Otherwise, cloudy, with a high near 61. Southwest wind 5 to 9 mph, with gusts as high as 16 mph.

    High: 61 °F

    Chance
    Showers and
    Areas Fog

  • Tonight

    Tonight: A 30 percent chance of showers and thunderstorms after 3am. Widespread fog, mainly before 3am. Otherwise, cloudy, with a low around 50. Calm wind becoming south southeast 5 to 7 mph after midnight.

    Low: 50 °F

    Fog then
    Chance
    Showers and
    Fog

  • Friday

    Friday: A chance of showers and thunderstorms before noon, then a slight chance of showers. Patchy fog before 9am. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 75. Breezy, with a south wind 7 to 12 mph increasing to 18 to 23 mph in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 50%.

    High: 75 °F

    Chance
    T-storms and
    Patchy Fog

  • Friday Night

    Friday Night: Showers and possibly a thunderstorm after midnight. Low around 59. Breezy, with a south wind 14 to 22 mph, with gusts as high as 31 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 59 °F

    Mostly Cloudy
    then Showers
    and Breezy

  • Saturday

    Saturday: Showers likely before noon. Mostly cloudy, with a temperature rising to near 66 by 11am, then falling to around 56 during the remainder of the day. Breezy, with a south southwest wind 13 to 22 mph becoming west northwest in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 66 °F⇓

    Breezy.
    Showers
    Likely then
    Mostly Cloudy

  • Saturday Night

    Saturday Night: Mostly cloudy, then gradually becoming mostly clear, with a low around 38. West northwest wind 5 to 9 mph becoming light after midnight. Winds could gust as high as 17 mph.

    Low: 38 °F

    Decreasing
    Clouds

  • Sunday

    Sunday: Sunny, with a high near 60. Southwest wind 5 to 11 mph, with gusts as high as 18 mph.

    High: 60 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 44.

    Low: 44 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 72. Breezy.

    High: 72 °F

    Sunny then
    Sunny and
    Breezy

Detailed Forecast

Today
A 30 percent chance of showers, mainly before 1pm. Areas of fog before 3pm. Otherwise, cloudy, with a high near 61. Southwest wind 5 to 9 mph, with gusts as high as 16 mph.
Tonight
A 30 percent chance of showers and thunderstorms after 3am. Widespread fog, mainly before 3am. Otherwise, cloudy, with a low around 50. Calm wind becoming south southeast 5 to 7 mph after midnight.
Friday
A chance of showers and thunderstorms before noon, then a slight chance of showers. Patchy fog before 9am. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 75. Breezy, with a south wind 7 to 12 mph increasing to 18 to 23 mph in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 50%.
Friday Night
Showers and possibly a thunderstorm after midnight. Low around 59. Breezy, with a south wind 14 to 22 mph, with gusts as high as 31 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Saturday
Showers likely before noon. Mostly cloudy, with a temperature rising to near 66 by 11am, then falling to around 56 during the remainder of the day. Breezy, with a south southwest wind 13 to 22 mph becoming west northwest in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday Night
Mostly cloudy, then gradually becoming mostly clear, with a low around 38. West northwest wind 5 to 9 mph becoming light after midnight. Winds could gust as high as 17 mph.
Sunday
Sunny, with a high near 60. Southwest wind 5 to 11 mph, with gusts as high as 18 mph.
Sunday Night
Mostly clear, with a low around 44.
Monday
Sunny, with a high near 72. Breezy.
Monday Night
A 30 percent chance of showers and thunderstorms after midnight. Partly cloudy, with a low around 56.
Tuesday
Showers likely. Mostly cloudy, with a high near 72. Breezy.
Tuesday Night
Showers. Cloudy, with a low around 50. Breezy.
Wednesday
Showers. Cloudy, with a high near 60. Breezy.
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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:
8:26 am CST Mar 5, 2026
Forecast Valid:
9am CST Mar 5, 2026-6pm CDT Mar 11, 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