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 and Breezy

70°F

21°C

Humidity 77%
Wind Speed S 24 G 36 mph
Barometer 29.74 in
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Last update 10 Mar 9:35 pm CDT
Extended Forecast for

Sidell IL

  • Tonight

    Tonight: A slight chance of showers and thunderstorms, then showers and possibly a thunderstorm after 3am. Low around 55. Breezy, with a south southwest wind around 21 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: 55 °F

    Breezy.
    Mostly Cloudy
    then Showers

  • Wednesday

    Wednesday: Rain and possibly a thunderstorm before 3pm, then a chance of rain. Temperature falling to around 46 by 5pm. Breezy, with a southwest wind 18 to 24 mph becoming northwest in the afternoon. Winds could gust as high as 32 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    High: 66 °F⇓

    Rain and
    Breezy

  • Wednesday Night

    Wednesday Night: Cloudy during the early evening, then gradual clearing, with a low around 29. Blustery, with a north northwest wind 16 to 21 mph decreasing to 10 to 15 mph after midnight. Winds could gust as high as 31 mph.

    Low: 29 °F

    Mostly Cloudy
    and Blustery
    then Mostly
    Clear

  • Thursday

    Thursday: Increasing clouds, with a high near 49. West northwest wind 6 to 10 mph, with gusts as high as 17 mph.

    High: 49 °F

    Increasing
    Clouds

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 40. Breezy, with a south southwest wind 8 to 18 mph increasing to 19 to 29 mph after midnight. Winds could gust as high as 37 mph.

    Low: 40 °F

    Mostly Cloudy
    then Mostly
    Cloudy and
    Breezy

  • Friday

    Friday: Partly sunny, with a high near 55. Breezy, with a west wind 21 to 28 mph, with gusts as high as 37 mph.

    High: 55 °F

    Partly Sunny
    and Breezy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 32. West northwest wind 5 to 9 mph becoming east northeast after midnight. Winds could gust as high as 16 mph.

    Low: 32 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly cloudy, with a high near 57.

    High: 57 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: A 30 percent chance of rain after 1am. Mostly cloudy, with a low around 44.

    Low: 44 °F

    Mostly Cloudy
    then Chance
    Rain

Detailed Forecast

Tonight
A slight chance of showers and thunderstorms, then showers and possibly a thunderstorm after 3am. Low around 55. Breezy, with a south southwest wind around 21 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.
Wednesday
Rain and possibly a thunderstorm before 3pm, then a chance of rain. Temperature falling to around 46 by 5pm. Breezy, with a southwest wind 18 to 24 mph becoming northwest in the afternoon. Winds could gust as high as 32 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Wednesday Night
Cloudy during the early evening, then gradual clearing, with a low around 29. Blustery, with a north northwest wind 16 to 21 mph decreasing to 10 to 15 mph after midnight. Winds could gust as high as 31 mph.
Thursday
Increasing clouds, with a high near 49. West northwest wind 6 to 10 mph, with gusts as high as 17 mph.
Thursday Night
Mostly cloudy, with a low around 40. Breezy, with a south southwest wind 8 to 18 mph increasing to 19 to 29 mph after midnight. Winds could gust as high as 37 mph.
Friday
Partly sunny, with a high near 55. Breezy, with a west wind 21 to 28 mph, with gusts as high as 37 mph.
Friday Night
Mostly cloudy, with a low around 32. West northwest wind 5 to 9 mph becoming east northeast after midnight. Winds could gust as high as 16 mph.
Saturday
Mostly cloudy, with a high near 57.
Saturday Night
A 30 percent chance of rain after 1am. Mostly cloudy, with a low around 44.
Sunday
Rain. High near 60. Windy. Chance of precipitation is 80%.
Sunday Night
A chance of rain and snow. Mostly cloudy, with a low around 18. Blustery.
Monday
Partly sunny, with a high near 28. Blustery.
Monday Night
Mostly clear, with a low around 13.
Tuesday
Mostly sunny, with a high near 36.
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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:
9:26 pm CDT Mar 10, 2026
Forecast Valid:
9pm CDT Mar 10, 2026-6pm CDT Mar 17, 2026
 
Forecast Discussion
 
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Additional Resources

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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