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.

Thunderstorm in Vicinity

44°F

7°C

Humidity 96%
Wind Speed Calm
Barometer 30.07 in
Dewpoint 43°F (6°C)
Visibility 7.00 mi
Last update 3 Mar 3:35 pm CST
Extended Forecast for

Sidell IL

  • This Afternoon

    This Afternoon: Showers likely and possibly a thunderstorm before 5pm, then a chance of showers and thunderstorms after 5pm. Patchy fog. Otherwise, cloudy, with a high near 46. Calm wind. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 46 °F

    Showers
    Likely and
    Patchy Fog

  • Tonight

    Tonight: Showers and thunderstorms before 2am, then showers likely and possibly a thunderstorm between 2am and 3am, then a chance of showers and thunderstorms after 3am. Patchy fog. Low around 42. Calm wind becoming east northeast around 6 mph after midnight. Chance of precipitation is 80%. New rainfall amounts between three quarters and one inch possible.

    Low: 42 °F

    Showers and
    Patchy Fog

  • Wednesday

    Wednesday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2pm. Patchy fog before noon. Otherwise, cloudy, with a high near 55. East northeast wind 5 to 7 mph becoming calm in the afternoon. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 55 °F

    Showers
    Likely and
    Patchy Fog

  • Wednesday Night

    Wednesday Night: Showers and possibly a thunderstorm. Patchy fog. Low around 50. Calm wind becoming south 5 to 7 mph after midnight. Chance of precipitation is 100%. New rainfall amounts between 1 and 2 inches possible.

    Low: 50 °F

    Showers and
    Patchy Fog

  • Thursday

    Thursday: Showers, mainly before noon. High near 64. South wind 7 to 13 mph becoming west in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 64 °F

    Showers then
    Chance
    Showers

  • Thursday Night

    Thursday Night: A 50 percent chance of showers. Increasing clouds, with a low around 51. Light and variable wind becoming south southeast 5 to 7 mph after midnight.

    Low: 51 °F

    Chance
    Showers

  • Friday

    Friday: Showers likely and possibly a thunderstorm before 9am, then showers likely between 9am and noon. Mostly cloudy, with a high near 75. Breezy, with a south wind 8 to 13 mph increasing to 16 to 21 mph in the afternoon. Winds could gust as high as 29 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 75 °F

    Showers
    Likely then
    Partly Sunny
    and Breezy

  • Friday Night

    Friday Night: A chance of showers, then showers and possibly a thunderstorm after midnight. Low around 59. Chance of precipitation is 80%.

    Low: 59 °F

    Chance
    Showers then
    Showers

  • Saturday

    Saturday: Showers likely before noon. Mostly cloudy, with a high near 67. Chance of precipitation is 70%.

    High: 67 °F

    Showers
    Likely then
    Partly Sunny

Detailed Forecast

This Afternoon
Showers likely and possibly a thunderstorm before 5pm, then a chance of showers and thunderstorms after 5pm. Patchy fog. Otherwise, cloudy, with a high near 46. Calm wind. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tonight
Showers and thunderstorms before 2am, then showers likely and possibly a thunderstorm between 2am and 3am, then a chance of showers and thunderstorms after 3am. Patchy fog. Low around 42. Calm wind becoming east northeast around 6 mph after midnight. Chance of precipitation is 80%. New rainfall amounts between three quarters and one inch possible.
Wednesday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2pm. Patchy fog before noon. Otherwise, cloudy, with a high near 55. East northeast wind 5 to 7 mph becoming calm in the afternoon. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
Showers and possibly a thunderstorm. Patchy fog. Low around 50. Calm wind becoming south 5 to 7 mph after midnight. Chance of precipitation is 100%. New rainfall amounts between 1 and 2 inches possible.
Thursday
Showers, mainly before noon. High near 64. South wind 7 to 13 mph becoming west in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday Night
A 50 percent chance of showers. Increasing clouds, with a low around 51. Light and variable wind becoming south southeast 5 to 7 mph after midnight.
Friday
Showers likely and possibly a thunderstorm before 9am, then showers likely between 9am and noon. Mostly cloudy, with a high near 75. Breezy, with a south wind 8 to 13 mph increasing to 16 to 21 mph in the afternoon. Winds could gust as high as 29 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday Night
A chance of showers, then showers and possibly a thunderstorm after midnight. Low around 59. Chance of precipitation is 80%.
Saturday
Showers likely before noon. Mostly cloudy, with a high near 67. Chance of precipitation is 70%.
Saturday Night
Partly cloudy, with a low around 39.
Sunday
Sunny, with a high near 63.
Sunday Night
Mostly clear, with a low around 45.
Monday
Sunny, with a high near 70.
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ABOUT THIS FORECAST

 
Point Forecast:
Sidell IL
 39.89°N 87.82°W (Elev. 686 ft)
Last Update:
1:32 pm CST Mar 3, 2026
Forecast Valid:
3pm CST Mar 3, 2026-6pm CDT Mar 9, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation