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Hazardous Weather Conditions

Current conditions at

Edgar County Airport (KPRG)

Lat: 39.7°NLon: 87.67°WElev: 650ft.

Fair

35°F

2°C

Humidity 84%
Wind Speed Calm
Barometer 30.49 in
Dewpoint 31°F (-1°C)
Visibility 10.00 mi
Last update 18 Oct 12:55 am CDT
Extended Forecast for

Sidell IL

Frost Advisory until October 18, 09:00am
Click here for hazard details and duration
Frost Advisory
  •  
    Frost Advisory until October 18, 09:00am

    NOW until 9:00am Sun

    Frost Advisory

  • Overnight

    Low: 33 °F

    Frost

  • Sunday

    Sunday: Widespread frost, mainly before 8am. Otherwise, sunny, with a high near 65. South wind 3 to 8 mph.

    High: 65 °F

    Frost then
    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 36. Calm wind.

    Low: 36 °F

    Clear

  • Monday

    Monday: Patchy frost before 8am. Otherwise, sunny, with a high near 71. Calm wind.

    High: 71 °F

    Patchy Frost
    then Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 39. Calm wind.

    Low: 39 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 73. Calm wind.

    High: 73 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 42. Calm wind.

    Low: 42 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 75.

    High: 75 °F

    Sunny

Detailed Forecast

Overnight
Widespread frost, mainly after 4am. Otherwise, clear, with a low around 33. Light south southeast wind.
Sunday
Widespread frost, mainly before 8am. Otherwise, sunny, with a high near 65. South wind 3 to 8 mph.
Sunday Night
Clear, with a low around 36. Calm wind.
Monday
Patchy frost before 8am. Otherwise, sunny, with a high near 71. Calm wind.
Monday Night
Mostly clear, with a low around 39. Calm wind.
Tuesday
Sunny, with a high near 73. Calm wind.
Tuesday Night
Mostly clear, with a low around 42. Calm wind.
Wednesday
Sunny, with a high near 75.
Wednesday Night
Mostly clear, with a low around 46.
Thursday
Sunny, with a high near 76.
Thursday Night
Mostly clear, with a low around 47.
Friday
Sunny, with a high near 74.
Friday Night
Mostly clear, with a low around 47.
Saturday
Sunny, with a high near 76.
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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 CDT Oct 18, 2026
Forecast Valid:
1am CDT Oct 18, 2026-6pm CDT Oct 24, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation