National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Edgar County Airport (KPRG)

Lat: 39.7°NLon: 87.67°WElev: 650ft.

Partly Cloudy

79°F

26°C

Humidity 63%
Wind Speed N 9 G 20 mph
Barometer 29.81 in
Dewpoint 65°F (18°C)
Visibility 10.00 mi
Heat Index81°F (27°C)
Last update 2 Aug 3:55 pm CDT
Extended Forecast for

3 Miles W Dennison IL

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 62. North wind 5 to 13 mph, with gusts as high as 22 mph.

    Low: 62 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 82. North northeast wind 5 to 7 mph.

    High: 82 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 60. North northeast wind around 5 mph becoming calm after midnight.

    Low: 60 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 82. Light east northeast wind.

    High: 82 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 61. Calm wind.

    Low: 61 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 84. Light and variable wind.

    High: 84 °F

    Sunny

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers and thunderstorms after 1am. Mostly clear, with a low around 66. Calm wind.

    Low: 66 °F

    Mostly Clear
    then Chance
    T-storms

  • Thursday

    Thursday: A 40 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 83.

    High: 83 °F

    Mostly Sunny
    then Chance
    T-storms

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 67. Chance of precipitation is 40%.

    Low: 67 °F

    Chance
    T-storms

Detailed Forecast

Tonight
A 20 percent chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 62. North wind 5 to 13 mph, with gusts as high as 22 mph.
Monday
Sunny, with a high near 82. North northeast wind 5 to 7 mph.
Monday Night
Clear, with a low around 60. North northeast wind around 5 mph becoming calm after midnight.
Tuesday
Sunny, with a high near 82. Light east northeast wind.
Tuesday Night
Mostly clear, with a low around 61. Calm wind.
Wednesday
Sunny, with a high near 84. Light and variable wind.
Wednesday Night
A 30 percent chance of showers and thunderstorms after 1am. Mostly clear, with a low around 66. Calm wind.
Thursday
A 40 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 83.
Thursday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 67. Chance of precipitation is 40%.
Friday
A 30 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 83.
Friday Night
A chance of showers. Partly cloudy, with a low around 67.
Saturday
A chance of showers and thunderstorms. Partly sunny, with a high near 85.
Saturday Night
Partly cloudy, with a low around 68.
Sunday
Mostly sunny, with a high near 87.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles W Dennison IL
 39.46°N 87.65°W (Elev. 587 ft)
Last Update:
3:36 pm CDT Aug 2, 2026
Forecast Valid:
4pm CDT Aug 2, 2026-6pm CDT Aug 9, 2026
 
Forecast Discussion
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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