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Hazardous Weather Conditions

Current conditions at

Edgar County Airport (KPRG)

Lat: 39.7°NLon: 87.67°WElev: 650ft.

Fair

75°F

24°C

Humidity 98%
Wind Speed SW 3 mph
Barometer 30.10 in
Dewpoint 74°F (23°C)
Visibility 7.00 mi
Last update 3 Jul 5:55 am CDT
Extended Forecast for

Edgar County Airport IL

Heat Advisory July 4, 11:00am until July 4, 07:00pm
Extreme Heat Warning July 3, 06:05am until July 3, 07:00pm
Click here for hazard details and duration
Heat Advisory
Extreme Heat Warning
  •  
    Extreme Heat Warning July 3, 06:05am until July 3, 07:00pm

    NOW until 7:00pm Fri

    Extreme Heat Warning

  • Today

    High: 92 °F

    Sunny then
    Slight Chance
    T-storms

  • Tonight

    Tonight: A 30 percent chance of showers and thunderstorms, mainly between 7pm and 8pm. Partly cloudy, with a low around 72. South southwest wind 5 to 7 mph becoming light and variable after midnight. Winds could gust as high as 21 mph.

    Low: 72 °F

    Chance
    T-storms

  • Independence Day

    Independence Day: A 40 percent chance of showers and thunderstorms, mainly after 11am. Mostly sunny, with a high near 89. Southwest wind 5 to 9 mph, with gusts as high as 17 mph.

    High: 89 °F

    Chance
    T-storms

  • Saturday Night

    Saturday Night: A 50 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 70. Calm wind.

    Low: 70 °F

    Mostly Cloudy
    then Chance
    T-storms

  • Sunday

    Sunday: Showers likely, with thunderstorms also possible after 4pm. Partly sunny, with a high near 87. Calm wind becoming west southwest around 5 mph in the afternoon. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 87 °F

    Chance
    Showers then
    Showers
    Likely

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms before 7pm, then a chance of showers between 7pm and 1am. Partly cloudy, with a low around 67. Northwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 30%.

    Low: 67 °F

    Chance
    T-storms then
    Chance
    Showers

  • Monday

    Monday: A 30 percent chance of showers after 1pm. Mostly sunny, with a high near 84. Calm wind becoming northwest around 6 mph in the afternoon.

    High: 84 °F

    Partly Sunny
    then Chance
    Showers

  • Monday Night

    Monday Night: Partly cloudy, with a low around 66.

    Low: 66 °F

    Partly Cloudy

Detailed Forecast

Today
A 20 percent chance of showers and thunderstorms after 3pm. Sunny, with a high near 92. Heat index values as high as 103. Light southwest wind increasing to 5 to 9 mph in the morning. Winds could gust as high as 15 mph.
Tonight
A 30 percent chance of showers and thunderstorms, mainly between 7pm and 8pm. Partly cloudy, with a low around 72. South southwest wind 5 to 7 mph becoming light and variable after midnight. Winds could gust as high as 21 mph.
Independence Day
A 40 percent chance of showers and thunderstorms, mainly after 11am. Mostly sunny, with a high near 89. Southwest wind 5 to 9 mph, with gusts as high as 17 mph.
Saturday Night
A 50 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 70. Calm wind.
Sunday
Showers likely, with thunderstorms also possible after 4pm. Partly sunny, with a high near 87. Calm wind becoming west southwest around 5 mph in the afternoon. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Sunday Night
A chance of showers and thunderstorms before 7pm, then a chance of showers between 7pm and 1am. Partly cloudy, with a low around 67. Northwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 30%.
Monday
A 30 percent chance of showers after 1pm. Mostly sunny, with a high near 84. Calm wind becoming northwest around 6 mph in the afternoon.
Monday Night
Partly cloudy, with a low around 66.
Tuesday
Mostly sunny, with a high near 84.
Tuesday Night
Partly cloudy, with a low around 66.
Wednesday
Mostly sunny, with a high near 86.
Wednesday Night
Partly cloudy, with a low around 67.
Thursday
A chance of showers and thunderstorms. Mostly sunny, with a high near 87.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Edgar County Airport IL
 39.7°N 87.66°W (Elev. 600 ft)
Last Update:
2:26 am CDT Jul 3, 2026
Forecast Valid:
6am CDT Jul 3, 2026-6pm CDT Jul 9, 2026
 
Forecast Discussion
 
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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