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.

Overcast

38°F

3°C

Humidity 86%
Wind Speed Calm
Barometer 30.19 in
Dewpoint 34°F (1°C)
Visibility 7.00 mi
Last update 2 Mar 11:55 pm CST
Extended Forecast for

Edgar County Airport IL

  • Overnight

    Overnight: Rain likely, mainly after 5am. Cloudy, with a low around 34. Light east southeast wind. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 34 °F

    Rain Likely

  • Tuesday

    Tuesday: Rain, with thunderstorms also possible after 3pm. High near 49. Calm wind. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.

    High: 49 °F

    Rain

  • Tuesday Night

    Tuesday Night: Rain and possibly a thunderstorm. Patchy fog. Low around 42. Light east northeast wind. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 42 °F

    Rain and
    Patchy Fog

  • Wednesday

    Wednesday: Rain and possibly a thunderstorm before noon, then showers likely between noon and 3pm, then showers likely and possibly a thunderstorm after 3pm. Patchy fog before 7am. High near 60. South southeast wind around 6 mph becoming calm in the afternoon. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    High: 60 °F

    Showers and
    Patchy Fog

  • Wednesday Night

    Wednesday Night: Showers and possibly a thunderstorm. Low around 51. Calm wind becoming south 5 to 8 mph in the evening. Winds could gust as high as 15 mph. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 51 °F

    Showers

  • Thursday

    Thursday: Showers, with thunderstorms also possible after noon. High near 67. South southwest wind 8 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    High: 67 °F

    Showers

  • Thursday Night

    Thursday Night: A 40 percent chance of showers. Mostly cloudy, with a low around 50. West southwest wind around 6 mph becoming light and variable.

    Low: 50 °F

    Chance
    Showers

  • Friday

    Friday: A 50 percent chance of showers. Mostly cloudy, with a high near 74.

    High: 74 °F

    Chance
    Showers

  • Friday Night

    Friday Night: Showers likely after midnight. Mostly cloudy, with a low around 58. Chance of precipitation is 60%.

    Low: 58 °F

    Mostly Cloudy
    then Showers
    Likely

Detailed Forecast

Overnight
Rain likely, mainly after 5am. Cloudy, with a low around 34. Light east southeast wind. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday
Rain, with thunderstorms also possible after 3pm. High near 49. Calm wind. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Tuesday Night
Rain and possibly a thunderstorm. Patchy fog. Low around 42. Light east northeast wind. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.
Wednesday
Rain and possibly a thunderstorm before noon, then showers likely between noon and 3pm, then showers likely and possibly a thunderstorm after 3pm. Patchy fog before 7am. High near 60. South southeast wind around 6 mph becoming calm in the afternoon. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday Night
Showers and possibly a thunderstorm. Low around 51. Calm wind becoming south 5 to 8 mph in the evening. Winds could gust as high as 15 mph. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.
Thursday
Showers, with thunderstorms also possible after noon. High near 67. South southwest wind 8 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Thursday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 50. West southwest wind around 6 mph becoming light and variable.
Friday
A 50 percent chance of showers. Mostly cloudy, with a high near 74.
Friday Night
Showers likely after midnight. Mostly cloudy, with a low around 58. Chance of precipitation is 60%.
Saturday
Showers, mainly before noon. High near 69. Chance of precipitation is 80%.
Saturday Night
A chance of showers. Mostly cloudy, with a low around 46.
Sunday
Mostly cloudy, with a high near 64.
Sunday Night
Mostly cloudy, with a low around 47.
Monday
A chance of showers. Mostly sunny, with a high near 67.
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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:
9:46 pm CST Mar 2, 2026
Forecast Valid:
12am CST Mar 3, 2026-6pm CDT Mar 9, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation