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Current conditions at

Edgar County Airport (KPRG)

Lat: 39.7°NLon: 87.67°WElev: 650ft.

Fair

87°F

31°C

Humidity 36%
Wind Speed SW 12 mph
Barometer 29.97 in
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Heat Index86°F (30°C)
Last update 12 Oct 11:55 am CDT
Extended Forecast for

Vermilion IL

  • Columbus Day

    Columbus Day: Sunny, with a high near 89. Southwest wind 10 to 14 mph, with gusts as high as 22 mph.

    High: 89 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 68. South southwest wind 7 to 10 mph, with gusts as high as 18 mph.

    Low: 68 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 92. Southwest wind 9 to 13 mph, with gusts as high as 18 mph.

    High: 92 °F

    Sunny

  • Tuesday Night

    Tuesday Night: A chance of showers between 1am and 4am, then a chance of showers and thunderstorms after 4am. Increasing clouds, with a low around 69. South southwest wind around 6 mph. Chance of precipitation is 40%.

    Low: 69 °F

    Mostly Clear
    then Chance
    T-storms

  • Wednesday

    Wednesday: Showers and possibly a thunderstorm. High near 82. Light and variable wind becoming west around 6 mph in the morning. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    High: 82 °F

    Showers

  • Wednesday Night

    Wednesday Night: Showers likely. Cloudy, with a low around 62. North northeast wind around 5 mph. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 62 °F

    Showers
    Likely

  • Thursday

    Thursday: Showers likely, then showers and possibly a thunderstorm after 1pm. High near 78. East northeast wind 6 to 9 mph becoming southwest in the afternoon. Winds could gust as high as 16 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 78 °F

    Showers

  • Thursday Night

    Thursday Night: Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 51. Chance of precipitation is 60%.

    Low: 51 °F

    Showers
    Likely

  • Friday

    Friday: Partly sunny, with a high near 62. Breezy.

    High: 62 °F

    Partly Sunny
    and Breezy

Detailed Forecast

Columbus Day
Sunny, with a high near 89. Southwest wind 10 to 14 mph, with gusts as high as 22 mph.
Tonight
Mostly clear, with a low around 68. South southwest wind 7 to 10 mph, with gusts as high as 18 mph.
Tuesday
Sunny, with a high near 92. Southwest wind 9 to 13 mph, with gusts as high as 18 mph.
Tuesday Night
A chance of showers between 1am and 4am, then a chance of showers and thunderstorms after 4am. Increasing clouds, with a low around 69. South southwest wind around 6 mph. Chance of precipitation is 40%.
Wednesday
Showers and possibly a thunderstorm. High near 82. Light and variable wind becoming west around 6 mph in the morning. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Wednesday Night
Showers likely. Cloudy, with a low around 62. North northeast wind around 5 mph. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.
Thursday
Showers likely, then showers and possibly a thunderstorm after 1pm. High near 78. East northeast wind 6 to 9 mph becoming southwest in the afternoon. Winds could gust as high as 16 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday Night
Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 51. Chance of precipitation is 60%.
Friday
Partly sunny, with a high near 62. Breezy.
Friday Night
Mostly clear, with a low around 36. Breezy.
Saturday
Sunny, with a high near 59.
Saturday Night
Clear, with a low around 34.
Sunday
Sunny, with a high near 66.
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ABOUT THIS FORECAST

 
Point Forecast:
Vermilion IL
 39.59°N 87.58°W (Elev. 666 ft)
Last Update:
11:51 am CDT Oct 12, 2026
Forecast Valid:
12pm CDT Oct 12, 2026-6pm CDT Oct 18, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation