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.

Fair

41°F

5°C

Humidity 66%
Wind Speed Calm
Barometer 30.03 in
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Last update 13 Mar 8:35 pm CDT
Extended Forecast for

Vermilion IL

  • Tonight

    Tonight: Mostly cloudy, with a low around 33. West wind 5 to 10 mph becoming light and variable after midnight. Winds could gust as high as 20 mph.

    Low: 33 °F

    Mostly Cloudy

  • Saturday

    Saturday: A chance of flurries before 7am. Partly sunny, with a high near 52. Light and variable wind becoming southeast 5 to 10 mph in the morning. Winds could gust as high as 17 mph.

    High: 52 °F

    Chance
    Flurries

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 45. East southeast wind 9 to 15 mph, with gusts as high as 25 mph.

    Low: 45 °F

    Mostly Cloudy

  • Sunday

    Sunday: A 50 percent chance of showers after 1pm. Mostly cloudy, with a high near 69. Windy, with a south wind 20 to 25 mph increasing to 29 to 34 mph in the afternoon. Winds could gust as high as 46 mph.

    High: 69 °F

    Windy. Mostly
    Cloudy then
    Chance
    Showers

  • Sunday Night

    Sunday Night: Rain before 1am, then rain and snow likely between 1am and 4am, then snow likely after 4am. Low around 25. Breezy, with a south wind 23 to 26 mph becoming west after midnight. Winds could gust as high as 37 mph. Chance of precipitation is 100%. New snow accumulation of less than one inch possible.

    Low: 25 °F

    Breezy.
    Showers then
    Rain/Snow

  • Monday

    Monday: A 50 percent chance of snow. Cloudy, with a high near 28. Windy, with a west wind 28 to 30 mph, with gusts as high as 39 mph.

    High: 28 °F

    Chance Snow
    and Windy

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 13. Blustery, with a west northwest wind 17 to 24 mph, with gusts as high as 32 mph.

    Low: 13 °F

    Mostly Cloudy
    and Blustery

  • Tuesday

    Tuesday: Partly sunny, with a high near 30.

    High: 30 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: A 30 percent chance of snow after 1am. Mostly cloudy, with a low around 21.

    Low: 21 °F

    Mostly Cloudy
    then Chance
    Snow

Detailed Forecast

Tonight
Mostly cloudy, with a low around 33. West wind 5 to 10 mph becoming light and variable after midnight. Winds could gust as high as 20 mph.
Saturday
A chance of flurries before 7am. Partly sunny, with a high near 52. Light and variable wind becoming southeast 5 to 10 mph in the morning. Winds could gust as high as 17 mph.
Saturday Night
Mostly cloudy, with a low around 45. East southeast wind 9 to 15 mph, with gusts as high as 25 mph.
Sunday
A 50 percent chance of showers after 1pm. Mostly cloudy, with a high near 69. Windy, with a south wind 20 to 25 mph increasing to 29 to 34 mph in the afternoon. Winds could gust as high as 46 mph.
Sunday Night
Rain before 1am, then rain and snow likely between 1am and 4am, then snow likely after 4am. Low around 25. Breezy, with a south wind 23 to 26 mph becoming west after midnight. Winds could gust as high as 37 mph. Chance of precipitation is 100%. New snow accumulation of less than one inch possible.
Monday
A 50 percent chance of snow. Cloudy, with a high near 28. Windy, with a west wind 28 to 30 mph, with gusts as high as 39 mph.
Monday Night
Mostly cloudy, with a low around 13. Blustery, with a west northwest wind 17 to 24 mph, with gusts as high as 32 mph.
Tuesday
Partly sunny, with a high near 30.
Tuesday Night
A 30 percent chance of snow after 1am. Mostly cloudy, with a low around 21.
Wednesday
Partly sunny, with a high near 50.
Wednesday Night
Mostly clear, with a low around 35.
Thursday
Mostly sunny, with a high near 61.
Thursday Night
Partly cloudy, with a low around 40.
Friday
Partly sunny, with a high near 59.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Vermilion IL
 39.59°N 87.58°W (Elev. 666 ft)
Last Update:
7:46 pm CDT Mar 13, 2026
Forecast Valid:
8pm CDT Mar 13, 2026-6pm CDT Mar 20, 2026
 
Forecast Discussion
 
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Additional Resources

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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