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

39°F

4°C

Humidity 71%
Wind Speed Calm
Barometer 30.06 in
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Last update 13 Mar 10:55 pm CDT
Extended Forecast for

4 Miles SE Vermilion IL

  • Overnight

    Overnight: Mostly cloudy, with a low around 33. North wind around 7 mph.

    Low: 33 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 53. East southeast wind 3 to 8 mph.

    High: 53 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 46. East southeast wind 9 to 11 mph, with gusts as high as 22 mph.

    Low: 46 °F

    Mostly Cloudy

  • Sunday

    Sunday: A chance of rain between 2pm and 5pm, then a chance of rain and thunderstorms after 5pm. Mostly cloudy, with a high near 69. Windy, with a south wind 18 to 23 mph increasing to 28 to 33 mph in the afternoon. Winds could gust as high as 49 mph. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 69 °F

    Mostly Cloudy
    and Breezy
    then Chance
    Rain and
    Windy

  • Sunday Night

    Sunday Night: Rain before 2am, then snow likely, possibly mixed with rain. Some thunder is also possible. Low around 26. Breezy, with a west southwest wind 22 to 26 mph, with gusts as high as 36 mph. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.

    Low: 26 °F

    Breezy. Rain
    then
    Rain/Snow

  • Monday

    Monday: Snow likely, possibly mixed with rain before 8am, then a chance of snow. Cloudy, with a high near 28. Blustery, with a west wind 25 to 28 mph, with gusts as high as 38 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 28 °F

    Rain/Snow
    Likely and
    Breezy then
    Chance Snow
    and Blustery

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 13. Blustery, with a west northwest wind 17 to 22 mph, with gusts as high as 31 mph.

    Low: 13 °F

    Mostly Cloudy
    and Blustery

  • Tuesday

    Tuesday: Partly sunny, with a high near 30. West wind around 14 mph, with gusts as high as 21 mph.

    High: 30 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: A 30 percent chance of snow after 2am. Mostly cloudy, with a low around 21. Light and variable wind becoming south 5 to 9 mph in the evening.

    Low: 21 °F

    Mostly Cloudy
    then Chance
    Snow

Detailed Forecast

Overnight
Mostly cloudy, with a low around 33. North wind around 7 mph.
Saturday
Partly sunny, with a high near 53. East southeast wind 3 to 8 mph.
Saturday Night
Mostly cloudy, with a low around 46. East southeast wind 9 to 11 mph, with gusts as high as 22 mph.
Sunday
A chance of rain between 2pm and 5pm, then a chance of rain and thunderstorms after 5pm. Mostly cloudy, with a high near 69. Windy, with a south wind 18 to 23 mph increasing to 28 to 33 mph in the afternoon. Winds could gust as high as 49 mph. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Sunday Night
Rain before 2am, then snow likely, possibly mixed with rain. Some thunder is also possible. Low around 26. Breezy, with a west southwest wind 22 to 26 mph, with gusts as high as 36 mph. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.
Monday
Snow likely, possibly mixed with rain before 8am, then a chance of snow. Cloudy, with a high near 28. Blustery, with a west wind 25 to 28 mph, with gusts as high as 38 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Monday Night
Mostly cloudy, with a low around 13. Blustery, with a west northwest wind 17 to 22 mph, with gusts as high as 31 mph.
Tuesday
Partly sunny, with a high near 30. West wind around 14 mph, with gusts as high as 21 mph.
Tuesday Night
A 30 percent chance of snow after 2am. Mostly cloudy, with a low around 21. Light and variable wind becoming south 5 to 9 mph in the evening.
Wednesday
A chance of rain and snow, mainly before 8am. Partly sunny, with a high near 51. South southwest wind 14 to 16 mph, with gusts as high as 25 mph. Chance of precipitation is 30%.
Wednesday Night
Mostly clear, with a low around 35.
Thursday
Sunny, with a high near 61.
Thursday Night
Partly cloudy, with a low around 41.
Friday
Partly sunny, with a high near 59.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SE Vermilion IL
 39.54°N 87.52°W (Elev. 640 ft)
Last Update:
11:45 pm EDT Mar 13, 2026
Forecast Valid:
12am EDT Mar 14, 2026-6pm EDT Mar 20, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation