National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Edgar County Airport (KPRG)

Lat: 39.7°NLon: 87.67°WElev: 650ft.

Rain

53°F

12°C

Humidity 97%
Wind Speed NA
Barometer 29.81 in
Dewpoint 52°F (11°C)
Visibility 7.00 mi
Last update 18 Apr 7:15 am CDT
Extended Forecast for

4 Miles SE Vermilion IL

  • Today

    Today: Showers and possibly a thunderstorm before 11am, then isolated showers between 11am and noon. Temperature falling to around 49 by 2pm. Northwest wind 8 to 17 mph, with gusts as high as 26 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 60 °F⇓

    Showers then
    Mostly Cloudy

  • Tonight

    Tonight: Mostly clear, with a low around 37. West wind 5 to 11 mph, with gusts as high as 20 mph.

    Low: 37 °F

    Mostly Clear

  • Sunday

    Sunday: Patchy frost between 7am and 8am. Otherwise, sunny, with a high near 61. Southwest wind 6 to 11 mph increasing to 13 to 18 mph in the afternoon. Winds could gust as high as 29 mph.

    High: 61 °F

    Patchy Frost
    then Mostly
    Sunny

  • Sunday Night

    Sunday Night: Patchy frost after 5am. Otherwise, mostly clear, with a low around 35. Northwest wind 5 to 10 mph becoming light north after midnight. Winds could gust as high as 18 mph.

    Low: 35 °F

    Partly Cloudy
    then Patchy
    Frost

  • Monday

    Monday: Patchy frost before 8am. Otherwise, sunny, with a high near 59. Light north northeast wind.

    High: 59 °F

    Patchy Frost
    then Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 45. Calm wind becoming south southeast 5 to 8 mph in the evening. Winds could gust as high as 18 mph.

    Low: 45 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 76. Southwest wind 10 to 18 mph, with gusts as high as 28 mph.

    High: 76 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 57. Southwest wind 8 to 10 mph, with gusts as high as 20 mph.

    Low: 57 °F

    Slight Chance
    T-storms

  • Wednesday

    Wednesday: A slight chance of showers, with thunderstorms also possible after 2pm. Mostly sunny, with a high near 78. West southwest wind around 8 mph. Chance of precipitation is 20%.

    High: 78 °F

    Slight Chance
    Showers then
    Slight Chance
    T-storms

Detailed Forecast

Today
Showers and possibly a thunderstorm before 11am, then isolated showers between 11am and noon. Temperature falling to around 49 by 2pm. Northwest wind 8 to 17 mph, with gusts as high as 26 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tonight
Mostly clear, with a low around 37. West wind 5 to 11 mph, with gusts as high as 20 mph.
Sunday
Patchy frost between 7am and 8am. Otherwise, sunny, with a high near 61. Southwest wind 6 to 11 mph increasing to 13 to 18 mph in the afternoon. Winds could gust as high as 29 mph.
Sunday Night
Patchy frost after 5am. Otherwise, mostly clear, with a low around 35. Northwest wind 5 to 10 mph becoming light north after midnight. Winds could gust as high as 18 mph.
Monday
Patchy frost before 8am. Otherwise, sunny, with a high near 59. Light north northeast wind.
Monday Night
Mostly clear, with a low around 45. Calm wind becoming south southeast 5 to 8 mph in the evening. Winds could gust as high as 18 mph.
Tuesday
Mostly sunny, with a high near 76. Southwest wind 10 to 18 mph, with gusts as high as 28 mph.
Tuesday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 57. Southwest wind 8 to 10 mph, with gusts as high as 20 mph.
Wednesday
A slight chance of showers, with thunderstorms also possible after 2pm. Mostly sunny, with a high near 78. West southwest wind around 8 mph. Chance of precipitation is 20%.
Wednesday Night
A slight chance of thunderstorms before 8pm. Mostly clear, with a low around 58. South wind 3 to 5 mph. Chance of precipitation is 10%.
Thursday
Sunny, with a high near 82.
Thursday Night
A 30 percent chance of showers. Partly cloudy, with a low around 62.
Friday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 76. Chance of precipitation is 60%.
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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:
8:15 am EDT Apr 18, 2026
Forecast Valid:
8am EDT Apr 18, 2026-6pm EDT Apr 24, 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