Current conditions at

Mount Vernon Airport (KMVN)

Lat: 38.33°NLon: 88.85°WElev: 466ft.

Mostly Cloudy

83°F

28°C

Humidity 63%
Wind Speed N 8 mph
Barometer 29.99 in (1015.4 mb)
Dewpoint 69°F (21°C)
Visibility 10.00 mi
Heat Index87°F (31°C)
Last update 20 Aug 4:56 pm CDT
Extended Forecast for

Du Bois IL

  • Tonight

    Tonight: Mostly clear, with a low around 65. Northeast wind 6 to 9 mph.

    Low: 65 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 85. North wind 7 to 10 mph.

    High: 85 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 64. Northeast wind 5 to 7 mph becoming calm  in the evening.

    Low: 64 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 88. Calm wind becoming northeast around 6 mph in the morning.

    High: 88 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 63. Light and variable wind.

    Low: 63 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 90.

    High: 90 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 62.

    Low: 62 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 82.

    High: 82 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 56.

    Low: 56 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 65. Northeast wind 6 to 9 mph.
Thursday
Mostly sunny, with a high near 85. North wind 7 to 10 mph.
Thursday Night
Mostly clear, with a low around 64. Northeast wind 5 to 7 mph becoming calm in the evening.
Friday
Sunny, with a high near 88. Calm wind becoming northeast around 6 mph in the morning.
Friday Night
Mostly clear, with a low around 63. Light and variable wind.
Saturday
Mostly sunny, with a high near 90.
Saturday Night
Mostly clear, with a low around 62.
Sunday
Sunny, with a high near 82.
Sunday Night
Mostly clear, with a low around 56.
Monday
Sunny, with a high near 78.
Monday Night
Partly cloudy, with a low around 54.
Tuesday
Mostly sunny, with a high near 77.
Tuesday Night
Partly cloudy, with a low around 53.
Wednesday
Mostly sunny, with a high near 80.
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ABOUT THIS FORECAST

 
Point Forecast:
Du Bois IL
 38.21°N 89.2°W (Elev. 499 ft)
4:41 pm CDT Aug 20, 2025
5pm CDT Aug 20, 2025-6pm CDT Aug 27, 2025
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database