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Hazardous Weather Conditions

Current conditions at

Mount Vernon Airport (KMVN)

Lat: 38.33°NLon: 88.85°WElev: 466ft.

Overcast

25°F

-4°C

Humidity 58%
Wind Speed Vrbl 6 mph
Barometer 30.14 in (1021.5 mb)
Dewpoint 12°F (-11°C)
Visibility 10.00 mi
Wind Chill18°F (-8°C)
Last update 17 Jan 9:56 am CST
Extended Forecast for

Du Bois IL

  • Today

    Today: A chance of snow showers before noon, then a chance of flurries after noon. Mostly cloudy, with a high near 27. West wind 10 to 15 mph, with gusts as high as 23 mph. Chance of precipitation is 50%.

    High: 27 °F

    Chance Snow
    Showers then
    Mostly Cloudy

  • Tonight

    Tonight: Partly cloudy, with a low around 12. West wind 7 to 11 mph, with gusts as high as 21 mph.

    Low: 12 °F

    Partly Cloudy

  • Sunday

    Sunday: A chance of flurries after noon. Increasing clouds, with a high near 31. Southwest wind 6 to 14 mph, with gusts as high as 21 mph.

    High: 31 °F

    Chance
    Flurries

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 13. Southwest wind 10 to 16 mph becoming northwest after midnight. Winds could gust as high as 24 mph.

    Low: 13 °F

    Partly Cloudy

  • M.L.King Day

    M.L.King Day: Mostly sunny, with a high near 22. Northwest wind 7 to 16 mph, with gusts as high as 24 mph.

    High: 22 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 10.

    Low: 10 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 36.

    High: 36 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 28.

    Low: 28 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 45.

    High: 45 °F

    Partly Sunny

Detailed Forecast

Today
A chance of snow showers before noon, then a chance of flurries after noon. Mostly cloudy, with a high near 27. West wind 10 to 15 mph, with gusts as high as 23 mph. Chance of precipitation is 50%.
Tonight
Partly cloudy, with a low around 12. West wind 7 to 11 mph, with gusts as high as 21 mph.
Sunday
A chance of flurries after noon. Increasing clouds, with a high near 31. Southwest wind 6 to 14 mph, with gusts as high as 21 mph.
Sunday Night
Partly cloudy, with a low around 13. Southwest wind 10 to 16 mph becoming northwest after midnight. Winds could gust as high as 24 mph.
M.L.King Day
Mostly sunny, with a high near 22. Northwest wind 7 to 16 mph, with gusts as high as 24 mph.
Monday Night
Mostly clear, with a low around 10.
Tuesday
Sunny, with a high near 36.
Tuesday Night
Partly cloudy, with a low around 28.
Wednesday
Partly sunny, with a high near 45.
Wednesday Night
A slight chance of rain before midnight, then a slight chance of snow. Partly cloudy, with a low around 21. Chance of precipitation is 20%.
Thursday
A 20 percent chance of snow. Mostly sunny, with a high near 34.
Thursday Night
A 20 percent chance of snow. Partly cloudy, with a low around 19.
Friday
A 20 percent chance of rain. Mostly sunny, with a high near 36.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Du Bois IL
 38.21°N 89.2°W (Elev. 499 ft)
Last Update:
8:12 am CST Jan 17, 2026
Forecast Valid:
10am CST Jan 17, 2026-6pm CST Jan 23, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation