Current conditions at

Mount Vernon Airport (KMVN)

Lat: 38.33°NLon: 88.85°WElev: 466ft.

N/A

Humidity NA
Wind Speed NA
Barometer NA
Dewpoint N/A
Visibility NA
Last update *** Not a current observation ***
Extended Forecast for

Mount Vernon IL

  • Tonight

    Tonight: Partly cloudy, with a low around 26. Calm wind.

    Low: 26 °F

    Partly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 50. Calm wind becoming east southeast 5 to 7 mph in the morning.

    High: 50 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 30. East southeast wind 3 to 5 mph.

    Low: 30 °F

    Mostly Cloudy

  • Friday

    Friday: Sunny, with a high near 55. Calm wind becoming south around 6 mph.

    High: 55 °F

    Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 34. Calm wind.

    Low: 34 °F

    Mostly Cloudy

  • Saturday

    Saturday: A 30 percent chance of showers, mainly after noon.  Mostly cloudy, with a high near 53. Calm wind becoming southeast around 6 mph in the morning.

    High: 53 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: A 50 percent chance of showers.  Cloudy, with a low around 43. East wind around 7 mph.

    Low: 43 °F

    Chance
    Showers

  • Sunday

    Sunday: A chance of showers before noon.  Mostly sunny, with a high near 55. North northeast wind 6 to 9 mph.

    High: 55 °F

    Chance
    Showers then
    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 36. North wind around 5 mph becoming calm  in the evening.

    Low: 36 °F

    Mostly Clear

Detailed Forecast

Tonight
Partly cloudy, with a low around 26. Calm wind.
Thursday
Partly sunny, with a high near 50. Calm wind becoming east southeast 5 to 7 mph in the morning.
Thursday Night
Mostly cloudy, with a low around 30. East southeast wind 3 to 5 mph.
Friday
Sunny, with a high near 55. Calm wind becoming south around 6 mph.
Friday Night
Mostly cloudy, with a low around 34. Calm wind.
Saturday
A 30 percent chance of showers, mainly after noon. Mostly cloudy, with a high near 53. Calm wind becoming southeast around 6 mph in the morning.
Saturday Night
A 50 percent chance of showers. Cloudy, with a low around 43. East wind around 7 mph.
Sunday
A chance of showers before noon. Mostly sunny, with a high near 55. North northeast wind 6 to 9 mph.
Sunday Night
Mostly clear, with a low around 36. North wind around 5 mph becoming calm in the evening.
Washington's Birthday
Mostly sunny, with a high near 60. Calm wind becoming south southeast 5 to 8 mph in the morning.
Monday Night
Mostly cloudy, with a low around 43. South wind around 6 mph.
Tuesday
Mostly cloudy, with a high near 63. South wind 7 to 15 mph, with gusts as high as 22 mph.
Tuesday Night
Mostly cloudy, with a low around 53. South southwest wind 13 to 15 mph, with gusts as high as 25 mph.
Wednesday
A slight chance of showers. Partly sunny, with a high near 67. South southwest wind 10 to 15 mph, with gusts as high as 24 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
Mount Vernon IL
 38.31°N 88.91°W
10:31 pm CST Feb 11, 2026
10pm CST Feb 11, 2026-6pm CST Feb 18, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database