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

Mount Vernon Airport (KMVN)

Lat: 38.33°NLon: 88.85°WElev: 466ft.

Overcast

39°F

4°C

Humidity 76%
Wind Speed Calm
Barometer 29.97 in (1015.8 mb)
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Last update 1 Jan 12:56 pm CST
Extended Forecast for

3 Miles E Mount Vernon IL

  • New Year's Day

    New Year's Day: Partly sunny, with a high near 41. Light north northeast wind.

    High: 41 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 28. Calm wind.

    Low: 28 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly cloudy, with a high near 40. Calm wind becoming east northeast around 6 mph in the morning.

    High: 40 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: Cloudy, with a low around 28. Northeast wind 3 to 5 mph.

    Low: 28 °F

    Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 41. North northeast wind 3 to 6 mph.

    High: 41 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 23. Calm wind.

    Low: 23 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 42. Light and variable wind.

    High: 42 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 31. Calm wind becoming south southwest 5 to 7 mph after midnight.

    Low: 31 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 55. South southwest wind 7 to 10 mph.

    High: 55 °F

    Mostly Sunny

Detailed Forecast

New Year's Day
Partly sunny, with a high near 41. Light north northeast wind.
Tonight
Mostly cloudy, with a low around 28. Calm wind.
Friday
Mostly cloudy, with a high near 40. Calm wind becoming east northeast around 6 mph in the morning.
Friday Night
Cloudy, with a low around 28. Northeast wind 3 to 5 mph.
Saturday
Partly sunny, with a high near 41. North northeast wind 3 to 6 mph.
Saturday Night
Mostly clear, with a low around 23. Calm wind.
Sunday
Mostly sunny, with a high near 42. Light and variable wind.
Sunday Night
Partly cloudy, with a low around 31. Calm wind becoming south southwest 5 to 7 mph after midnight.
Monday
Mostly sunny, with a high near 55. South southwest wind 7 to 10 mph.
Monday Night
Partly cloudy, with a low around 43. South wind 6 to 8 mph.
Tuesday
Partly sunny, with a high near 61. Southwest wind 7 to 11 mph, with gusts as high as 18 mph.
Tuesday Night
Mostly cloudy, with a low around 40. Southwest wind around 6 mph becoming light and variable after midnight.
Wednesday
Partly sunny, with a high near 57. Light and variable wind becoming southwest around 6 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles E Mount Vernon IL
 38.33°N 88.86°W
Last Update:
1:12 pm CST Jan 1, 2026
Forecast Valid:
1pm CST Jan 1, 2026-6pm CST Jan 7, 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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation