Current conditions at
Mount Vernon Airport (KMVN)
Lat: 38.33°NLon: 88.85°WElev: 466ft.
Fair
N/A
| Humidity | NA |
| Wind Speed | SW 7 mph |
| Barometer | 29.93 in |
| Dewpoint | N/A |
| Visibility | 10.00 mi |
| Last update | 6 Dec 1:56 am CST |
Extended Forecast for
5 Miles SW Mount Vernon IL
Overnight
Low: 28 °F
Mostly Cloudy
Saturday
High: 43 °F
Partly Sunny
Saturday Night
Low: 31 °F
Mostly Cloudy
then Slight
Chance
ShowersSunday
High: 44 °F
Slight Chance
Showers then
Mostly CloudySunday Night
Low: 21 °F
Slight Chance
Snow Showers
then Mostly
CloudyMonday
High: 35 °F
Mostly Sunny
Monday Night
Low: 22 °F
Partly Cloudy
Tuesday
High: 48 °F
Mostly Sunny
Tuesday Night
Low: 36 °F
Mostly Cloudy
Detailed Forecast
Overnight
Mostly cloudy, with a low around 28. Southwest wind 3 to 6 mph.
Saturday
Partly sunny, with a high near 43. Light and variable wind.
Saturday Night
A 20 percent chance of showers after midnight. Cloudy, with a low around 31. Calm wind becoming south around 5 mph after midnight.
Sunday
A 20 percent chance of showers before noon. Mostly cloudy, with a high near 44. South wind 5 to 10 mph becoming north in the afternoon.
Sunday Night
A 20 percent chance of snow showers before midnight. Mostly cloudy, with a low around 21. North wind 6 to 10 mph.
Monday
Mostly sunny, with a high near 35. North wind 3 to 6 mph.
Monday Night
Partly cloudy, with a low around 22. Calm wind becoming south southwest 5 to 9 mph after midnight.
Tuesday
Mostly sunny, with a high near 48. South southwest wind 10 to 14 mph, with gusts as high as 21 mph.
Tuesday Night
Mostly cloudy, with a low around 36. South southwest wind 11 to 14 mph, with gusts as high as 24 mph.
Wednesday
A chance of showers. Partly sunny, with a high near 46. West northwest wind 10 to 15 mph, with gusts as high as 23 mph.
Wednesday Night
A slight chance of showers. Mostly cloudy, with a low around 26. West northwest wind 7 to 9 mph.
Thursday
Mostly cloudy, with a high near 41. North northwest wind 7 to 10 mph becoming south southwest in the afternoon.
Thursday Night
Mostly cloudy, with a low around 23. South southwest wind around 7 mph becoming west northwest after midnight.
Friday
Partly sunny, with a high near 34. Northwest wind 7 to 11 mph.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast AreaABOUT THIS FORECAST
Point Forecast:
5 Miles SW Mount Vernon IL
38.27°N 88.97°W
38.27°N 88.97°W
10:36 pm CST Dec 5, 2025
2am CST Dec 6, 2025-6pm CST Dec 12, 2025
Additional Resources
Radar & Satellite Image
Hourly Weather Forecast
