Current conditions at
Mount Vernon Airport (KMVN)
Lat: 38.33°NLon: 88.85°WElev: 466ft.
Mostly Cloudy
38°F
3°C
| Humidity | 46% |
| Wind Speed | NW 13 G 24 mph |
| Barometer | 29.89 in (1012.8 mb) |
| Dewpoint | 19°F (-7°C) |
| Visibility | 10.00 mi |
| Wind Chill | 30°F (-1°C) |
| Last update | 14 Jan 12:56 pm CST |
Extended Forecast for
Mount Vernon IL
This Afternoon

High: 42 °F
Sunny and
BreezyTonight

Low: 18 °F
Mostly Clear
Thursday

High: 32 °F
Sunny
Thursday Night

Low: 25 °F
Chance Snow
ShowersFriday

High: 44 °F
Partly Sunny
Friday Night

Low: 22 °F
Mostly Cloudy
Saturday

High: 26 °F
Partly Sunny
Saturday Night

Low: 9 °F
Partly Cloudy
Sunday

High: 23 °F
Mostly Sunny
Detailed Forecast
This Afternoon
Mostly cloudy early, then becoming sunny, with a high near 42. Breezy, with a north northwest wind 17 to 21 mph, with gusts as high as 29 mph.
Tonight
Mostly clear, with a low around 18. Northwest wind 7 to 16 mph, with gusts as high as 25 mph.
Thursday
Sunny, with a high near 32. Northwest wind 5 to 7 mph becoming light and variable in the afternoon.
Thursday Night
A 40 percent chance of snow showers, mainly after midnight. Increasing clouds, with a low around 25. Light south southwest wind increasing to 6 to 11 mph in the evening. Winds could gust as high as 22 mph.
Friday
Partly sunny, with a high near 44. West wind 9 to 15 mph, with gusts as high as 21 mph.
Friday Night
Mostly cloudy, with a low around 22. West wind 8 to 10 mph, with gusts as high as 20 mph.
Saturday
Partly sunny, with a high near 26. West northwest wind 9 to 14 mph, with gusts as high as 22 mph.
Saturday Night
Partly cloudy, with a low around 9. Northwest wind 6 to 8 mph.
Sunday
Mostly sunny, with a high near 23. West wind 6 to 10 mph.
Sunday Night
Partly cloudy, with a low around 14. Southwest wind 6 to 10 mph, with gusts as high as 20 mph.
M.L.King Day
Mostly sunny, with a high near 27. West northwest wind 9 to 14 mph, with gusts as high as 21 mph.
Monday Night
Mostly clear, with a low around 9. Northwest wind 3 to 7 mph.
Tuesday
Sunny, with a high near 31. Light west wind becoming west southwest 5 to 9 mph in the morning.
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ABOUT THIS FORECAST
Point Forecast:
Mount Vernon IL
38.31°N 88.91°W
38.31°N 88.91°W
11:42 am CST Jan 14, 2026
1pm CST Jan 14, 2026-6pm CST Jan 20, 2026


