Hazardous Weather Conditions
Current conditions at
Mount Vernon Airport (KMVN)
Lat: 38.33°NLon: 88.85°WElev: 466ft.82°F
28°C
| Humidity | 53% |
| Wind Speed | S 9 mph |
| Barometer | 29.72 in (1006.4 mb) |
| Dewpoint | 63°F (17°C) |
| Visibility | 10.00 mi |
| Heat Index | 83°F (28°C) |
| Last update | 22 Mar 11:56 am CDT |
Extended Forecast for
5 Miles SW Mount Vernon IL
This Afternoon
High: 87 °F
Slight Chance
T-stormsTonight
Low: 35 °F
Chance
T-storms then
Mostly ClearMonday
High: 56 °F
Mostly Sunny
Monday Night
Low: 38 °F
Mostly Cloudy
Tuesday
High: 64 °F
Mostly Sunny
Tuesday Night
Low: 45 °F
Mostly Cloudy
Wednesday
High: 73 °F
Partly Sunny
Wednesday Night
Low: 59 °F
Slight Chance
T-storms then
Chance
ShowersThursday
High: 84 °F
Sunny then
Slight Chance
Showers
Detailed Forecast
This Afternoon
A 10 percent chance of showers and thunderstorms after 5pm. Sunny, with a high near 87. South southwest wind 7 to 14 mph, with gusts as high as 20 mph.
Tonight
A 40 percent chance of showers and thunderstorms before 10pm. Mostly cloudy during the early evening, then gradual clearing, with a low around 35. North wind 14 to 18 mph, with gusts as high as 29 mph.
Monday
Mostly sunny, with a high near 56. North northeast wind around 10 mph, with gusts as high as 18 mph.
Monday Night
Mostly cloudy, with a low around 38. Northeast wind around 6 mph.
Tuesday
Mostly sunny, with a high near 64. East southeast wind around 6 mph.
Tuesday Night
Mostly cloudy, with a low around 45. Light east southeast wind.
Wednesday
Partly sunny, with a high near 73. South southwest wind 5 to 9 mph.
Wednesday Night
A chance of showers and thunderstorms, mainly after 1am. Partly cloudy, with a low around 59. South wind 6 to 9 mph, with gusts as high as 18 mph.
Thursday
A slight chance of showers after 1pm. Sunny, with a high near 84. Southwest wind 9 to 14 mph, with gusts as high as 21 mph.
Thursday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 43. Southwest wind 10 to 13 mph becoming north northeast after midnight. Winds could gust as high as 21 mph.
Friday
A chance of showers. Mostly cloudy, with a high near 52. North northeast wind 11 to 13 mph, with gusts as high as 21 mph.
Friday Night
A slight chance of showers. Partly cloudy, with a low around 32. North northeast wind 6 to 9 mph.
Saturday
Mostly sunny, with a high near 57. East northeast wind 6 to 8 mph.
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
5 Miles SW Mount Vernon IL
38.27°N 88.97°W
38.27°N 88.97°W
11:36 am CDT Mar 22, 2026
12pm CDT Mar 22, 2026-6pm CDT Mar 28, 2026
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