Hazardous Weather Conditions
Current conditions at
Mount Vernon Airport (KMVN)
Lat: 38.33°NLon: 88.85°WElev: 466ft.
Partly Cloudy
68°F
20°C
| Humidity | 65% |
| Wind Speed | Vrbl 3 mph |
| Barometer | 30.26 in (1024.8 mb) |
| Dewpoint | 56°F (13°C) |
| Visibility | 10.00 mi |
| Last update | 10 Apr 4:56 pm CDT |
Extended Forecast for
Mount Vernon IL
This Afternoon

High: 72 °F
Chance
T-stormsTonight
Low: 52 °F
Slight Chance
T-storms then
Slight Chance
ShowersSaturday

High: 74 °F
Chance
ShowersSaturday Night

Low: 59 °F
Partly Cloudy
Sunday

High: 83 °F
Mostly Sunny
Sunday Night
Low: 67 °F
Mostly Cloudy
then Showers
LikelyMonday

High: 82 °F
Chance
T-stormsMonday Night

Low: 67 °F
Slight Chance
T-stormsTuesday
High: 85 °F
Slight Chance
Showers then
Slight Chance
T-storms
Detailed Forecast
This Afternoon
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a steady temperature around 72. North northwest wind around 8 mph.
Tonight
A slight chance of showers and thunderstorms before 3am, then a slight chance of showers after 4am. Mostly cloudy, with a low around 52. East northeast wind around 6 mph. Chance of precipitation is 20%.
Saturday
A chance of showers, with thunderstorms also possible after 4pm. Partly sunny, with a high near 74. East northeast wind around 7 mph. Chance of precipitation is 30%.
Saturday Night
Partly cloudy, with a low around 59. East southeast wind around 6 mph.
Sunday
Mostly sunny, with a high near 83. South southwest wind 7 to 17 mph, with gusts as high as 28 mph.
Sunday Night
Showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 67. South southwest wind around 14 mph, with gusts as high as 25 mph. Chance of precipitation is 60%.
Monday
A 50 percent chance of showers and thunderstorms, mainly before 1pm. Partly sunny, with a high near 82. South southwest wind 14 to 16 mph, with gusts as high as 25 mph.
Monday Night
A slight chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 67. South southwest wind 10 to 14 mph, with gusts as high as 22 mph.
Tuesday
A slight chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 85. South southwest wind 10 to 17 mph, with gusts as high as 25 mph.
Tuesday Night
A chance of showers and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 69. South southwest wind 11 to 14 mph, with gusts as high as 22 mph.
Wednesday
A chance of showers and thunderstorms. Mostly cloudy, with a high near 84. Southwest wind 10 to 14 mph, with gusts as high as 21 mph.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 63. South southwest wind 7 to 9 mph.
Thursday
A chance of showers and thunderstorms. Partly sunny, with a high near 80. South southwest wind 7 to 11 mph, with gusts as high as 18 mph.
Thursday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 62. South wind around 7 mph.
Friday
A chance of showers and thunderstorms. Partly sunny, with a high near 84. South southwest wind 6 to 11 mph, with gusts as high as 18 mph.
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ABOUT THIS FORECAST
Point Forecast:
Mount Vernon IL
38.31°N 88.91°W
38.31°N 88.91°W
1:51 pm CDT Apr 10, 2026
5pm CDT Apr 10, 2026-6pm CDT Apr 17, 2026



