Hazardous Weather Conditions
Current conditions at
Mount Vernon Airport (KMVN)
Lat: 38.33°NLon: 88.85°WElev: 466ft.
Fair
62°F
17°C
| Humidity | 96% |
| Wind Speed | Calm |
| Barometer | 29.82 in (1009.8 mb) |
| Dewpoint | 61°F (16°C) |
| Visibility | 10.00 mi |
| Last update | 31 May 10:56 pm CDT |
Extended Forecast for
Mount Vernon IL
Tonight
Low: 56 °F
Partly Cloudy
Sunday
High: 81 °F
Mostly Sunny
Sunday Night
Low: 58 °F
Partly Cloudy
Monday
High: 85 °F
Sunny
Monday Night
Low: 65 °F
Mostly Clear
Tuesday
High: 89 °F
Sunny
Tuesday Night
Low: 72 °F
Partly Cloudy
then Slight
Chance
T-stormsWednesday
High: 86 °F
Chance
Showers then
Chance
T-stormsWednesday Night
Low: 69 °F
Chance
T-storms then
Showers
Likely
Detailed Forecast
Tonight
Partly cloudy, with a low around 56. Calm wind becoming east northeast around 5 mph after midnight.
Sunday
Mostly sunny, with a high near 81. East wind 3 to 6 mph.
Sunday Night
Partly cloudy, with a low around 58. Light and variable wind.
Monday
Sunny, with a high near 85. Calm wind becoming south southeast 5 to 7 mph in the morning.
Monday Night
Mostly clear, with a low around 65. South southeast wind around 6 mph.
Tuesday
Sunny, with a high near 89. South wind 6 to 14 mph, with gusts as high as 21 mph.
Tuesday Night
A 20 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 72. South wind 8 to 10 mph, with gusts as high as 18 mph.
Wednesday
A chance of showers and thunderstorms. Mostly cloudy, with a high near 86. South southwest wind 10 to 14 mph, with gusts as high as 22 mph.
Wednesday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 69. South wind 3 to 6 mph.
Thursday
Showers likely, then showers and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 81. South wind 6 to 9 mph.
Thursday Night
Showers and thunderstorms likely. Mostly cloudy, with a low around 65. West southwest wind 3 to 6 mph.
Friday
A chance of showers and thunderstorms. Mostly cloudy, with a high near 82. West wind 5 to 7 mph.
Friday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 64. Light and variable wind.
Saturday
A chance of showers and thunderstorms. Partly sunny, with a high near 81. South southwest wind 3 to 6 mph.
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
Mount Vernon IL
38.31°N 88.91°W
38.31°N 88.91°W
11:02 pm CDT May 31, 2025
11pm CDT May 31, 2025-6pm CDT Jun 7, 2025
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