Hazardous Weather Conditions
Current conditions at
Mount Vernon Airport (KMVN)
Lat: 38.33°NLon: 88.85°WElev: 466ft.
Fair
64°F
18°C
| Humidity | 96% |
| Wind Speed | Calm |
| Barometer | 29.97 in (1014.9 mb) |
| Dewpoint | 63°F (17°C) |
| Visibility | 9.00 mi |
| Last update | 27 Aug 3:56 am CDT |
Extended Forecast for
Mount Vernon IL
Today
High: 89 °F
Sunny
Tonight
Low: 63 °F
Mostly Clear
Friday
High: 88 °F
Increasing
CloudsFriday Night
Low: 60 °F
Decreasing
CloudsSaturday
High: 90 °F
Sunny
Saturday Night
Low: 65 °F
Mostly Clear
Sunday
High: 95 °F
Sunny
Sunday Night
Low: 71 °F
Mostly Clear
Monday
High: 97 °F
Hot
Detailed Forecast
Today
Sunny, with a high near 89. Calm wind becoming north northwest 5 to 7 mph in the afternoon.
Tonight
Mostly clear, with a low around 63. Light north wind.
Friday
Increasing clouds, with a high near 88. Calm wind becoming north northeast around 5 mph in the afternoon.
Friday Night
Mostly cloudy, then gradually becoming clear, with a low around 60. Light northeast wind.
Saturday
Sunny, with a high near 90. Calm wind.
Saturday Night
Mostly clear, with a low around 65. Calm wind.
Sunday
Sunny, with a high near 95. Light south wind becoming south southwest 5 to 10 mph in the morning.
Sunday Night
Mostly clear, with a low around 71. South wind 3 to 7 mph.
Monday
Sunny and hot, with a high near 97. South southwest wind 5 to 11 mph.
Monday Night
Mostly clear, with a low around 74. South wind 3 to 6 mph.
Tuesday
Sunny and hot, with a high near 98. Southwest wind 3 to 8 mph.
Tuesday Night
Mostly clear, with a low around 75. South southwest wind around 5 mph becoming calm in the evening.
Wednesday
Sunny and hot, with a high near 98. Calm wind becoming southwest 5 to 7 mph in the morning.
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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
2:05 am CDT Aug 27, 2026
4am CDT Aug 27, 2026-6pm CDT Sep 2, 2026
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