Hazardous Weather Conditions
Current conditions at
Mount Vernon Airport (KMVN)
Lat: 38.33°NLon: 88.85°WElev: 466ft.
Fair
59°F
15°C
| Humidity | 35% |
| Wind Speed | E 8 mph |
| Barometer | 30.49 in (1032.9 mb) |
| Dewpoint | 31°F (-1°C) |
| Visibility | 10.00 mi |
| Last update | 17 Oct 2:56 pm CDT |
Extended Forecast for
Waltonville IL
Frost Advisory October 18, 01:00am until October 18, 08:00am
This Afternoon
High: 62 °F
Sunny
Tonight
Low: 35 °F
Clear
Sunday
High: 68 °F
Areas Frost
then SunnySunday Night
Low: 39 °F
Clear
Monday
High: 73 °F
Sunny
Monday Night
Low: 41 °F
Mostly Clear
Tuesday
High: 75 °F
Sunny
Tuesday Night
Low: 42 °F
Mostly Clear
Wednesday
High: 77 °F
Sunny
Detailed Forecast
This Afternoon
Sunny, with a high near 62. North northeast wind around 7 mph.
Tonight
Clear, with a low around 35. Calm wind.
Sunday
Areas of frost before 8am. Otherwise, sunny, with a high near 68. Calm wind becoming south southeast around 6 mph in the morning.
Sunday Night
Clear, with a low around 39. Light and variable wind.
Monday
Sunny, with a high near 73. Calm wind.
Monday Night
Mostly clear, with a low around 41. Calm wind.
Tuesday
Sunny, with a high near 75. Calm wind.
Tuesday Night
Mostly clear, with a low around 42. Calm wind.
Wednesday
Sunny, with a high near 77. Calm wind.
Wednesday Night
Clear, with a low around 45. Calm wind.
Thursday
Sunny, with a high near 78. Calm wind.
Thursday Night
Clear, with a low around 48. Calm wind.
Friday
Sunny, with a high near 78. Calm wind becoming east southeast around 5 mph in the afternoon.
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
Waltonville IL
38.18°N 89.06°W
38.18°N 89.06°W
1:26 pm CDT Oct 17, 2026
3pm CDT Oct 17, 2026-6pm CDT Oct 23, 2026
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