Current conditions at
Mount Vernon Airport (KMVN)
Lat: 38.33°NLon: 88.85°WElev: 466ft.
Partly Cloudy
86°F
30°C
| Humidity | 43% |
| Wind Speed | W 8 mph |
| Barometer | 30.01 in (1016.3 mb) |
| Dewpoint | 61°F (16°C) |
| Visibility | 10.00 mi |
| Heat Index | 86°F (30°C) |
| Last update | 27 Aug 2:56 pm CDT |
Extended Forecast for
Waltonville IL
This Afternoon
High: 89 °F
Sunny
Tonight
Low: 63 °F
Mostly Clear
Friday
High: 88 °F
Sunny
Friday Night
Low: 62 °F
Mostly Clear
Saturday
High: 90 °F
Sunny
Saturday Night
Low: 66 °F
Mostly Clear
Sunday
High: 95 °F
Sunny
Sunday Night
Low: 71 °F
Mostly Clear
Monday
High: 97 °F
Hot
Detailed Forecast
This Afternoon
Sunny, with a high near 89. North northwest wind around 7 mph.
Tonight
Mostly clear, with a low around 63. Light north wind.
Friday
Sunny, with a high near 88. Calm wind becoming north northeast around 5 mph in the afternoon.
Friday Night
Mostly clear, with a low around 62. Calm wind.
Saturday
Sunny, with a high near 90. Calm wind.
Saturday Night
Mostly clear, with a low around 66. Calm wind.
Sunday
Sunny, with a high near 95. Light south southeast wind becoming south southwest 5 to 10 mph in the morning.
Sunday Night
Mostly clear, with a low around 71. South wind 3 to 5 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 5 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. Light south southwest wind.
Wednesday
Sunny and hot, with a high near 98. Calm wind becoming southwest 5 to 7 mph in the morning.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast AreaABOUT THIS FORECAST
Point Forecast:
Waltonville IL
38.2°N 89.03°W
38.2°N 89.03°W
1:26 pm CDT Aug 27, 2026
3pm CDT Aug 27, 2026-6pm CDT Sep 2, 2026
Additional Resources
Radar & Satellite Image
Hourly Weather Forecast
