Current conditions at
Mount Vernon Airport (KMVN)
Lat: 38.33°NLon: 88.85°WElev: 466ft.N/A
| Humidity | NA |
| Wind Speed | NA |
| Barometer | NA |
| Dewpoint | N/A |
| Visibility | NA |
| Last update | *** Not a current observation *** |
Extended Forecast for
9 Miles WSW Johnsonville IL
Tonight

Low: 14 °F
Mostly Cloudy
Thursday

High: 31 °F
Mostly Cloudy
Thursday Night

Low: 28 °F
Decreasing
CloudsFriday

High: 46 °F
Mostly Sunny
Friday Night

Low: 22 °F
Mostly Cloudy
Saturday

High: 33 °F
Mostly Sunny
Saturday Night

Low: 21 °F
Mostly Cloudy
Sunday

High: 48 °F
Partly Sunny
Sunday Night

Low: 29 °F
Mostly Clear
Detailed Forecast
Tonight
Mostly cloudy, with a low around 14. North wind around 5 mph becoming calm in the evening.
Thursday
Mostly cloudy, with a high near 31. Calm wind becoming south southwest 5 to 8 mph in the morning.
Thursday Night
Mostly cloudy, then gradually becoming mostly clear, with a steady temperature around 28. West southwest wind around 6 mph.
Friday
Mostly sunny, with a high near 46. West southwest wind 6 to 14 mph becoming north northwest in the afternoon. Winds could gust as high as 21 mph.
Friday Night
Mostly cloudy, with a low around 22. North northwest wind 6 to 8 mph.
Saturday
Mostly sunny, with a high near 33. North northeast wind around 6 mph becoming east southeast in the afternoon.
Saturday Night
Mostly cloudy, with a low around 21. Southeast wind 3 to 6 mph.
Sunday
Partly sunny, with a high near 48. South wind 3 to 7 mph.
Sunday Night
Mostly clear, with a low around 29. Calm wind.
Monday
Sunny, with a high near 52. Calm wind becoming south southwest around 5 mph.
Monday Night
Mostly clear, with a low around 37. South southwest wind 3 to 5 mph.
Tuesday
A slight chance of showers. Partly sunny, with a high near 58. South southwest wind 5 to 7 mph.
Tuesday Night
A slight chance of showers. Mostly cloudy, with a low around 40. Southwest wind around 6 mph becoming northwest after midnight.
Wednesday
A slight chance of showers. Mostly sunny, with a high near 55. Northwest wind 6 to 8 mph becoming south southeast in the afternoon.
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ABOUT THIS FORECAST
Point Forecast:
9 Miles WSW Johnsonville IL
38.48°N 88.68°W
38.48°N 88.68°W
6:26 pm CST Feb 4, 2026
9pm CST Feb 4, 2026-6pm CST Feb 11, 2026


