Hazardous Weather Conditions
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
2 Miles W Nason IL
Overnight

Low: 3 °F
Mostly Clear
Sunday

High: 29 °F
Increasing
CloudsSunday Night
Low: 19 °F
Chance Snow
then Mostly
CloudyMonday

High: 38 °F
Mostly Sunny
Monday Night

Low: 25 °F
Mostly Cloudy
Tuesday
High: 34 °F
Slight Chance
Rain/Snow
then Chance
Snow ShowersTuesday Night

Low: 17 °F
Mostly Cloudy
Wednesday

High: 28 °F
Partly Sunny
Wednesday Night

Low: 9 °F
Partly Cloudy
Detailed Forecast
Overnight
Mostly clear, with a low around 3. West northwest wind 3 to 5 mph.
Sunday
Increasing clouds, with a high near 29. Wind chill values as low as -3. Calm wind becoming south 5 to 9 mph in the morning.
Sunday Night
A 50 percent chance of snow, mainly before 8pm. Mostly cloudy, with a low around 19. South southwest wind 3 to 7 mph.
Monday
Mostly sunny, with a high near 38. West southwest wind 3 to 6 mph.
Monday Night
Mostly cloudy, with a low around 25. Calm wind.
Tuesday
A slight chance of rain and snow showers before noon, then a chance of snow showers. Cloudy, with a high near 34. Calm wind becoming north northeast 5 to 7 mph in the morning. Chance of precipitation is 40%.
Tuesday Night
Mostly cloudy, with a low around 17. North wind around 6 mph.
Wednesday
Partly sunny, with a high near 28. North wind 5 to 7 mph.
Wednesday Night
Partly cloudy, with a low around 9. Light and variable wind.
Thursday
Mostly sunny, with a high near 33. Calm wind becoming southwest 5 to 7 mph in the afternoon.
Thursday Night
Partly cloudy, with a low around 24. South southwest wind 6 to 9 mph.
Friday
Mostly sunny, with a high near 42. West southwest wind 7 to 10 mph becoming northwest in the afternoon.
Friday Night
Partly cloudy, with a low around 22. North northwest wind around 6 mph.
Saturday
Mostly sunny, with a high near 34. North wind around 6 mph becoming east in the afternoon.
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ABOUT THIS FORECAST
Point Forecast:
2 Miles W Nason IL
38.18°N 89.01°W
38.18°N 89.01°W
8:41 pm CST Jan 31, 2026
12am CST Feb 1, 2026-6pm CST Feb 7, 2026



