Current conditions at

Mount Vernon Airport (KMVN)

Lat: 38.33°NLon: 88.85°WElev: 466ft.

Fair

32°F

0°C

Humidity 92%
Wind Speed Calm
Barometer 30.40 in (1030.0 mb)
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Last update 23 Mar 11:56 pm CDT
Extended Forecast for

2 Miles W Nason IL

  • Overnight

    Overnight: Mostly cloudy, with a low around 36. East northeast wind around 6 mph.

    Low: 36 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Increasing clouds, with a high near 62. East southeast wind around 6 mph.

    High: 62 °F

    Increasing
    Clouds

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 45. East wind around 5 mph becoming calm  in the evening.

    Low: 45 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 73. Calm wind becoming south southwest 5 to 9 mph in the morning.

    High: 73 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 61. South wind 6 to 10 mph, with gusts as high as 20 mph.

    Low: 61 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 85. South southwest wind 10 to 15 mph, with gusts as high as 23 mph.

    High: 85 °F

    Sunny

  • Thursday Night

    Thursday Night: A chance of showers before 10pm, then a chance of showers and thunderstorms between 10pm and 1am, then showers likely and possibly a thunderstorm after 1am.  Mostly cloudy, with a low around 44. South southwest wind around 14 mph becoming north after midnight. Winds could gust as high as 24 mph.  Chance of precipitation is 60%.

    Low: 44 °F

    Chance
    Showers then
    Showers
    Likely

  • Friday

    Friday: Showers likely, mainly before 1pm.  Mostly cloudy, with a high near 54. North wind around 15 mph, with gusts as high as 24 mph.

    High: 54 °F

    Showers
    Likely

  • Friday Night

    Friday Night: Mostly clear, with a low around 31. North wind 6 to 10 mph, with gusts as high as 18 mph.

    Low: 31 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly cloudy, with a low around 36. East northeast wind around 6 mph.
Tuesday
Increasing clouds, with a high near 62. East southeast wind around 6 mph.
Tuesday Night
Mostly cloudy, with a low around 45. East wind around 5 mph becoming calm in the evening.
Wednesday
Mostly sunny, with a high near 73. Calm wind becoming south southwest 5 to 9 mph in the morning.
Wednesday Night
Partly cloudy, with a low around 61. South wind 6 to 10 mph, with gusts as high as 20 mph.
Thursday
Sunny, with a high near 85. South southwest wind 10 to 15 mph, with gusts as high as 23 mph.
Thursday Night
A chance of showers before 10pm, then a chance of showers and thunderstorms between 10pm and 1am, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 44. South southwest wind around 14 mph becoming north after midnight. Winds could gust as high as 24 mph. Chance of precipitation is 60%.
Friday
Showers likely, mainly before 1pm. Mostly cloudy, with a high near 54. North wind around 15 mph, with gusts as high as 24 mph.
Friday Night
Mostly clear, with a low around 31. North wind 6 to 10 mph, with gusts as high as 18 mph.
Saturday
Sunny, with a high near 56. Northeast wind around 6 mph.
Saturday Night
Partly cloudy, with a low around 37. Light east wind.
Sunday
Mostly sunny, with a high near 65. South wind 5 to 8 mph.
Sunday Night
Mostly cloudy, with a low around 49. South wind 5 to 7 mph.
Monday
Mostly sunny, with a high near 75. South southwest wind 8 to 11 mph, with gusts as high as 18 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles W Nason IL
 38.18°N 89.01°W
10:11 pm CDT Mar 23, 2026
12am CDT Mar 24, 2026-6pm CDT Mar 30, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database