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Hazardous Weather Conditions

Current conditions at

Mount Vernon Airport (KMVN)

Lat: 38.33°NLon: 88.85°WElev: 466ft.

Fair

60°F

16°C

Humidity 84%
Wind Speed S 5 mph
Barometer 30.14 in (1020.8 mb)
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 12 Apr 6:56 am CDT
Extended Forecast for

3 Miles ENE Mount Vernon IL

  • Today

    Today: Mostly sunny, with a high near 82. Breezy, with a south southwest wind 7 to 12 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 30 mph.

    High: 82 °F

    Sunny then
    Mostly Sunny
    and Breezy

  • Tonight

    Tonight: A 40 percent chance of showers and thunderstorms, mainly after midnight. Mostly cloudy, with a low around 64. South wind around 15 mph, with gusts as high as 26 mph.

    Low: 64 °F

    Chance
    T-storms

  • Monday

    Monday: A 30 percent chance of showers and thunderstorms, mainly between 10am and 1pm. Mostly sunny, with a high near 82. South southwest wind 13 to 17 mph, with gusts as high as 25 mph.

    High: 82 °F

    Chance
    Showers

  • Monday Night

    Monday Night: Partly cloudy, with a low around 67. South southwest wind 11 to 14 mph, with gusts as high as 24 mph.

    Low: 67 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A 30 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 85. South southwest wind 10 to 16 mph, with gusts as high as 25 mph.

    High: 85 °F

    Partly Sunny
    then Chance
    Showers

  • Tuesday Night

    Tuesday Night: A 30 percent chance of showers and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 67. South southwest wind 10 to 14 mph, with gusts as high as 22 mph.

    Low: 67 °F

    Chance
    T-storms

  • Wednesday

    Wednesday: A chance of showers, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 82. South southwest wind 9 to 15 mph, with gusts as high as 22 mph. Chance of precipitation is 60%.

    High: 82 °F

    Showers
    Likely

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 64. South southwest wind 8 to 10 mph, with gusts as high as 18 mph.

    Low: 64 °F

    Chance
    T-storms then
    Showers
    Likely

  • Thursday

    Thursday: A chance of showers and thunderstorms. Mostly cloudy, with a high near 81. Southwest wind 8 to 10 mph.

    High: 81 °F

    Chance
    Showers then
    Chance
    T-storms

Detailed Forecast

Today
Mostly sunny, with a high near 82. Breezy, with a south southwest wind 7 to 12 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 30 mph.
Tonight
A 40 percent chance of showers and thunderstorms, mainly after midnight. Mostly cloudy, with a low around 64. South wind around 15 mph, with gusts as high as 26 mph.
Monday
A 30 percent chance of showers and thunderstorms, mainly between 10am and 1pm. Mostly sunny, with a high near 82. South southwest wind 13 to 17 mph, with gusts as high as 25 mph.
Monday Night
Partly cloudy, with a low around 67. South southwest wind 11 to 14 mph, with gusts as high as 24 mph.
Tuesday
A 30 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 85. South southwest wind 10 to 16 mph, with gusts as high as 25 mph.
Tuesday Night
A 30 percent chance of showers and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 67. South southwest wind 10 to 14 mph, with gusts as high as 22 mph.
Wednesday
A chance of showers, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 82. South southwest wind 9 to 15 mph, with gusts as high as 22 mph. Chance of precipitation is 60%.
Wednesday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 64. South southwest wind 8 to 10 mph, with gusts as high as 18 mph.
Thursday
A chance of showers and thunderstorms. Mostly cloudy, with a high near 81. Southwest wind 8 to 10 mph.
Thursday Night
A slight chance of showers and thunderstorms before 1am. Mostly clear, with a low around 60. South southwest wind 3 to 5 mph.
Friday
A chance of showers and thunderstorms. Mostly sunny, with a high near 86. South wind 5 to 11 mph, with gusts as high as 20 mph.
Friday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 63. South wind around 9 mph.
Saturday
A chance of showers and thunderstorms. Partly sunny, with a high near 79. South southwest wind 10 to 15 mph, with gusts as high as 21 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles ENE Mount Vernon IL
 38.33°N 88.86°W
Last Update:
4:36 am CDT Apr 12, 2026
Forecast Valid:
7am CDT Apr 12, 2026-6pm CDT Apr 18, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation