Hazardous Weather Conditions

Current conditions at

Mount Vernon Airport (KMVN)

Lat: 38.33°NLon: 88.85°WElev: 466ft.

Overcast

70°F

21°C

Humidity 84%
Wind Speed S 3 mph
Barometer 30.15 in (1021.1 mb)
Dewpoint 65°F (18°C)
Visibility 10.00 mi
Last update 6 Oct 8:56 am CDT
Extended Forecast for

Mount Vernon IL

  • Today

    Today: A 50 percent chance of showers and thunderstorms, mainly after 2pm.  Partly sunny, with a high near 79. West wind 5 to 10 mph becoming south southeast in the afternoon.

    High: 79 °F

    Partly Sunny
    then Chance
    Showers

  • Tonight

    Tonight: A 50 percent chance of showers and thunderstorms, mainly before 9pm.  Cloudy, with a low around 67. South southeast wind around 6 mph becoming calm  after midnight.

    Low: 67 °F

    Chance
    Showers then
    Slight Chance
    T-storms

  • Tuesday

    Tuesday: A 50 percent chance of showers and thunderstorms.  Mostly cloudy, with a high near 79. Light west wind becoming north northwest 5 to 10 mph in the morning.

    High: 79 °F

    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 53. North northeast wind 7 to 10 mph.

    Low: 53 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 74. Northeast wind 9 to 13 mph.

    High: 74 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 46. Northeast wind 5 to 7 mph.

    Low: 46 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 72. East northeast wind 6 to 8 mph.

    High: 72 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 42. Light east wind.

    Low: 42 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 76. Light southeast wind.

    High: 76 °F

    Sunny

Detailed Forecast

Today
A 50 percent chance of showers and thunderstorms, mainly after 2pm. Partly sunny, with a high near 79. West wind 5 to 10 mph becoming south southeast in the afternoon.
Tonight
A 50 percent chance of showers and thunderstorms, mainly before 9pm. Cloudy, with a low around 67. South southeast wind around 6 mph becoming calm after midnight.
Tuesday
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 79. Light west wind becoming north northwest 5 to 10 mph in the morning.
Tuesday Night
Mostly cloudy, with a low around 53. North northeast wind 7 to 10 mph.
Wednesday
Sunny, with a high near 74. Northeast wind 9 to 13 mph.
Wednesday Night
Clear, with a low around 46. Northeast wind 5 to 7 mph.
Thursday
Sunny, with a high near 72. East northeast wind 6 to 8 mph.
Thursday Night
Mostly clear, with a low around 42. Light east wind.
Friday
Sunny, with a high near 76. Light southeast wind.
Friday Night
Mostly clear, with a low around 50. Calm wind.
Saturday
Sunny, with a high near 79. Calm wind becoming southeast around 6 mph in the afternoon.
Saturday Night
Mostly clear, with a low around 50. Light southeast wind.
Sunday
Sunny, with a high near 81. South southeast wind 3 to 8 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
Mount Vernon IL
 38.31°N 88.91°W
8:16 am CDT Oct 6, 2025
9am CDT Oct 6, 2025-6pm CDT Oct 12, 2025
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

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