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Hazardous Weather Conditions

Current conditions at

Mount Vernon Airport (KMVN)

Lat: 38.33°NLon: 88.85°WElev: 466ft.

Fair

74°F

23°C

Humidity 79%
Wind Speed Calm
Barometer 29.86 in (1011.2 mb)
Dewpoint 67°F (19°C)
Visibility 10.00 mi
Last update 2 Aug 8:56 pm CDT
Extended Forecast for

2 Miles W Mount Vernon IL

  • Tonight

    Tonight: Patchy fog after 4am. Otherwise, mostly clear, with a low around 63. Light north wind.

    Low: 63 °F

    Mostly Clear
    then Patchy
    Fog

  • Monday

    Monday: Patchy fog before 7am. Otherwise, sunny, with a high near 85. Light north northeast wind.

    High: 85 °F

    Patchy Fog
    then Sunny

  • Monday Night

    Monday Night: Clear, with a low around 63. Calm wind.

    Low: 63 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 87. Calm wind.

    High: 87 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 64. Calm wind.

    Low: 64 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 88. Calm wind.

    High: 88 °F

    Sunny

  • Wednesday Night

    Wednesday Night: A 20 percent chance of showers and thunderstorms after 1am. Mostly clear, with a low around 68. Calm wind.

    Low: 68 °F

    Mostly Clear
    then Slight
    Chance
    T-storms

  • Thursday

    Thursday: A chance of showers and thunderstorms, mainly before 1pm. Mostly sunny, with a high near 88. Light south southwest wind.

    High: 88 °F

    Chance
    T-storms

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms. Partly cloudy, with a low around 69. Calm wind.

    Low: 69 °F

    Chance
    T-storms

Detailed Forecast

Tonight
Patchy fog after 4am. Otherwise, mostly clear, with a low around 63. Light north wind.
Monday
Patchy fog before 7am. Otherwise, sunny, with a high near 85. Light north northeast wind.
Monday Night
Clear, with a low around 63. Calm wind.
Tuesday
Sunny, with a high near 87. Calm wind.
Tuesday Night
Mostly clear, with a low around 64. Calm wind.
Wednesday
Sunny, with a high near 88. Calm wind.
Wednesday Night
A 20 percent chance of showers and thunderstorms after 1am. Mostly clear, with a low around 68. Calm wind.
Thursday
A chance of showers and thunderstorms, mainly before 1pm. Mostly sunny, with a high near 88. Light south southwest wind.
Thursday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 69. Calm wind.
Friday
A chance of showers and thunderstorms. Partly sunny, with a high near 87. Light south southwest wind.
Friday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 69. Calm wind.
Saturday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 89. Light southwest wind.
Saturday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 70. Calm wind.
Sunday
Mostly sunny, with a high near 91. Calm wind becoming south southwest around 6 mph in the morning.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles W Mount Vernon IL
 38.31°N 88.94°W
Last Update:
8:05 pm CDT Aug 2, 2026
Forecast Valid:
9pm CDT Aug 2, 2026-6pm CDT Aug 9, 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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation