National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Mount Vernon Airport (KMVN)

Lat: 38.33°NLon: 88.85°WElev: 466ft.

A Few Clouds

55°F

13°C

Humidity 96%
Wind Speed NE 3 mph
Barometer 30.01 in (1016.4 mb)
Dewpoint 54°F (12°C)
Visibility 9.00 mi
Last update 11 Oct 8:56 pm CDT
Extended Forecast for

2 Miles E Mount Vernon IL

  • Tonight

    Tonight: Patchy fog after 1am. Otherwise, mostly clear, with a low around 47. Calm wind.

    Low: 47 °F

    Mostly Clear
    then Patchy
    Fog

  • Sunday

    Sunday: Sunny, with a high near 79. Calm wind becoming southeast around 6 mph in the morning.

    High: 79 °F

    Sunny

  • Sunday Night

    Sunday Night: Patchy fog after midnight. Otherwise, mostly clear, with a low around 46. East southeast wind around 5 mph becoming calm in the evening.

    Low: 46 °F

    Clear then
    Patchy Fog

  • Columbus Day

    Columbus Day: Patchy fog before 9am. Otherwise, sunny, with a high near 81. Calm wind becoming southeast around 5 mph in the afternoon.

    High: 81 °F

    Patchy Fog
    then Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 53. Calm wind.

    Low: 53 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 81. Calm wind becoming east northeast around 6 mph in the afternoon.

    High: 81 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 52. Calm wind.

    Low: 52 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 77. Calm wind becoming northeast 5 to 7 mph in the morning.

    High: 77 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 49. Light east northeast wind.

    Low: 49 °F

    Mostly Clear

Detailed Forecast

Tonight
Patchy fog after 1am. Otherwise, mostly clear, with a low around 47. Calm wind.
Sunday
Sunny, with a high near 79. Calm wind becoming southeast around 6 mph in the morning.
Sunday Night
Patchy fog after midnight. Otherwise, mostly clear, with a low around 46. East southeast wind around 5 mph becoming calm in the evening.
Columbus Day
Patchy fog before 9am. Otherwise, sunny, with a high near 81. Calm wind becoming southeast around 5 mph in the afternoon.
Monday Night
Partly cloudy, with a low around 53. Calm wind.
Tuesday
Mostly sunny, with a high near 81. Calm wind becoming east northeast around 6 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 52. Calm wind.
Wednesday
Mostly sunny, with a high near 77. Calm wind becoming northeast 5 to 7 mph in the morning.
Wednesday Night
Mostly clear, with a low around 49. Light east northeast wind.
Thursday
Sunny, with a high near 77. East southeast wind 3 to 8 mph.
Thursday Night
Mostly clear, with a low around 50. East southeast wind 3 to 6 mph.
Friday
Mostly sunny, with a high near 81. South southeast wind 6 to 13 mph, with gusts as high as 18 mph.
Friday Night
A slight chance of showers. Mostly clear, with a low around 56. South southeast wind 6 to 9 mph.
Saturday
A chance of showers and thunderstorms. Mostly sunny, with a high near 80. South southwest wind 8 to 14 mph, with gusts as high as 20 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles E Mount Vernon IL
 38.31°N 88.86°W
Last Update:
6:17 pm CDT Oct 11, 2025
Forecast Valid:
9pm CDT Oct 11, 2025-6pm CDT Oct 18, 2025
 
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Additional Resources

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