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.

Fair

71°F

22°C

Humidity 57%
Wind Speed Calm
Barometer 29.88 in (1011.9 mb)
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 12 May 7:56 pm CDT
Extended Forecast for

Mount Vernon IL

  • Tonight

    Tonight: Increasing clouds, with a low around 60. South wind 3 to 7 mph.

    Low: 60 °F

    Increasing
    Clouds

  • Monday

    Monday: A chance of showers, then showers and possibly a thunderstorm after 1pm. High near 74. South wind 5 to 13 mph. Chance of precipitation is 80%.

    High: 74 °F

    Chance
    Showers then
    Showers

  • Monday Night

    Monday Night: Showers and possibly a thunderstorm. Low around 62. South wind 8 to 11 mph. Chance of precipitation is 90%.

    Low: 62 °F

    Showers

  • Tuesday

    Tuesday: Showers and possibly a thunderstorm. High near 74. South southeast wind 7 to 9 mph becoming west in the afternoon. Chance of precipitation is 100%.

    High: 74 °F

    Showers
    Likely then
    Showers

  • Tuesday Night

    Tuesday Night: A 40 percent chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 57. North wind 9 to 11 mph.

    Low: 57 °F

    Chance
    T-storms then
    Chance
    Showers

  • Wednesday

    Wednesday: Partly sunny, with a high near 74. North wind 10 to 14 mph, with gusts as high as 21 mph.

    High: 74 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 54. North northeast wind 5 to 9 mph.

    Low: 54 °F

    Partly Cloudy

  • Thursday

    Thursday: A chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 79. East wind 5 to 9 mph becoming south southwest in the afternoon.

    High: 79 °F

    Mostly Sunny
    then Chance
    Showers

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 61. South southeast wind around 9 mph.

    Low: 61 °F

    Chance
    T-storms

Detailed Forecast

Tonight
Increasing clouds, with a low around 60. South wind 3 to 7 mph.
Monday
A chance of showers, then showers and possibly a thunderstorm after 1pm. High near 74. South wind 5 to 13 mph. Chance of precipitation is 80%.
Monday Night
Showers and possibly a thunderstorm. Low around 62. South wind 8 to 11 mph. Chance of precipitation is 90%.
Tuesday
Showers and possibly a thunderstorm. High near 74. South southeast wind 7 to 9 mph becoming west in the afternoon. Chance of precipitation is 100%.
Tuesday Night
A 40 percent chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 57. North wind 9 to 11 mph.
Wednesday
Partly sunny, with a high near 74. North wind 10 to 14 mph, with gusts as high as 21 mph.
Wednesday Night
Partly cloudy, with a low around 54. North northeast wind 5 to 9 mph.
Thursday
A chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 79. East wind 5 to 9 mph becoming south southwest in the afternoon.
Thursday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 61. South southeast wind around 9 mph.
Friday
A chance of showers and thunderstorms. Partly sunny, with a high near 78. South southeast wind 9 to 13 mph, with gusts as high as 20 mph.
Friday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 60. West wind 9 to 13 mph, with gusts as high as 20 mph.
Saturday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 82. West wind 9 to 13 mph, with gusts as high as 20 mph.
Saturday Night
A chance of showers and thunderstorms. Mostly clear, with a low around 62. West southwest wind around 9 mph.
Sunday
A chance of showers and thunderstorms. Mostly sunny, with a high near 85. South southwest wind 8 to 11 mph, with gusts as high as 18 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
Mount Vernon IL
 38.31°N 88.91°W
Last Update:
7:52 pm CDT May 12, 2024
Forecast Valid:
8pm CDT May 12, 2024-6pm CDT May 19, 2024
 
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Additional Resources

Radar & Satellite Image

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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