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

N/A

Humidity NA
Wind Speed Calm
Barometer 30.04 in
Dewpoint N/A
Visibility 10.00 mi
Last update 16 Nov 8:56 pm CST
Extended Forecast for

5 Miles NW McLeansboro IL

  • Tonight

    Tonight: Clear, with a low around 32. Light and variable wind.

    Low: 32 °F

    Clear

  • Monday

    Monday: Increasing clouds, with a high near 59. Calm wind becoming southeast 5 to 9 mph in the morning.

    High: 59 °F

    Increasing
    Clouds

  • Monday Night

    Monday Night: A chance of showers before 9pm, then a chance of showers and thunderstorms between 9pm and midnight, then showers and possibly a thunderstorm after midnight. Low around 46. Southeast wind 6 to 8 mph. Chance of precipitation is 80%.

    Low: 46 °F

    Chance
    Showers then
    Showers

  • Tuesday

    Tuesday: Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 71. Southeast wind 7 to 10 mph becoming southwest in the afternoon. Chance of precipitation is 70%.

    High: 71 °F

    Showers
    Likely then
    Chance
    Showers

  • Tuesday Night

    Tuesday Night: A 40 percent chance of showers before midnight. Mostly cloudy, with a low around 50. South southwest wind around 6 mph becoming light and variable in the evening.

    Low: 50 °F

    Chance
    Showers then
    Mostly Cloudy

  • Wednesday

    Wednesday: A 20 percent chance of showers after noon. Mostly cloudy, with a high near 67. Light and variable wind becoming north northwest around 5 mph.

    High: 67 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Wednesday Night

    Wednesday Night: A 50 percent chance of showers. Mostly cloudy, with a low around 52. Light and variable wind.

    Low: 52 °F

    Chance
    Showers

  • Thursday

    Thursday: Showers and possibly a thunderstorm. Cloudy, with a high near 68. South wind 5 to 10 mph.

    High: 68 °F

    Showers

  • Thursday Night

    Thursday Night: Showers. Mostly cloudy, with a low around 56. South wind 7 to 10 mph.

    Low: 56 °F

    Showers

Detailed Forecast

Tonight
Clear, with a low around 32. Light and variable wind.
Monday
Increasing clouds, with a high near 59. Calm wind becoming southeast 5 to 9 mph in the morning.
Monday Night
A chance of showers before 9pm, then a chance of showers and thunderstorms between 9pm and midnight, then showers and possibly a thunderstorm after midnight. Low around 46. Southeast wind 6 to 8 mph. Chance of precipitation is 80%.
Tuesday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 71. Southeast wind 7 to 10 mph becoming southwest in the afternoon. Chance of precipitation is 70%.
Tuesday Night
A 40 percent chance of showers before midnight. Mostly cloudy, with a low around 50. South southwest wind around 6 mph becoming light and variable in the evening.
Wednesday
A 20 percent chance of showers after noon. Mostly cloudy, with a high near 67. Light and variable wind becoming north northwest around 5 mph.
Wednesday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 52. Light and variable wind.
Thursday
Showers and possibly a thunderstorm. Cloudy, with a high near 68. South wind 5 to 10 mph.
Thursday Night
Showers. Mostly cloudy, with a low around 56. South wind 7 to 10 mph.
Friday
Showers likely, mainly before noon. Partly sunny, with a high near 68. South southwest wind 8 to 13 mph, with gusts as high as 20 mph.
Friday Night
A chance of showers. Partly cloudy, with a low around 45. South southwest wind 5 to 7 mph becoming west after midnight.
Saturday
A slight chance of showers. Partly sunny, with a high near 58. West wind 3 to 8 mph.
Saturday Night
Mostly cloudy, with a low around 39. Light west northwest wind.
Sunday
A slight chance of showers. Mostly sunny, with a high near 59. West wind 3 to 7 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles NW McLeansboro IL
 38.15°N 88.61°W
Last Update:
7:21 pm CST Nov 16, 2025
Forecast Valid:
9pm CST Nov 16, 2025-6pm CST Nov 23, 2025
 
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