Current conditions at

Mount Vernon Airport (KMVN)

Lat: 38.33°NLon: 88.85°WElev: 466ft.

Fair and Breezy

37°F

3°C

Humidity 44%
Wind Speed S 21 G 25 mph
Barometer 29.91 in (1013.9 mb)
Dewpoint 17°F (-8°C)
Visibility 10.00 mi
Wind Chill26°F (-3°C)
Last update 24 Feb 11:56 am CST
Extended Forecast for

Waltonville IL

  • This Afternoon

    This Afternoon: Mostly cloudy, with a high near 47. Breezy, with a south southwest wind 20 to 23 mph, with gusts as high as 37 mph.

    High: 47 °F

    Mostly Cloudy
    and Breezy

  • Tonight

    Tonight: Mostly cloudy, with a low around 36. Breezy, with a south southwest wind 15 to 20 mph becoming light and variable  after midnight. Winds could gust as high as 33 mph.

    Low: 36 °F

    Mostly Cloudy
    and Breezy
    then Mostly
    Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 53. Calm wind becoming north around 5 mph.

    High: 53 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: A 40 percent chance of showers after midnight.  Mostly cloudy, with a low around 36. Calm wind becoming east northeast around 6 mph in the evening.

    Low: 36 °F

    Mostly Cloudy
    then Chance
    Showers

  • Thursday

    Thursday: A 30 percent chance of showers before noon.  Partly sunny, with a high near 51. East northeast wind 5 to 8 mph.

    High: 51 °F

    Chance
    Showers then
    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 34. Light and variable wind.

    Low: 34 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 62. Light south southwest wind becoming southwest 5 to 10 mph in the morning.

    High: 62 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 40. Southwest wind 5 to 8 mph.

    Low: 40 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 67. South wind 5 to 9 mph.

    High: 67 °F

    Sunny

Detailed Forecast

This Afternoon
Mostly cloudy, with a high near 47. Breezy, with a south southwest wind 20 to 23 mph, with gusts as high as 37 mph.
Tonight
Mostly cloudy, with a low around 36. Breezy, with a south southwest wind 15 to 20 mph becoming light and variable after midnight. Winds could gust as high as 33 mph.
Wednesday
Mostly cloudy, with a high near 53. Calm wind becoming north around 5 mph.
Wednesday Night
A 40 percent chance of showers after midnight. Mostly cloudy, with a low around 36. Calm wind becoming east northeast around 6 mph in the evening.
Thursday
A 30 percent chance of showers before noon. Partly sunny, with a high near 51. East northeast wind 5 to 8 mph.
Thursday Night
Mostly clear, with a low around 34. Light and variable wind.
Friday
Sunny, with a high near 62. Light south southwest wind becoming southwest 5 to 10 mph in the morning.
Friday Night
Mostly clear, with a low around 40. Southwest wind 5 to 8 mph.
Saturday
Sunny, with a high near 67. South wind 5 to 9 mph.
Saturday Night
Partly cloudy, with a low around 34. South southeast wind 8 to 10 mph becoming north northeast after midnight. Winds could gust as high as 18 mph.
Sunday
A slight chance of showers. Partly sunny, with a high near 50. Northeast wind around 11 mph, with gusts as high as 18 mph.
Sunday Night
A chance of showers. Mostly cloudy, with a low around 34. East northeast wind around 9 mph, with gusts as high as 18 mph.
Monday
A slight chance of showers. Mostly cloudy, with a high near 53. East southeast wind around 10 mph, with gusts as high as 18 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
Waltonville IL
 38.23°N 89.03°W
12:26 pm CST Feb 24, 2026
12pm CST Feb 24, 2026-6pm CST Mar 2, 2026
 
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Additional Resources

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Hourly Weather Forecast

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