Current conditions at

Mount Vernon Airport (KMVN)

Lat: 38.33°NLon: 88.85°WElev: 466ft.

Fair

16°F

-9°C

Humidity 92%
Wind Speed S 6 mph
Barometer 30.20 in (1023.9 mb)
Dewpoint 14°F (-10°C)
Visibility 10.00 mi
Wind Chill7°F (-14°C)
Last update 24 Feb 4:56 am CST
Extended Forecast for

Waltonville IL

  • Today

    Today: Partly sunny, with a high near 49. Breezy, with a south southwest wind 8 to 13 mph increasing to 17 to 22 mph in the afternoon. Winds could gust as high as 33 mph.

    High: 49 °F

    Partly Sunny
    and Breezy

  • Tonight

    Tonight: Mostly cloudy, with a low around 36. South southwest wind 13 to 18 mph becoming light and variable  after midnight. Winds could gust as high as 29 mph.

    Low: 36 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 54. Calm wind becoming northwest around 5 mph.

    High: 54 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Showers likely, mainly after midnight.  Mostly cloudy, with a low around 37. Calm wind becoming east northeast 5 to 7 mph in the evening.  Chance of precipitation is 60%.

    Low: 37 °F

    Slight Chance
    Showers then
    Showers
    Likely

  • Thursday

    Thursday: A 30 percent chance of showers before noon.  Partly sunny, with a high near 52. East northeast wind 6 to 9 mph becoming north in the afternoon.

    High: 52 °F

    Chance
    Showers then
    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 30. North wind around 5 mph becoming calm  in the evening.

    Low: 30 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 61. Calm wind becoming south southwest 5 to 9 mph in the morning.

    High: 61 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 40. South southwest wind around 7 mph.

    Low: 40 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 66. South southwest wind 6 to 10 mph.

    High: 66 °F

    Sunny

Detailed Forecast

Today
Partly sunny, with a high near 49. Breezy, with a south southwest wind 8 to 13 mph increasing to 17 to 22 mph in the afternoon. Winds could gust as high as 33 mph.
Tonight
Mostly cloudy, with a low around 36. South southwest wind 13 to 18 mph becoming light and variable after midnight. Winds could gust as high as 29 mph.
Wednesday
Partly sunny, with a high near 54. Calm wind becoming northwest around 5 mph.
Wednesday Night
Showers likely, mainly after midnight. Mostly cloudy, with a low around 37. Calm wind becoming east northeast 5 to 7 mph in the evening. Chance of precipitation is 60%.
Thursday
A 30 percent chance of showers before noon. Partly sunny, with a high near 52. East northeast wind 6 to 9 mph becoming north in the afternoon.
Thursday Night
Mostly clear, with a low around 30. North wind around 5 mph becoming calm in the evening.
Friday
Sunny, with a high near 61. Calm wind becoming south southwest 5 to 9 mph in the morning.
Friday Night
Mostly clear, with a low around 40. South southwest wind around 7 mph.
Saturday
Sunny, with a high near 66. South southwest wind 6 to 10 mph.
Saturday Night
Partly cloudy, with a low around 33. South wind 8 to 10 mph becoming north in the evening. Winds could gust as high as 18 mph.
Sunday
A slight chance of showers. Partly sunny, with a high near 47. Northeast wind around 11 mph, with gusts as high as 20 mph.
Sunday Night
A chance of showers. Mostly cloudy, with a low around 33. East northeast wind around 10 mph, with gusts as high as 18 mph.
Monday
A chance of showers. Partly sunny, with a high near 50. East 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
4:46 am CST Feb 24, 2026
5am CST Feb 24, 2026-6pm CST Mar 2, 2026
 
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Additional Resources

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