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Hazardous Weather Conditions

Current conditions at

Mount Vernon Airport (KMVN)

Lat: 38.33°NLon: 88.85°WElev: 466ft.

Fair

46°F

8°C

Humidity 50%
Wind Speed W 8 mph
Barometer 30.33 in (1027.9 mb)
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Wind Chill42°F (6°C)
Last update 12 Mar 11:56 am CDT
Extended Forecast for

Waltonville IL

  • This Afternoon

    This Afternoon: Sunny, with a high near 53. West southwest wind around 8 mph.

    High: 53 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 42. Breezy, with a south wind 8 to 13 mph increasing to 17 to 22 mph after midnight. Winds could gust as high as 36 mph.

    Low: 42 °F

    Partly Cloudy
    then Partly
    Cloudy and
    Breezy

  • Friday

    Friday: Mostly sunny, with a high near 63. West wind 13 to 18 mph, with gusts as high as 32 mph.

    High: 63 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 36. West northwest wind around 6 mph becoming light and variable.

    Low: 36 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 64. East northeast wind 7 to 11 mph becoming south southeast in the afternoon.

    High: 64 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 53. Southeast wind 7 to 11 mph, with gusts as high as 22 mph.

    Low: 53 °F

    Mostly Cloudy

  • Sunday

    Sunday: A chance of showers, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 69. Breezy, with a south wind 14 to 23 mph, with gusts as high as 33 mph. Chance of precipitation is 70%.

    High: 69 °F

    Breezy.
    Chance
    Showers then
    Showers
    Likely

  • Sunday Night

    Sunday Night: Rain and snow showers likely, mainly before 1am. Some thunder is also possible. Mostly cloudy, with a low around 26. Breezy, with a west northwest wind 24 to 26 mph, with gusts as high as 37 mph.

    Low: 26 °F

    Rain/Snow
    Likely and
    Breezy

  • Monday

    Monday: Partly sunny, with a high near 35. Breezy, with a west northwest wind 20 to 22 mph, with gusts as high as 32 mph.

    High: 35 °F

    Partly Sunny
    and Breezy

Detailed Forecast

This Afternoon
Sunny, with a high near 53. West southwest wind around 8 mph.
Tonight
Partly cloudy, with a low around 42. Breezy, with a south wind 8 to 13 mph increasing to 17 to 22 mph after midnight. Winds could gust as high as 36 mph.
Friday
Mostly sunny, with a high near 63. West wind 13 to 18 mph, with gusts as high as 32 mph.
Friday Night
Partly cloudy, with a low around 36. West northwest wind around 6 mph becoming light and variable.
Saturday
Mostly sunny, with a high near 64. East northeast wind 7 to 11 mph becoming south southeast in the afternoon.
Saturday Night
Mostly cloudy, with a low around 53. Southeast wind 7 to 11 mph, with gusts as high as 22 mph.
Sunday
A chance of showers, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 69. Breezy, with a south wind 14 to 23 mph, with gusts as high as 33 mph. Chance of precipitation is 70%.
Sunday Night
Rain and snow showers likely, mainly before 1am. Some thunder is also possible. Mostly cloudy, with a low around 26. Breezy, with a west northwest wind 24 to 26 mph, with gusts as high as 37 mph.
Monday
Partly sunny, with a high near 35. Breezy, with a west northwest wind 20 to 22 mph, with gusts as high as 32 mph.
Monday Night
Mostly clear, with a low around 15. Northwest wind 7 to 14 mph, with gusts as high as 21 mph.
Tuesday
Mostly sunny, with a high near 40. Northwest wind 5 to 8 mph becoming west southwest in the afternoon.
Tuesday Night
Mostly cloudy, with a low around 29. Southeast wind 5 to 7 mph.
Wednesday
Partly sunny, with a high near 56. South wind 7 to 10 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Waltonville IL
 38.23°N 89.03°W
Last Update:
11:31 am CDT Mar 12, 2026
Forecast Valid:
12pm CDT Mar 12, 2026-6pm CDT Mar 18, 2026
 
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Additional Resources

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High Temperature

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Chance of Precipitation