National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Mount Vernon Airport (KMVN)

Lat: 38.33°NLon: 88.85°WElev: 466ft.

Mostly Cloudy

75°F

24°C

Humidity 42%
Wind Speed W 14 G 22 mph
Barometer 29.72 in (1006.5 mb)
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Last update 11 Nov 2:56 pm CST
Extended Forecast for

Waltonville IL

  • Veterans Day

    Veterans Day: Sunny, with a high near 72. Breezy, with a west wind 17 to 20 mph, with gusts as high as 24 mph.

    High: 72 °F

    Sunny and
    Breezy

  • Tonight

    Tonight: Mostly clear, with a low around 40. North northwest wind 7 to 15 mph, with gusts as high as 23 mph.

    Low: 40 °F

    Mostly Clear

  • Thursday

    Thursday: A slight chance of showers between 11am and 5pm. Partly sunny, with a high near 53. Breezy, with a north northwest wind 7 to 12 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 24 mph. Chance of precipitation is 20%.

    High: 53 °F

    Slight Chance
    Showers and
    Breezy

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 30. North northwest wind 7 to 14 mph, with gusts as high as 20 mph.

    Low: 30 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 47. North northwest wind 8 to 15 mph, with gusts as high as 20 mph.

    High: 47 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 25. North northwest wind 5 to 7 mph becoming calm in the evening.

    Low: 25 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 49. Light north northwest wind.

    High: 49 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 26. Calm wind.

    Low: 26 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 52. Light and variable wind.

    High: 52 °F

    Mostly Sunny

Detailed Forecast

Veterans Day
Sunny, with a high near 72. Breezy, with a west wind 17 to 20 mph, with gusts as high as 24 mph.
Tonight
Mostly clear, with a low around 40. North northwest wind 7 to 15 mph, with gusts as high as 23 mph.
Thursday
A slight chance of showers between 11am and 5pm. Partly sunny, with a high near 53. Breezy, with a north northwest wind 7 to 12 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 24 mph. Chance of precipitation is 20%.
Thursday Night
Partly cloudy, with a low around 30. North northwest wind 7 to 14 mph, with gusts as high as 20 mph.
Friday
Mostly sunny, with a high near 47. North northwest wind 8 to 15 mph, with gusts as high as 20 mph.
Friday Night
Mostly clear, with a low around 25. North northwest wind 5 to 7 mph becoming calm in the evening.
Saturday
Sunny, with a high near 49. Light north northwest wind.
Saturday Night
Mostly clear, with a low around 26. Calm wind.
Sunday
Mostly sunny, with a high near 52. Light and variable wind.
Sunday Night
Partly cloudy, with a low around 29. Calm wind.
Monday
Sunny, with a high near 52. Calm wind becoming east around 6 mph.
Monday Night
Mostly clear, with a low around 29. Calm wind.
Tuesday
Sunny, with a high near 54. Calm wind becoming east around 5 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:
1:21 pm CST Nov 11, 2026
Forecast Valid:
3pm CST Nov 11, 2026-6pm CST Nov 17, 2026
 
Forecast Discussion
 
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Additional Resources

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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