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.

Partly Cloudy

65°F

18°C

Humidity 78%
Wind Speed SW 12 mph
Barometer 29.72 in (1006.8 mb)
Dewpoint 58°F (14°C)
Visibility 10.00 mi
Last update 7 Nov 8:56 am CST
Extended Forecast for

Waltonville IL

  • Today

    Today: Mostly cloudy early, then gradual clearing, with a high near 73. West wind 8 to 14 mph, with gusts as high as 22 mph.

    High: 73 °F

    Becoming
    Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 42. West wind around 6 mph becoming calm in the evening.

    Low: 42 °F

    Increasing
    Clouds

  • Saturday

    Saturday: Partly sunny, with a high near 69. Calm wind becoming southwest 5 to 7 mph in the afternoon.

    High: 69 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: A 50 percent chance of showers, mainly before midnight. Mostly cloudy, with a low around 37. South wind 6 to 13 mph becoming northwest after midnight. Winds could gust as high as 21 mph.

    Low: 37 °F

    Chance
    Showers then
    Slight Chance
    Showers

  • Sunday

    Sunday: A 30 percent chance of showers after noon. Partly sunny, with a high near 44. Northwest wind 14 to 18 mph, with gusts as high as 25 mph.

    High: 44 °F

    Partly Sunny
    then Chance
    Showers

  • Sunday Night

    Sunday Night: A slight chance of rain and snow showers before 9pm, then a slight chance of snow showers. Partly cloudy, with a low around 24. Northwest wind 10 to 15 mph, with gusts as high as 22 mph. Chance of precipitation is 20%.

    Low: 24 °F

    Slight Chance
    Rain/Snow
    then Slight
    Chance Snow
    Showers

  • Monday

    Monday: Sunny, with a high near 42. Northwest wind 10 to 18 mph, with gusts as high as 24 mph.

    High: 42 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 24. West northwest wind 5 to 8 mph becoming light and variable.

    Low: 24 °F

    Mostly Clear

  • Veterans Day

    Veterans Day: Mostly sunny, with a high near 52. South southwest wind 7 to 12 mph increasing to 13 to 18 mph in the afternoon. Winds could gust as high as 25 mph.

    High: 52 °F

    Mostly Sunny

Detailed Forecast

Today
Mostly cloudy early, then gradual clearing, with a high near 73. West wind 8 to 14 mph, with gusts as high as 22 mph.
Tonight
Increasing clouds, with a low around 42. West wind around 6 mph becoming calm in the evening.
Saturday
Partly sunny, with a high near 69. Calm wind becoming southwest 5 to 7 mph in the afternoon.
Saturday Night
A 50 percent chance of showers, mainly before midnight. Mostly cloudy, with a low around 37. South wind 6 to 13 mph becoming northwest after midnight. Winds could gust as high as 21 mph.
Sunday
A 30 percent chance of showers after noon. Partly sunny, with a high near 44. Northwest wind 14 to 18 mph, with gusts as high as 25 mph.
Sunday Night
A slight chance of rain and snow showers before 9pm, then a slight chance of snow showers. Partly cloudy, with a low around 24. Northwest wind 10 to 15 mph, with gusts as high as 22 mph. Chance of precipitation is 20%.
Monday
Sunny, with a high near 42. Northwest wind 10 to 18 mph, with gusts as high as 24 mph.
Monday Night
Mostly clear, with a low around 24. West northwest wind 5 to 8 mph becoming light and variable.
Veterans Day
Mostly sunny, with a high near 52. South southwest wind 7 to 12 mph increasing to 13 to 18 mph in the afternoon. Winds could gust as high as 25 mph.
Tuesday Night
Mostly clear, with a low around 40. Southwest wind 9 to 16 mph, with gusts as high as 24 mph.
Wednesday
Sunny, with a high near 64. West wind 8 to 11 mph.
Wednesday Night
Mostly clear, with a low around 36. West northwest wind 3 to 6 mph.
Thursday
Sunny, with a high near 62. West northwest wind 3 to 8 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Waltonville IL
 38.2°N 89.03°W
Last Update:
8:51 am CST Nov 7, 2025
Forecast Valid:
9am CST Nov 7, 2025-6pm CST Nov 13, 2025
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation