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

Mount Vernon Airport (KMVN)

Lat: 38.33°NLon: 88.85°WElev: 466ft.

Fair

50°F

10°C

Humidity 43%
Wind Speed SW 17 G 23 mph
Barometer 29.94 in (1014.5 mb)
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Wind Chill44°F (7°C)
Last update 11 Nov 3:56 pm CST
Extended Forecast for

3 Miles NNE Waltonville IL

  • Veterans Day

    Veterans Day: Sunny, with a high near 50. Breezy, with a south southwest wind around 20 mph, with gusts as high as 28 mph.

    High: 50 °F

    Sunny and
    Breezy

  • Tonight

    Tonight: Clear, with a low around 35. West southwest wind 12 to 17 mph decreasing to 6 to 11 mph after midnight. Winds could gust as high as 25 mph.

    Low: 35 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 64. West northwest wind 6 to 10 mph.

    High: 64 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 35. Light west wind.

    Low: 35 °F

    Mostly Clear

  • Thursday

    Thursday: Partly sunny, with a high near 63. Calm wind becoming south 5 to 7 mph in the afternoon.

    High: 63 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 46. South wind 3 to 6 mph.

    Low: 46 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 72. South wind 6 to 10 mph.

    High: 72 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 55. South southwest wind 6 to 8 mph.

    Low: 55 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 76. South southwest wind 9 to 16 mph, with gusts as high as 23 mph.

    High: 76 °F

    Mostly Sunny

Detailed Forecast

Veterans Day
Sunny, with a high near 50. Breezy, with a south southwest wind around 20 mph, with gusts as high as 28 mph.
Tonight
Clear, with a low around 35. West southwest wind 12 to 17 mph decreasing to 6 to 11 mph after midnight. Winds could gust as high as 25 mph.
Wednesday
Sunny, with a high near 64. West northwest wind 6 to 10 mph.
Wednesday Night
Mostly clear, with a low around 35. Light west wind.
Thursday
Partly sunny, with a high near 63. Calm wind becoming south 5 to 7 mph in the afternoon.
Thursday Night
Mostly cloudy, with a low around 46. South wind 3 to 6 mph.
Friday
Mostly sunny, with a high near 72. South wind 6 to 10 mph.
Friday Night
Partly cloudy, with a low around 55. South southwest wind 6 to 8 mph.
Saturday
Mostly sunny, with a high near 76. South southwest wind 9 to 16 mph, with gusts as high as 23 mph.
Saturday Night
Partly cloudy, with a low around 53. West southwest wind 9 to 14 mph, with gusts as high as 20 mph.
Sunday
A chance of showers. Mostly sunny, with a high near 69. West southwest wind 8 to 13 mph becoming northwest in the afternoon. Winds could gust as high as 18 mph.
Sunday Night
A chance of showers. Partly cloudy, with a low around 43. Northwest wind 5 to 7 mph becoming northeast after midnight.
Monday
A chance of showers and thunderstorms. Partly sunny, with a high near 59. Northeast wind 6 to 9 mph becoming east southeast in the afternoon.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NNE Waltonville IL
 38.25°N 89°W
Last Update:
3:16 pm CST Nov 11, 2025
Forecast Valid:
4pm CST Nov 11, 2025-6pm CST Nov 17, 2025
 
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