Current conditions at

Mount Vernon Airport (KMVN)

Lat: 38.33°NLon: 88.85°WElev: 466ft.

Mostly Cloudy

85°F

29°C

Humidity 77%
Wind Speed S 20 G 28 mph
Barometer 29.83 in (1010.1 mb)
Dewpoint 77°F (25°C)
Visibility 10.00 mi
Heat Index96°F (36°C)
Last update 18 Jun 10:56 am CDT
Extended Forecast for

5 Miles NE Bonnie IL

Tornado Watch until June 18, 04:00pm
Lake Wind Advisory until June 18, 07:00pm
Click here for hazard details and duration
Tornado Watch
Lake Wind Advisory
  •  
    Tornado Watch until June 18, 04:00pm
    Lake Wind Advisory until June 18, 07:00pm

    NOW: Multiple hazards in effect

    Click HERE for Details

  • Today

    High: 85 °F

    Severe
    Thunderstorms
    and Breezy

  • Tonight

    Tonight: A chance of showers and thunderstorms before 1am, then a slight chance of showers between 1am and 2am. Some of the storms could be severe.  Mostly cloudy, with a low around 69. Southwest wind 6 to 10 mph, with gusts as high as 20 mph.  Chance of precipitation is 30%.

    Low: 69 °F

    Severe
    Thunderstorms

  • Juneteenth

    Juneteenth: Mostly cloudy, then gradually becoming sunny, with a high near 85. West northwest wind around 7 mph.

    High: 85 °F

    Decreasing
    Clouds

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 66. Calm wind.

    Low: 66 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 89. Calm wind becoming south 5 to 7 mph in the morning.

    High: 89 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 72. South wind around 6 mph.

    Low: 72 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 92. South southwest wind 7 to 11 mph, with gusts as high as 18 mph.

    High: 92 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 75. South wind 6 to 8 mph.

    Low: 75 °F

    Mostly Clear

Detailed Forecast

Today
Showers and thunderstorms likely, mainly before 2pm. Some of the storms could be severe. Partly sunny, with a high near 85. Breezy, with a south southwest wind 15 to 21 mph, with gusts as high as 34 mph. Chance of precipitation is 60%.
Tonight
A chance of showers and thunderstorms before 1am, then a slight chance of showers between 1am and 2am. Some of the storms could be severe. Mostly cloudy, with a low around 69. Southwest wind 6 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.
Juneteenth
Mostly cloudy, then gradually becoming sunny, with a high near 85. West northwest wind around 7 mph.
Thursday Night
Mostly clear, with a low around 66. Calm wind.
Friday
Sunny, with a high near 89. Calm wind becoming south 5 to 7 mph in the morning.
Friday Night
Mostly clear, with a low around 72. South wind around 6 mph.
Saturday
Sunny, with a high near 92. South southwest wind 7 to 11 mph, with gusts as high as 18 mph.
Saturday Night
Mostly clear, with a low around 75. South wind 6 to 8 mph.
Sunday
Sunny, with a high near 93. South southwest wind 6 to 9 mph.
Sunday Night
Clear, with a low around 75. South wind 3 to 6 mph.
Monday
Sunny, with a high near 93. South wind 3 to 6 mph.
Monday Night
Mostly clear, with a low around 74. South wind around 5 mph becoming calm in the evening.
Tuesday
A slight chance of showers and thunderstorms. Sunny, with a high near 92. Calm wind becoming south around 6 mph in the afternoon.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles NE Bonnie IL
 38.24°N 88.83°W
10:46 am CDT Jun 18, 2025
11am CDT Jun 18, 2025-6pm CDT Jun 24, 2025
 
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Additional Resources

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Hourly Weather Forecast

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