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Hazardous Weather Conditions

Current conditions at

Mount Vernon Airport (KMVN)

Lat: 38.33°NLon: 88.85°WElev: 466ft.

Fair

71°F

22°C

Humidity 81%
Wind Speed S 8 mph
Barometer 29.68 in (1005.1 mb)
Dewpoint 65°F (18°C)
Visibility 10.00 mi
Last update 17 Jun 7:56 am CDT
Extended Forecast for

4 Miles ENE Mount Vernon IL

Wind Advisory June 17, 01:00pm until June 17, 08:00pm
Click here for hazard details and duration
Wind Advisory

  • Today

    Today: Mostly sunny, with a high near 89. Windy, with a south southwest wind 6 to 16 mph increasing to 20 to 30 mph. Winds could gust as high as 45 mph.

    High: 89 °F

    Mostly Sunny
    then Sunny
    and Windy

  • Tonight

    Tonight: Showers and thunderstorms, mainly before 2am. Some of the storms could produce heavy rainfall. Low around 70. Breezy, with a west southwest wind 21 to 26 mph decreasing to 8 to 13 mph after midnight. Winds could gust as high as 40 mph. Chance of precipitation is 90%.

    Low: 70 °F

    Heavy Rain
    and Breezy

  • Thursday

    Thursday: Mostly sunny, with a high near 83. West wind 5 to 8 mph.

    High: 83 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 61. Northwest wind around 5 mph becoming calm in the evening.

    Low: 61 °F

    Partly Cloudy

  • Juneteenth

    Juneteenth: Sunny, with a high near 83. Calm wind becoming northwest around 5 mph in the afternoon.

    High: 83 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 63. Calm wind.

    Low: 63 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 87. Calm wind becoming south around 5 mph in the afternoon.

    High: 87 °F

    Sunny

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 67. Light south wind.

    Low: 67 °F

    Mostly Clear
    then Chance
    T-storms

  • Sunday

    Sunday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 85. Southwest wind 6 to 16 mph, with gusts as high as 24 mph.

    High: 85 °F

    Chance
    T-storms then
    Showers
    Likely

Detailed Forecast

Today
Mostly sunny, with a high near 89. Windy, with a south southwest wind 6 to 16 mph increasing to 20 to 30 mph. Winds could gust as high as 45 mph.
Tonight
Showers and thunderstorms, mainly before 2am. Some of the storms could produce heavy rainfall. Low around 70. Breezy, with a west southwest wind 21 to 26 mph decreasing to 8 to 13 mph after midnight. Winds could gust as high as 40 mph. Chance of precipitation is 90%.
Thursday
Mostly sunny, with a high near 83. West wind 5 to 8 mph.
Thursday Night
Partly cloudy, with a low around 61. Northwest wind around 5 mph becoming calm in the evening.
Juneteenth
Sunny, with a high near 83. Calm wind becoming northwest around 5 mph in the afternoon.
Friday Night
Mostly clear, with a low around 63. Calm wind.
Saturday
Sunny, with a high near 87. Calm wind becoming south around 5 mph in the afternoon.
Saturday Night
A chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 67. Light south wind.
Sunday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 85. Southwest wind 6 to 16 mph, with gusts as high as 24 mph.
Sunday Night
Showers and possibly a thunderstorm. Mostly cloudy, with a low around 68. West wind 11 to 15 mph, with gusts as high as 22 mph.
Monday
A chance of showers and thunderstorms. Partly sunny, with a high near 82. North wind 10 to 13 mph, with gusts as high as 18 mph.
Monday Night
A slight chance of showers. Partly cloudy, with a low around 63. North wind 5 to 9 mph becoming light north northeast after midnight.
Tuesday
Mostly sunny, with a high near 82. Northeast wind 3 to 5 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles ENE Mount Vernon IL
 38.33°N 88.83°W
Last Update:
1:46 am CDT Jun 17, 2026
Forecast Valid:
8am CDT Jun 17, 2026-6pm CDT Jun 23, 2026
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation