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

79°F

26°C

Humidity 38%
Wind Speed S 6 mph
Barometer 30.06 in (1018.0 mb)
Dewpoint 51°F (11°C)
Visibility 10.00 mi
Heat Index79°F (26°C)
Last update 29 Sep 10:56 am CDT
Extended Forecast for

Dix ILSimilar City Names

  • Today

    Today: Sunny, with a high near 85. South wind around 5 mph becoming calm in the afternoon.

    High: 85 °F

    Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 57. Light south southeast wind.

    Low: 57 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 89. Light south wind becoming south southwest 5 to 10 mph in the morning.

    High: 89 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 70. South southeast wind 3 to 7 mph.

    Low: 70 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 90. South southwest wind 7 to 16 mph, with gusts as high as 21 mph.

    High: 90 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Showers likely, with thunderstorms also possible after 4am. Mostly cloudy, with a low around 67. South southwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 60%.

    Low: 67 °F

    Slight Chance
    Showers then
    Showers
    Likely

  • Friday

    Friday: Showers and possibly a thunderstorm. High near 73. Light and variable wind becoming north northeast 5 to 10 mph in the morning. Chance of precipitation is 80%.

    High: 73 °F

    Showers

  • Friday Night

    Friday Night: A slight chance of showers. Mostly cloudy, with a low around 57. Northeast wind 6 to 10 mph.

    Low: 57 °F

    Slight Chance
    Showers

  • Saturday

    Saturday: A slight chance of showers. Partly sunny, with a high near 69. East northeast wind 7 to 9 mph.

    High: 69 °F

    Slight Chance
    Showers

Detailed Forecast

Today
Sunny, with a high near 85. South wind around 5 mph becoming calm in the afternoon.
Tonight
Mostly cloudy, with a low around 57. Light south southeast wind.
Wednesday
Partly sunny, with a high near 89. Light south wind becoming south southwest 5 to 10 mph in the morning.
Wednesday Night
Mostly cloudy, with a low around 70. South southeast wind 3 to 7 mph.
Thursday
Partly sunny, with a high near 90. South southwest wind 7 to 16 mph, with gusts as high as 21 mph.
Thursday Night
Showers likely, with thunderstorms also possible after 4am. Mostly cloudy, with a low around 67. South southwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 60%.
Friday
Showers and possibly a thunderstorm. High near 73. Light and variable wind becoming north northeast 5 to 10 mph in the morning. Chance of precipitation is 80%.
Friday Night
A slight chance of showers. Mostly cloudy, with a low around 57. Northeast wind 6 to 10 mph.
Saturday
A slight chance of showers. Partly sunny, with a high near 69. East northeast wind 7 to 9 mph.
Saturday Night
A slight chance of showers. Mostly cloudy, with a low around 55. Light northeast wind.
Sunday
Sunny, with a high near 71. North wind 3 to 8 mph.
Sunday Night
Mostly clear, with a low around 50. Light north wind.
Monday
Sunny, with a high near 68. Light north northeast wind becoming northeast 5 to 9 mph in the morning.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Dix ILSimilar City Names
 38.45°N 88.94°W
Last Update:
11:16 am CDT Sep 29, 2026
Forecast Valid:
11am CDT Sep 29, 2026-6pm CDT Oct 5, 2026
 
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Additional Resources

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High Temperature

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Chance of Precipitation