Hazardous Weather Conditions

Current conditions at

Mount Vernon Airport (KMVN)

Lat: 38.33°NLon: 88.85°WElev: 466ft.

Fair

40°F

4°C

Humidity 97%
Wind Speed Calm
Barometer 30.39 in (1029.8 mb)
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Last update 18 Oct 10:56 pm CDT
Extended Forecast for

4 Miles ESE Sesser IL

  • Tonight

    Tonight: Clear, with a low around 39. Calm wind.

    Low: 39 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 71. Calm wind.

    High: 71 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 49. Calm wind.

    Low: 49 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 73. Calm wind.

    High: 73 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 51. Calm wind.

    Low: 51 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 75. Calm wind.

    High: 75 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 52. Calm wind.

    Low: 52 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 74. Light north wind.

    High: 74 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 53. Calm wind.

    Low: 53 °F

    Clear

Detailed Forecast

Tonight
Clear, with a low around 39. Calm wind.
Monday
Sunny, with a high near 71. Calm wind.
Monday Night
Mostly clear, with a low around 49. Calm wind.
Tuesday
Sunny, with a high near 73. Calm wind.
Tuesday Night
Mostly clear, with a low around 51. Calm wind.
Wednesday
Sunny, with a high near 75. Calm wind.
Wednesday Night
Clear, with a low around 52. Calm wind.
Thursday
Sunny, with a high near 74. Light north wind.
Thursday Night
Clear, with a low around 53. Calm wind.
Friday
Sunny, with a high near 73. Calm wind becoming east 5 to 7 mph in the afternoon.
Friday Night
Mostly clear, with a low around 53. East wind 3 to 5 mph.
Saturday
Sunny, with a high near 75. South southeast wind 3 to 5 mph.
Saturday Night
Partly cloudy, with a low around 55. Light east southeast wind.
Sunday
Mostly sunny, with a high near 77. Light west southwest wind.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles ESE Sesser IL
 38.07°N 88.99°W
9:11 pm CDT Oct 18, 2026
11pm CDT Oct 18, 2026-6pm CDT Oct 25, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database