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Hazardous Weather Conditions

Current conditions at

Mount Vernon Airport (KMVN)

Lat: 38.33°NLon: 88.85°WElev: 466ft.

Fair

47°F

8°C

Humidity 74%
Wind Speed S 6 mph
Barometer 29.90 in (1012.9 mb)
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Wind Chill44°F (7°C)
Last update 8 Jan 4:56 am CST
Extended Forecast for

2 Miles W Sesser IL

  • Today

    Today: A chance of showers before 2pm, then a chance of showers after 3pm. Cloudy, with a high near 66. Breezy, with a south wind 8 to 13 mph increasing to 16 to 21 mph in the afternoon. Winds could gust as high as 34 mph. Chance of precipitation is 30%.

    High: 66 °F

    Chance
    Showers and
    Breezy

  • Tonight

    Tonight: Showers and thunderstorms before 3am, then a slight chance of showers between 3am and 4am. Low around 55. Breezy, with a south wind 14 to 22 mph, with gusts as high as 38 mph. Chance of precipitation is 90%.

    Low: 55 °F

    Showers and
    Breezy then
    Chance
    Showers

  • Friday

    Friday: Increasing clouds, with a temperature falling to around 51 by 5pm. Southwest wind 6 to 11 mph becoming north in the afternoon. Winds could gust as high as 20 mph.

    High: 58 °F⇓

    Increasing
    Clouds

  • Friday Night

    Friday Night: A 40 percent chance of showers, mainly after midnight. Mostly cloudy, with a low around 42. North northeast wind 3 to 6 mph.

    Low: 42 °F

    Chance
    Showers

  • Saturday

    Saturday: A 20 percent chance of showers before noon. Partly sunny, with a high near 47. West northwest wind 7 to 15 mph, with gusts as high as 22 mph.

    High: 47 °F

    Slight Chance
    Showers then
    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 26. West wind 9 to 13 mph, with gusts as high as 21 mph.

    Low: 26 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 34. West northwest wind 8 to 15 mph, with gusts as high as 22 mph.

    High: 34 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 22. West northwest wind around 6 mph becoming calm in the evening.

    Low: 22 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 45. South southwest wind 5 to 11 mph, with gusts as high as 18 mph.

    High: 45 °F

    Sunny

Detailed Forecast

Today
A chance of showers before 2pm, then a chance of showers after 3pm. Cloudy, with a high near 66. Breezy, with a south wind 8 to 13 mph increasing to 16 to 21 mph in the afternoon. Winds could gust as high as 34 mph. Chance of precipitation is 30%.
Tonight
Showers and thunderstorms before 3am, then a slight chance of showers between 3am and 4am. Low around 55. Breezy, with a south wind 14 to 22 mph, with gusts as high as 38 mph. Chance of precipitation is 90%.
Friday
Increasing clouds, with a temperature falling to around 51 by 5pm. Southwest wind 6 to 11 mph becoming north in the afternoon. Winds could gust as high as 20 mph.
Friday Night
A 40 percent chance of showers, mainly after midnight. Mostly cloudy, with a low around 42. North northeast wind 3 to 6 mph.
Saturday
A 20 percent chance of showers before noon. Partly sunny, with a high near 47. West northwest wind 7 to 15 mph, with gusts as high as 22 mph.
Saturday Night
Partly cloudy, with a low around 26. West wind 9 to 13 mph, with gusts as high as 21 mph.
Sunday
Mostly sunny, with a high near 34. West northwest wind 8 to 15 mph, with gusts as high as 22 mph.
Sunday Night
Mostly clear, with a low around 22. West northwest wind around 6 mph becoming calm in the evening.
Monday
Sunny, with a high near 45. South southwest wind 5 to 11 mph, with gusts as high as 18 mph.
Monday Night
Mostly clear, with a low around 32. Southwest wind 7 to 9 mph.
Tuesday
Mostly sunny, with a high near 53. South southwest wind 7 to 11 mph.
Tuesday Night
Mostly cloudy, with a low around 36. South southwest wind 6 to 8 mph becoming west after midnight.
Wednesday
A slight chance of showers. Mostly cloudy, with a high near 45. Northwest wind 6 to 10 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles W Sesser IL
 38.1°N 89.1°W
Last Update:
4:46 am CST Jan 8, 2026
Forecast Valid:
5am CST Jan 8, 2026-6pm CST Jan 14, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation