Hazardous Weather Conditions

Current conditions at

Mount Vernon Airport (KMVN)

Lat: 38.33°NLon: 88.85°WElev: 466ft.

Overcast

47°F

8°C

Humidity 80%
Wind Speed NW 10 G 20 mph
Barometer 29.94 in (1014.3 mb)
Dewpoint 41°F (5°C)
Visibility 10.00 mi
Wind Chill42°F (6°C)
Last update 11 Mar 3:56 pm CDT
Extended Forecast for

9 Miles WSW Johnsonville IL

  • This Afternoon

    This Afternoon: A 20 percent chance of showers.  Cloudy, with a steady temperature around 46. Northwest wind around 18 mph, with gusts as high as 29 mph.

    High: 46 °F

    Slight Chance
    Showers

  • Tonight

    Tonight: Cloudy during the early evening, then gradual clearing, with a low around 31. North northwest wind 7 to 17 mph, with gusts as high as 29 mph.

    Low: 31 °F

    Gradual
    Clearing

  • Thursday

    Thursday: Sunny, with a high near 52. Light northwest wind becoming west 5 to 9 mph in the morning.

    High: 52 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 40. South wind 6 to 11 mph increasing to 13 to 18 mph after midnight. Winds could gust as high as 31 mph.

    Low: 40 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 62. Southwest wind 11 to 17 mph, with gusts as high as 28 mph.

    High: 62 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 35. Northwest wind around 6 mph becoming light and variable.

    Low: 35 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 60. East southeast wind 6 to 9 mph.

    High: 60 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 48. East southeast wind 6 to 10 mph, with gusts as high as 21 mph.

    Low: 48 °F

    Mostly Cloudy

  • Sunday

    Sunday: A chance of showers, then showers likely and possibly a thunderstorm after 1pm.  Mostly cloudy, with a high near 67. Breezy, with a south wind 14 to 22 mph, with gusts as high as 32 mph.

    High: 67 °F

    Showers
    Likely and
    Breezy

Detailed Forecast

This Afternoon
A 20 percent chance of showers. Cloudy, with a steady temperature around 46. Northwest wind around 18 mph, with gusts as high as 29 mph.
Tonight
Cloudy during the early evening, then gradual clearing, with a low around 31. North northwest wind 7 to 17 mph, with gusts as high as 29 mph.
Thursday
Sunny, with a high near 52. Light northwest wind becoming west 5 to 9 mph in the morning.
Thursday Night
Partly cloudy, with a low around 40. South wind 6 to 11 mph increasing to 13 to 18 mph after midnight. Winds could gust as high as 31 mph.
Friday
Partly sunny, with a high near 62. Southwest wind 11 to 17 mph, with gusts as high as 28 mph.
Friday Night
Mostly cloudy, with a low around 35. Northwest wind around 6 mph becoming light and variable.
Saturday
Partly sunny, with a high near 60. East southeast wind 6 to 9 mph.
Saturday Night
Mostly cloudy, with a low around 48. East southeast wind 6 to 10 mph, with gusts as high as 21 mph.
Sunday
A chance of showers, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 67. Breezy, with a south wind 14 to 22 mph, with gusts as high as 32 mph.
Sunday Night
A chance of rain showers before 1am, then a slight chance of rain and snow showers. Mostly cloudy, with a low around 25. Blustery, with a west northwest wind around 21 mph, with gusts as high as 32 mph.
Monday
Mostly sunny, with a high near 36. West northwest wind 16 to 18 mph, with gusts as high as 29 mph.
Monday Night
Partly cloudy, with a low around 17. Northwest wind 5 to 10 mph.
Tuesday
Mostly sunny, with a high near 39. Northwest wind 5 to 8 mph becoming southwest in the afternoon.
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ABOUT THIS FORECAST

 
Point Forecast:
9 Miles WSW Johnsonville IL
 38.48°N 88.68°W
1:26 pm CDT Mar 11, 2026
4pm CDT Mar 11, 2026-6pm CDT Mar 17, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database