National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Mount Vernon Airport (KMVN)

Lat: 38.33°NLon: 88.85°WElev: 466ft.

Mostly Cloudy

N/A

Humidity NA
Wind Speed Calm
Barometer 29.86 in
Dewpoint N/A
Visibility 9.00 mi
Last update 18 Nov 4:56 pm CST
Extended Forecast for

4 Miles N Bonnie IL

  • Tonight

    Tonight: Increasing clouds, with a low around 48. Calm wind.

    Low: 48 °F

    Increasing
    Clouds

  • Wednesday

    Wednesday: Cloudy, with a high near 59. Calm wind becoming north around 5 mph.

    High: 59 °F

    Cloudy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 46. Calm wind.

    Low: 46 °F

    Mostly Cloudy

  • Thursday

    Thursday: Showers, with thunderstorms also possible after 3pm. High near 61. Calm wind becoming south southeast 5 to 7 mph. Chance of precipitation is 80%.

    High: 61 °F

    Showers

  • Thursday Night

    Thursday Night: Showers likely and possibly a thunderstorm, then showers after 9pm. Low around 53. Light and variable wind. Chance of precipitation is 80%.

    Low: 53 °F

    Showers

  • Friday

    Friday: Showers. High near 62. Light northeast wind becoming east northeast 5 to 9 mph in the morning. Chance of precipitation is 90%.

    High: 62 °F

    Showers

  • Friday Night

    Friday Night: Showers and possibly a thunderstorm before midnight, then a chance of showers. Low around 48. North northeast wind 5 to 7 mph. Chance of precipitation is 80%.

    Low: 48 °F

    Showers then
    Chance
    Showers

  • Saturday

    Saturday: A slight chance of showers before noon. Partly sunny, with a high near 60. North northeast wind 3 to 7 mph.

    High: 60 °F

    Slight Chance
    Showers then
    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 40. Calm wind.

    Low: 40 °F

    Partly Cloudy

Detailed Forecast

Tonight
Increasing clouds, with a low around 48. Calm wind.
Wednesday
Cloudy, with a high near 59. Calm wind becoming north around 5 mph.
Wednesday Night
Mostly cloudy, with a low around 46. Calm wind.
Thursday
Showers, with thunderstorms also possible after 3pm. High near 61. Calm wind becoming south southeast 5 to 7 mph. Chance of precipitation is 80%.
Thursday Night
Showers likely and possibly a thunderstorm, then showers after 9pm. Low around 53. Light and variable wind. Chance of precipitation is 80%.
Friday
Showers. High near 62. Light northeast wind becoming east northeast 5 to 9 mph in the morning. Chance of precipitation is 90%.
Friday Night
Showers and possibly a thunderstorm before midnight, then a chance of showers. Low around 48. North northeast wind 5 to 7 mph. Chance of precipitation is 80%.
Saturday
A slight chance of showers before noon. Partly sunny, with a high near 60. North northeast wind 3 to 7 mph.
Saturday Night
Partly cloudy, with a low around 40. Calm wind.
Sunday
Mostly sunny, with a high near 62. Calm wind becoming west around 6 mph in the morning.
Sunday Night
Partly cloudy, with a low around 43. Light south southwest wind.
Monday
A chance of showers. Partly sunny, with a high near 62. Calm wind becoming southwest 5 to 7 mph in the morning.
Monday Night
A chance of showers. Mostly cloudy, with a low around 44. Light and variable wind becoming east around 6 mph after midnight.
Tuesday
A chance of showers. Mostly cloudy, with a high near 59. East southeast wind 6 to 10 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles N Bonnie IL
 38.27°N 88.89°W
Last Update:
4:31 pm CST Nov 18, 2025
Forecast Valid:
5pm CST Nov 18, 2025-6pm CST Nov 25, 2025
 
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