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.

Overcast

78°F

26°C

Humidity 79%
Wind Speed Calm
Barometer 29.96 in (1014.3 mb)
Dewpoint 71°F (22°C)
Visibility 10.00 mi
Heat Index80°F (27°C)
Last update 14 Jun 7:56 pm CDT
Extended Forecast for

Bonnie ILSimilar City Names

  • Tonight

    Tonight: Patchy fog after 3am. Otherwise, partly cloudy, with a low around 67. North wind 3 to 5 mph.

    Low: 67 °F

    Partly Cloudy
    then Patchy
    Fog

  • Sunday

    Sunday: Patchy fog before 7am. Otherwise, partly sunny, with a high near 84. North wind 3 to 5 mph.

    High: 84 °F

    Patchy Fog
    then Partly
    Sunny

  • Sunday Night

    Sunday Night: A 30 percent chance of showers after 4am. Mostly cloudy, with a low around 68. Light and variable wind.

    Low: 68 °F

    Mostly Cloudy
    then Chance
    Showers

  • Monday

    Monday: A 40 percent chance of showers and thunderstorms, mainly after 1pm. Partly sunny, with a high near 84. Light south wind.

    High: 84 °F

    Chance
    Showers then
    Chance
    T-storms

  • Monday Night

    Monday Night: A chance of showers and thunderstorms before 4am, then a slight chance of showers. Mostly cloudy, with a low around 70. Calm wind. Chance of precipitation is 30%.

    Low: 70 °F

    Chance
    T-storms then
    Chance
    Showers

  • Tuesday

    Tuesday: A chance of showers, with thunderstorms also possible after 7am. Partly sunny, with a high near 87. South southwest wind 5 to 8 mph. Chance of precipitation is 40%.

    High: 87 °F

    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A 30 percent chance of showers and thunderstorms, mainly after 1am. Partly cloudy, with a low around 72. South wind around 7 mph.

    Low: 72 °F

    Slight Chance
    T-storms then
    Chance
    Showers

  • Wednesday

    Wednesday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Mostly sunny, with a high near 88. Southwest wind 9 to 15 mph, with gusts as high as 21 mph.

    High: 88 °F

    Showers
    Likely

  • Wednesday Night

    Wednesday Night: Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 72. Southwest wind 6 to 10 mph.

    Low: 72 °F

    Showers
    Likely

Detailed Forecast

Tonight
Patchy fog after 3am. Otherwise, partly cloudy, with a low around 67. North wind 3 to 5 mph.
Sunday
Patchy fog before 7am. Otherwise, partly sunny, with a high near 84. North wind 3 to 5 mph.
Sunday Night
A 30 percent chance of showers after 4am. Mostly cloudy, with a low around 68. Light and variable wind.
Monday
A 40 percent chance of showers and thunderstorms, mainly after 1pm. Partly sunny, with a high near 84. Light south wind.
Monday Night
A chance of showers and thunderstorms before 4am, then a slight chance of showers. Mostly cloudy, with a low around 70. Calm wind. Chance of precipitation is 30%.
Tuesday
A chance of showers, with thunderstorms also possible after 7am. Partly sunny, with a high near 87. South southwest wind 5 to 8 mph. Chance of precipitation is 40%.
Tuesday Night
A 30 percent chance of showers and thunderstorms, mainly after 1am. Partly cloudy, with a low around 72. South wind around 7 mph.
Wednesday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Mostly sunny, with a high near 88. Southwest wind 9 to 15 mph, with gusts as high as 21 mph.
Wednesday Night
Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 72. Southwest wind 6 to 10 mph.
Juneteenth
A chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 88. West wind around 7 mph.
Thursday Night
Mostly clear, with a low around 69. Light west wind.
Friday
Sunny, with a high near 90. Calm wind becoming south southwest around 6 mph in the afternoon.
Friday Night
Mostly clear, with a low around 73. South wind around 5 mph.
Saturday
Sunny, with a high near 93. South southwest wind 6 to 9 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
Bonnie ILSimilar City Names
 38.2°N 88.92°W
Last Update:
5:47 pm CDT Jun 14, 2025
Forecast Valid:
8pm CDT Jun 14, 2025-6pm CDT Jun 21, 2025
 
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