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.

Fair

22°F

-6°C

Humidity 38%
Wind Speed W 10 G 16 mph
Barometer 30.40 in (1030.7 mb)
Dewpoint 0°F (-18°C)
Visibility 10.00 mi
Wind Chill11°F (-12°C)
Last update 19 Jan 1:56 pm CST
Extended Forecast for

Bonnie IL

  • M.L.King Day

    M.L.King Day: Partly sunny early, then becoming sunny, with a high near 22. West northwest wind 7 to 13 mph, with gusts as high as 22 mph.

    High: 22 °F

    Becoming
    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 12. Light and variable wind.

    Low: 12 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 36. Light southwest wind becoming south 5 to 10 mph in the morning.

    High: 36 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Increasing clouds, with a low around 28. South wind 8 to 16 mph, with gusts as high as 28 mph.

    Low: 28 °F

    Increasing
    Clouds

  • Wednesday

    Wednesday: Mostly sunny, with a high near 46. Southwest wind 6 to 16 mph, with gusts as high as 28 mph.

    High: 46 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 25. West southwest wind around 6 mph becoming northwest after midnight.

    Low: 25 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 37. Northwest wind 3 to 6 mph.

    High: 37 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 15. Calm wind becoming north 5 to 9 mph after midnight.

    Low: 15 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly cloudy, with a high near 22. North wind around 11 mph, with gusts as high as 18 mph.

    High: 22 °F

    Mostly Cloudy

Detailed Forecast

M.L.King Day
Partly sunny early, then becoming sunny, with a high near 22. West northwest wind 7 to 13 mph, with gusts as high as 22 mph.
Tonight
Mostly clear, with a low around 12. Light and variable wind.
Tuesday
Mostly sunny, with a high near 36. Light southwest wind becoming south 5 to 10 mph in the morning.
Tuesday Night
Increasing clouds, with a low around 28. South wind 8 to 16 mph, with gusts as high as 28 mph.
Wednesday
Mostly sunny, with a high near 46. Southwest wind 6 to 16 mph, with gusts as high as 28 mph.
Wednesday Night
Mostly clear, with a low around 25. West southwest wind around 6 mph becoming northwest after midnight.
Thursday
Mostly sunny, with a high near 37. Northwest wind 3 to 6 mph.
Thursday Night
Mostly cloudy, with a low around 15. Calm wind becoming north 5 to 9 mph after midnight.
Friday
Mostly cloudy, with a high near 22. North wind around 11 mph, with gusts as high as 18 mph.
Friday Night
A chance of snow showers. Mostly cloudy, with a low around 4. North wind around 11 mph, with gusts as high as 20 mph.
Saturday
A chance of snow showers. Mostly cloudy, with a high near 15. North northeast wind 9 to 11 mph, with gusts as high as 20 mph.
Saturday Night
A chance of snow showers. Mostly cloudy, with a low around 6. North wind 6 to 8 mph.
Sunday
A slight chance of snow showers. Mostly sunny, with a high near 23. North wind 5 to 7 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Bonnie IL
 38.18°N 88.92°W
Last Update:
1:06 pm CST Jan 19, 2026
Forecast Valid:
2pm CST Jan 19, 2026-6pm CST Jan 25, 2026
 
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Additional Resources

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Chance of Precipitation