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

Mount Vernon Airport (KMVN)

Lat: 38.33°NLon: 88.85°WElev: 466ft.

Fair

32°F

0°C

Humidity 59%
Wind Speed Vrbl 6 mph
Barometer 30.52 in (1034.5 mb)
Dewpoint 19°F (-7°C)
Visibility 10.00 mi
Wind Chill26°F (-3°C)
Last update 11 Jan 11:56 am CST
Extended Forecast for

3 Miles WSW Belle Rive IL

  • This Afternoon

    This Afternoon: Sunny, with a high near 38. Northwest wind 5 to 10 mph, with gusts as high as 18 mph.

    High: 38 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 23. Calm wind becoming south southwest 5 to 7 mph after midnight.

    Low: 23 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 49. Southwest wind 7 to 11 mph, with gusts as high as 18 mph.

    High: 49 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 34. South southwest wind 6 to 9 mph.

    Low: 34 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 58. Southwest wind 10 to 14 mph, with gusts as high as 22 mph.

    High: 58 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A 20 percent chance of showers. Mostly cloudy, with a low around 39. West southwest wind 7 to 10 mph, with gusts as high as 18 mph.

    Low: 39 °F

    Slight Chance
    Showers

  • Wednesday

    Wednesday: A 20 percent chance of showers. Mostly cloudy, with a high near 45. Northwest wind 8 to 18 mph, with gusts as high as 25 mph.

    High: 45 °F

    Slight Chance
    Showers

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 17. North northwest wind 13 to 18 mph, with gusts as high as 26 mph.

    Low: 17 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 33. North northwest wind 5 to 13 mph, with gusts as high as 20 mph.

    High: 33 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 38. Northwest wind 5 to 10 mph, with gusts as high as 18 mph.
Tonight
Mostly clear, with a low around 23. Calm wind becoming south southwest 5 to 7 mph after midnight.
Monday
Sunny, with a high near 49. Southwest wind 7 to 11 mph, with gusts as high as 18 mph.
Monday Night
Partly cloudy, with a low around 34. South southwest wind 6 to 9 mph.
Tuesday
Mostly sunny, with a high near 58. Southwest wind 10 to 14 mph, with gusts as high as 22 mph.
Tuesday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 39. West southwest wind 7 to 10 mph, with gusts as high as 18 mph.
Wednesday
A 20 percent chance of showers. Mostly cloudy, with a high near 45. Northwest wind 8 to 18 mph, with gusts as high as 25 mph.
Wednesday Night
Mostly cloudy, with a low around 17. North northwest wind 13 to 18 mph, with gusts as high as 26 mph.
Thursday
Mostly sunny, with a high near 33. North northwest wind 5 to 13 mph, with gusts as high as 20 mph.
Thursday Night
Mostly cloudy, with a low around 24. Light west wind becoming south southwest 5 to 9 mph in the evening.
Friday
Partly sunny, with a high near 42. South southwest wind 9 to 14 mph, with gusts as high as 20 mph.
Friday Night
Mostly cloudy, with a low around 24. West wind 6 to 9 mph.
Saturday
Mostly cloudy, with a high near 33. West northwest wind 8 to 14 mph, with gusts as high as 20 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WSW Belle Rive IL
 38.22°N 88.78°W
Last Update:
12:11 pm CST Jan 11, 2026
Forecast Valid:
12pm CST Jan 11, 2026-6pm CST Jan 17, 2026
 
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Additional Resources

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Chance of Precipitation