Current conditions at

Mount Vernon Airport (KMVN)

Lat: 38.33°NLon: 88.85°WElev: 466ft.

Light Snow

15°F

-9°C

Humidity 70%
Wind Speed NE 6 mph
Barometer 30.34 in (1028.5 mb)
Dewpoint 7°F (-14°C)
Visibility 8.00 mi
Wind Chill6°F (-14°C)
Last update 30 Jan 12:56 am CST
Extended Forecast for

Mount Vernon IL

Cold Weather Advisory January 31, 12:00am until January 31, 12:00pm
Click here for hazard details and duration
Cold Weather Advisory
  • Overnight

    Overnight: A slight chance of snow before 2am, then a chance of flurries between 2am and 3am.  Mostly cloudy, with a low around 6. Wind chill values as low as -2. North northeast wind around 7 mph.  Chance of precipitation is 20%.

    Low: 6 °F

    Slight Chance
    Snow

  • Friday

    Friday: A chance of flurries after noon.  Partly sunny, with a high near 18. Wind chill values as low as -4. North wind 5 to 9 mph.

    High: 18 °F

    Chance
    Flurries

  • Friday Night

    Friday Night: A chance of flurries before midnight.  Mostly cloudy, with a low around 7. Wind chill values as low as -5. North wind 7 to 9 mph, with gusts as high as 21 mph.

    Low: 7 °F

    Chance
    Flurries

  • Saturday

    Saturday: Partly sunny, with a high near 19. Wind chill values as low as -6. Northwest wind 8 to 13 mph, with gusts as high as 20 mph.

    High: 19 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 0. Northwest wind around 6 mph becoming calm  in the evening.

    Low: 0 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 27. Calm wind becoming south southwest around 6 mph in the afternoon.

    High: 27 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 17. South southwest wind 3 to 6 mph.

    Low: 17 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 35. West wind around 6 mph becoming calm  in the afternoon.

    High: 35 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 22. Light and variable wind.

    Low: 22 °F

    Mostly Cloudy

Detailed Forecast

Overnight
A slight chance of snow before 2am, then a chance of flurries between 2am and 3am. Mostly cloudy, with a low around 6. Wind chill values as low as -2. North northeast wind around 7 mph. Chance of precipitation is 20%.
Friday
A chance of flurries after noon. Partly sunny, with a high near 18. Wind chill values as low as -4. North wind 5 to 9 mph.
Friday Night
A chance of flurries before midnight. Mostly cloudy, with a low around 7. Wind chill values as low as -5. North wind 7 to 9 mph, with gusts as high as 21 mph.
Saturday
Partly sunny, with a high near 19. Wind chill values as low as -6. Northwest wind 8 to 13 mph, with gusts as high as 20 mph.
Saturday Night
Mostly clear, with a low around 0. Northwest wind around 6 mph becoming calm in the evening.
Sunday
Sunny, with a high near 27. Calm wind becoming south southwest around 6 mph in the afternoon.
Sunday Night
Mostly cloudy, with a low around 17. South southwest wind 3 to 6 mph.
Monday
Partly sunny, with a high near 35. West wind around 6 mph becoming calm in the afternoon.
Monday Night
Mostly cloudy, with a low around 22. Light and variable wind.
Tuesday
A chance of rain after noon. Cloudy, with a high near 38. Southeast wind 3 to 6 mph.
Tuesday Night
A chance of rain. Mostly cloudy, with a low around 27. Light and variable wind becoming north northwest around 6 mph after midnight.
Wednesday
A slight chance of rain and snow. Mostly cloudy, with a high near 35. Northwest wind 6 to 8 mph.
Wednesday Night
Mostly cloudy, with a low around 20. North northwest wind around 6 mph.
Thursday
Partly sunny, with a high near 33. West northwest wind around 6 mph becoming light and variable in the afternoon.
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ABOUT THIS FORECAST

 
Point Forecast:
Mount Vernon IL
 38.31°N 88.91°W
12:51 am CST Jan 30, 2026
1am CST Jan 30, 2026-6pm CST Feb 5, 2026
 
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Additional Resources

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