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Hazardous Weather Conditions

Current conditions at

Mount Vernon Airport (KMVN)

Lat: 38.33°NLon: 88.85°WElev: 466ft.

N/A

Humidity NA
Wind Speed NA
Barometer NA
Dewpoint N/A
Visibility NA
Last update *** Not a current observation ***
Extended Forecast for

Mount Vernon IL

Cold Weather Advisory January 24, 10:27am until January 26, 12:00am
Extreme Cold Warning January 26, 12:00am until January 27, 10:00am
Winter Storm Warning January 24, 10:27am until January 25, 06:00pm
Click here for hazard details and duration
Cold Weather Advisory
Extreme Cold Warning
Winter Storm Warning
  •  
    Cold Weather Advisory January 24, 10:27am until January 26, 12:00am
    Winter Storm Warning January 24, 10:27am until January 25, 06:00pm

    NOW: Multiple hazards in effect

    Click HERE for Details

  • Today

    High: 13 °F

    Chance Snow
    then Snow

  • Tonight

    Tonight: Snow, mainly after 10pm. Low around 12. Wind chill values as low as -1. Northeast wind 8 to 11 mph, with gusts as high as 18 mph. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.

    Low: 12 °F

    Snow

  • Sunday

    Sunday: Snow, mainly before 4pm. High near 16. Wind chill values as low as -3. North northeast wind 11 to 14 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 7 inches possible.

    High: 16 °F

    Snow then
    Snow Likely

  • Sunday Night

    Sunday Night: A 20 percent chance of snow before midnight. Mostly cloudy, then gradually becoming mostly clear, with a low around -2. Wind chill values as low as -15. Northwest wind 9 to 14 mph, with gusts as high as 25 mph.

    Low: -2 °F

    Slight Chance
    Snow then
    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 14. Northwest wind 5 to 10 mph, with gusts as high as 18 mph.

    High: 14 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 0. Light west wind becoming south southwest 5 to 10 mph in the evening. Winds could gust as high as 20 mph.

    Low: 0 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 31. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 31 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 5. Light northwest wind.

    Low: 5 °F

    Partly Cloudy

Detailed Forecast

Today
Snow, mainly after noon. High near 13. Wind chill values as low as -5. Northeast wind around 10 mph. Chance of precipitation is 90%. Total daytime snow accumulation of 1 to 3 inches possible.
Tonight
Snow, mainly after 10pm. Low around 12. Wind chill values as low as -1. Northeast wind 8 to 11 mph, with gusts as high as 18 mph. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.
Sunday
Snow, mainly before 4pm. High near 16. Wind chill values as low as -3. North northeast wind 11 to 14 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 7 inches possible.
Sunday Night
A 20 percent chance of snow before midnight. Mostly cloudy, then gradually becoming mostly clear, with a low around -2. Wind chill values as low as -15. Northwest wind 9 to 14 mph, with gusts as high as 25 mph.
Monday
Sunny, with a high near 14. Northwest wind 5 to 10 mph, with gusts as high as 18 mph.
Monday Night
Mostly clear, with a low around 0. Light west wind becoming south southwest 5 to 10 mph in the evening. Winds could gust as high as 20 mph.
Tuesday
Sunny, with a high near 31. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.
Tuesday Night
Partly cloudy, with a low around 5. Light northwest wind.
Wednesday
Mostly sunny, with a high near 23. Calm wind becoming west 5 to 7 mph in the morning.
Wednesday Night
Mostly cloudy, with a low around 4. Light and variable wind becoming northwest around 6 mph in the evening.
Thursday
Mostly sunny, with a high near 19. Northwest wind 6 to 9 mph.
Thursday Night
Partly cloudy, with a low around 1. North northwest wind around 5 mph.
Friday
Mostly sunny, with a high near 20. North northwest wind 5 to 7 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Mount Vernon IL
 38.31°N 88.91°W
Last Update:
10:17 am CST Jan 24, 2026
Forecast Valid:
10am CST Jan 24, 2026-6pm CST Jan 30, 2026
 
Forecast Discussion
 
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Additional Resources

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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