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

N/A

Humidity NA
Wind Speed Calm
Barometer 30.44 in
Dewpoint N/A
Visibility 10.00 mi
Last update 28 Nov 2:56 am CST
Extended Forecast for

Ewing IL

  • Overnight

    Overnight: Clear, with a steady temperature around 26. Light north northwest wind.

    Low: 26 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 39. North northwest wind around 6 mph becoming calm in the afternoon.

    High: 39 °F

    Sunny

  • Friday Night

    Friday Night: A 30 percent chance of snow showers, mainly after 4am. Increasing clouds, with a low around 29. Calm wind becoming southeast 5 to 7 mph after midnight.

    Low: 29 °F

    Mostly Cloudy
    then Chance
    Snow Showers

  • Saturday

    Saturday: Rain, possibly mixed with snow, becoming all rain after 2pm. High near 39. Southeast wind 9 to 17 mph, with gusts as high as 24 mph. Chance of precipitation is 100%.

    High: 39 °F

    Rain/Snow

  • Saturday Night

    Saturday Night: Rain, mainly before midnight. Low around 27. South wind 14 to 17 mph becoming west northwest after midnight. Winds could gust as high as 24 mph. Chance of precipitation is 90%.

    Low: 27 °F

    Rain then
    Slight Chance
    Rain

  • Sunday

    Sunday: Mostly cloudy, with a high near 34. West northwest wind 10 to 17 mph, with gusts as high as 24 mph.

    High: 34 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 20. North northwest wind 5 to 9 mph becoming northeast after midnight.

    Low: 20 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 32. East northeast wind around 6 mph.

    High: 32 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: A chance of snow. Mostly cloudy, with a low around 22. Light north northeast wind.

    Low: 22 °F

    Chance Snow

Detailed Forecast

Overnight
Clear, with a steady temperature around 26. Light north northwest wind.
Friday
Sunny, with a high near 39. North northwest wind around 6 mph becoming calm in the afternoon.
Friday Night
A 30 percent chance of snow showers, mainly after 4am. Increasing clouds, with a low around 29. Calm wind becoming southeast 5 to 7 mph after midnight.
Saturday
Rain, possibly mixed with snow, becoming all rain after 2pm. High near 39. Southeast wind 9 to 17 mph, with gusts as high as 24 mph. Chance of precipitation is 100%.
Saturday Night
Rain, mainly before midnight. Low around 27. South wind 14 to 17 mph becoming west northwest after midnight. Winds could gust as high as 24 mph. Chance of precipitation is 90%.
Sunday
Mostly cloudy, with a high near 34. West northwest wind 10 to 17 mph, with gusts as high as 24 mph.
Sunday Night
Mostly cloudy, with a low around 20. North northwest wind 5 to 9 mph becoming northeast after midnight.
Monday
Mostly cloudy, with a high near 32. East northeast wind around 6 mph.
Monday Night
A chance of snow. Mostly cloudy, with a low around 22. Light north northeast wind.
Tuesday
Partly sunny, with a high near 34. North northwest wind 3 to 6 mph.
Tuesday Night
Partly cloudy, with a low around 20. Light and variable wind.
Wednesday
Mostly sunny, with a high near 40. South southwest wind 3 to 8 mph.
Wednesday Night
Mostly cloudy, with a low around 25. Light and variable wind becoming west northwest around 6 mph after midnight.
Thursday
Partly sunny, with a high near 37. Northwest wind 5 to 7 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Ewing IL
 38.09°N 88.84°W
Last Update:
3:31 am CST Nov 28, 2025
Forecast Valid:
3am CST Nov 28, 2025-6pm CST Dec 4, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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