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.

Mostly Cloudy

46°F

8°C

Humidity 93%
Wind Speed S 8 mph
Barometer 29.98 in (1015.7 mb)
Dewpoint 44°F (7°C)
Visibility 7.00 mi
Wind Chill42°F (6°C)
Last update 17 Feb 7:56 am CST
Extended Forecast for

Ewing IL

  • Today

    Today: Patchy fog between 8am and 9am. Otherwise, mostly cloudy, with a high near 63. South wind 7 to 16 mph, with gusts as high as 28 mph.

    High: 63 °F

    Patchy Fog
    then Cloudy

  • Tonight

    Tonight: A 20 percent chance of rain after 5am. Mostly cloudy, with a low around 56. Breezy, with a south wind 15 to 20 mph, with gusts as high as 33 mph.

    Low: 56 °F

    Breezy.
    Cloudy then
    Slight Chance
    Rain

  • Wednesday

    Wednesday: Mostly sunny, with a high near 72. Southwest wind 7 to 17 mph, with gusts as high as 28 mph.

    High: 72 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers after midnight. Partly cloudy, with a low around 54. South wind around 6 mph.

    Low: 54 °F

    Partly Cloudy
    then Chance
    Showers

  • Thursday

    Thursday: A chance of showers, with thunderstorms also possible after noon. Partly sunny, with a high near 70. South southwest wind 6 to 15 mph, with gusts as high as 23 mph. Chance of precipitation is 50%.

    High: 70 °F

    Chance
    Showers then
    Chance
    T-storms

  • Thursday Night

    Thursday Night: A 30 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 39. West wind 10 to 13 mph, with gusts as high as 21 mph.

    Low: 39 °F

    Chance
    T-storms then
    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 53. West wind 6 to 13 mph, with gusts as high as 20 mph.

    High: 53 °F

    Sunny

  • Friday Night

    Friday Night: A slight chance of showers after midnight. Partly cloudy, with a low around 33. West northwest wind around 6 mph becoming north after midnight.

    Low: 33 °F

    Partly Cloudy
    then Slight
    Chance
    Showers

  • Saturday

    Saturday: A chance of showers, mainly after noon. Mostly sunny, with a high near 47. North northwest wind 6 to 10 mph.

    High: 47 °F

    Chance
    Showers

Detailed Forecast

Today
Patchy fog between 8am and 9am. Otherwise, mostly cloudy, with a high near 63. South wind 7 to 16 mph, with gusts as high as 28 mph.
Tonight
A 20 percent chance of rain after 5am. Mostly cloudy, with a low around 56. Breezy, with a south wind 15 to 20 mph, with gusts as high as 33 mph.
Wednesday
Mostly sunny, with a high near 72. Southwest wind 7 to 17 mph, with gusts as high as 28 mph.
Wednesday Night
A 30 percent chance of showers after midnight. Partly cloudy, with a low around 54. South wind around 6 mph.
Thursday
A chance of showers, with thunderstorms also possible after noon. Partly sunny, with a high near 70. South southwest wind 6 to 15 mph, with gusts as high as 23 mph. Chance of precipitation is 50%.
Thursday Night
A 30 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 39. West wind 10 to 13 mph, with gusts as high as 21 mph.
Friday
Sunny, with a high near 53. West wind 6 to 13 mph, with gusts as high as 20 mph.
Friday Night
A slight chance of showers after midnight. Partly cloudy, with a low around 33. West northwest wind around 6 mph becoming north after midnight.
Saturday
A chance of showers, mainly after noon. Mostly sunny, with a high near 47. North northwest wind 6 to 10 mph.
Saturday Night
A slight chance of rain and snow showers before midnight. Partly cloudy, with a low around 27. Northwest wind 7 to 10 mph.
Sunday
Sunny, with a high near 40. Northwest wind 9 to 14 mph, with gusts as high as 20 mph.
Sunday Night
Mostly clear, with a low around 20. North northwest wind 6 to 8 mph.
Monday
Sunny, with a high near 40. North northwest wind 5 to 8 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Ewing IL
 38.09°N 88.87°W
Last Update:
7:26 am CST Feb 17, 2026
Forecast Valid:
7am CST Feb 17, 2026-6pm CST Feb 23, 2026
 
Forecast Discussion
 
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Additional Resources

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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