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.

A Few Clouds and Windy

79°F

26°C

Humidity 52%
Wind Speed S 28 G 33 mph
Barometer 29.96 in
Dewpoint 60°F (16°C)
Visibility 10.00 mi
Heat Index80°F (27°C)
Last update 30 Mar 3:56 pm CDT
Extended Forecast for

4 Miles SW Ina IL

  • This Afternoon

    This Afternoon: Sunny, with a high near 75. Southwest wind around 15 mph, with gusts as high as 28 mph.

    High: 75 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 63. South southwest wind 15 to 18 mph, with gusts as high as 26 mph.

    Low: 63 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 76. Breezy, with a south southwest wind 16 to 21 mph, with gusts as high as 29 mph.

    High: 76 °F

    Mostly Sunny
    and Breezy

  • Tuesday Night

    Tuesday Night: A 30 percent chance of showers after 1am. Partly cloudy, with a low around 63. South southwest wind 10 to 15 mph, with gusts as high as 23 mph.

    Low: 63 °F

    Partly Cloudy
    then Chance
    Showers

  • Wednesday

    Wednesday: Showers likely, mainly after 1pm. Mostly cloudy, with a high near 75. South southwest wind 8 to 11 mph. Chance of precipitation is 60%.

    High: 75 °F

    Showers
    Likely

  • Wednesday Night

    Wednesday Night: A 40 percent chance of showers. Mostly cloudy, with a low around 66. South southeast wind 10 to 15 mph, with gusts as high as 23 mph.

    Low: 66 °F

    Chance
    Showers

  • Thursday

    Thursday: A chance of showers before 10am, then a chance of showers and thunderstorms between 10am and 1pm, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 75. Breezy, with a south wind 17 to 20 mph, with gusts as high as 28 mph. Chance of precipitation is 60%.

    High: 75 °F

    Breezy.
    Chance
    Showers then
    Showers
    Likely

  • Thursday Night

    Thursday Night: Showers and possibly a thunderstorm. Mostly cloudy, with a low around 64. Breezy, with a south southwest wind 16 to 21 mph, with gusts as high as 28 mph.

    Low: 64 °F

    Showers and
    Breezy

  • Friday

    Friday: Showers likely, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 74. South wind around 14 mph, with gusts as high as 20 mph.

    High: 74 °F

    Showers
    Likely

Detailed Forecast

This Afternoon
Sunny, with a high near 75. Southwest wind around 15 mph, with gusts as high as 28 mph.
Tonight
Mostly clear, with a low around 63. South southwest wind 15 to 18 mph, with gusts as high as 26 mph.
Tuesday
Mostly sunny, with a high near 76. Breezy, with a south southwest wind 16 to 21 mph, with gusts as high as 29 mph.
Tuesday Night
A 30 percent chance of showers after 1am. Partly cloudy, with a low around 63. South southwest wind 10 to 15 mph, with gusts as high as 23 mph.
Wednesday
Showers likely, mainly after 1pm. Mostly cloudy, with a high near 75. South southwest wind 8 to 11 mph. Chance of precipitation is 60%.
Wednesday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 66. South southeast wind 10 to 15 mph, with gusts as high as 23 mph.
Thursday
A chance of showers before 10am, then a chance of showers and thunderstorms between 10am and 1pm, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 75. Breezy, with a south wind 17 to 20 mph, with gusts as high as 28 mph. Chance of precipitation is 60%.
Thursday Night
Showers and possibly a thunderstorm. Mostly cloudy, with a low around 64. Breezy, with a south southwest wind 16 to 21 mph, with gusts as high as 28 mph.
Friday
Showers likely, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 74. South wind around 14 mph, with gusts as high as 20 mph.
Friday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 62. South wind 13 to 15 mph, with gusts as high as 21 mph.
Saturday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 68. South wind 15 to 17 mph, with gusts as high as 23 mph.
Saturday Night
A chance of showers. Mostly cloudy, with a low around 43. West northwest wind around 16 mph, with gusts as high as 21 mph.
Sunday
A chance of showers. Mostly sunny, with a high near 55. West northwest wind 14 to 16 mph, with gusts as high as 21 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SW Ina IL
 38.11°N 88.95°W
Last Update:
3:12 pm CDT Mar 30, 2026
Forecast Valid:
4pm CDT Mar 30, 2026-6pm CDT Apr 5, 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