National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Mount Vernon Airport (KMVN)

Lat: 38.33°NLon: 88.85°WElev: 466ft.

Fair

73°F

23°C

Humidity 71%
Wind Speed SW 15 mph
Barometer 29.89 in (1012.0 mb)
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Last update 15 Apr 4:56 am CDT
Extended Forecast for

4 Miles SW Ina IL

  • Today

    Today: A 30 percent chance of showers and thunderstorms, mainly between 3pm and 5pm. Partly sunny, with a high near 81. South southwest wind 11 to 17 mph, with gusts as high as 29 mph.

    High: 81 °F

    Chance
    Showers

  • Tonight

    Tonight: Showers and thunderstorms before 4am, then showers likely and possibly a thunderstorm between 4am and 5am, then a chance of showers and thunderstorms after 5am. Low around 66. South southwest wind 10 to 13 mph, with gusts as high as 20 mph. Chance of precipitation is 80%.

    Low: 66 °F

    Chance
    T-storms then
    Showers

  • Thursday

    Thursday: Showers likely, with thunderstorms also possible after 10am. Mostly cloudy, then gradually becoming sunny, with a high near 77. Southwest wind 11 to 14 mph, with gusts as high as 21 mph. Chance of precipitation is 70%.

    High: 77 °F

    Showers
    Likely

  • Thursday Night

    Thursday Night: A slight chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 1am. Mostly clear, with a low around 62. South southwest wind 3 to 7 mph. Chance of precipitation is 20%.

    Low: 62 °F

    Slight Chance
    T-storms then
    Slight Chance
    Showers

  • Friday

    Friday: A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 82. South wind 5 to 13 mph, with gusts as high as 20 mph.

    High: 82 °F

    Mostly Sunny
    then Chance
    T-storms

  • Friday Night

    Friday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 60. South wind 11 to 14 mph, with gusts as high as 22 mph. Chance of precipitation is 60%.

    Low: 60 °F

    Chance
    T-storms then
    Showers
    Likely

  • Saturday

    Saturday: Showers likely and possibly a thunderstorm. Partly sunny, with a high near 68. South southwest wind around 16 mph becoming west in the afternoon. Winds could gust as high as 24 mph. Chance of precipitation is 60%.

    High: 68 °F

    Showers
    Likely

  • Saturday Night

    Saturday Night: A chance of showers, mainly before 1am. Partly cloudy, with a low around 42. West northwest wind 10 to 14 mph, with gusts as high as 21 mph.

    Low: 42 °F

    Chance
    Showers

  • Sunday

    Sunday: Sunny, with a high near 59. West northwest wind 9 to 11 mph, with gusts as high as 20 mph.

    High: 59 °F

    Sunny

Detailed Forecast

Today
A 30 percent chance of showers and thunderstorms, mainly between 3pm and 5pm. Partly sunny, with a high near 81. South southwest wind 11 to 17 mph, with gusts as high as 29 mph.
Tonight
Showers and thunderstorms before 4am, then showers likely and possibly a thunderstorm between 4am and 5am, then a chance of showers and thunderstorms after 5am. Low around 66. South southwest wind 10 to 13 mph, with gusts as high as 20 mph. Chance of precipitation is 80%.
Thursday
Showers likely, with thunderstorms also possible after 10am. Mostly cloudy, then gradually becoming sunny, with a high near 77. Southwest wind 11 to 14 mph, with gusts as high as 21 mph. Chance of precipitation is 70%.
Thursday Night
A slight chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 1am. Mostly clear, with a low around 62. South southwest wind 3 to 7 mph. Chance of precipitation is 20%.
Friday
A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 82. South wind 5 to 13 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 60. South wind 11 to 14 mph, with gusts as high as 22 mph. Chance of precipitation is 60%.
Saturday
Showers likely and possibly a thunderstorm. Partly sunny, with a high near 68. South southwest wind around 16 mph becoming west in the afternoon. Winds could gust as high as 24 mph. Chance of precipitation is 60%.
Saturday Night
A chance of showers, mainly before 1am. Partly cloudy, with a low around 42. West northwest wind 10 to 14 mph, with gusts as high as 21 mph.
Sunday
Sunny, with a high near 59. West northwest wind 9 to 11 mph, with gusts as high as 20 mph.
Sunday Night
Clear, with a low around 41. Northwest wind 5 to 8 mph becoming east after midnight.
Monday
Sunny, with a high near 64. South wind 6 to 8 mph.
Monday Night
Mostly clear, with a low around 50. South wind around 8 mph.
Tuesday
Sunny, with a high near 71. South southwest wind 8 to 13 mph, with gusts as high as 18 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:
1:51 am CDT Apr 15, 2026
Forecast Valid:
5am CDT Apr 15, 2026-6pm CDT Apr 21, 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