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Hazardous Weather Conditions

Current conditions at

Mount Vernon Airport (KMVN)

Lat: 38.33°NLon: 88.85°WElev: 466ft.

Mostly Cloudy

33°C

91°F

Humidity 59%
Wind Speed S 17 km/h
Barometer 1014.7 mb (29.97 in)
Dewpoint 24°C (75°F)
Visibility 16 km
Heat Index39°C (102°F)
Last update 13 Jul 1:56 pm CDT
Extended Forecast for

3 Miles E Mount Vernon IL

  • This Afternoon

    This Afternoon: Showers and thunderstorms likely. Partly sunny, with a high near 31. Southwest wind 11 to 13 km/h. Chance of precipitation is 70%.

    High: 31 °C

    T-storms
    Likely

  • Tonight

    Tonight: A 40 percent chance of showers and thunderstorms before 1am. Patchy fog after 10pm. Otherwise, mostly cloudy, with a low around 21. Calm wind.

    Low: 21 °C

    Chance
    T-storms and
    Patchy Fog

  • Monday

    Monday: A 30 percent chance of showers and thunderstorms, mainly after 1pm. Patchy fog before 8am. Otherwise, partly sunny, with a high near 31. Calm wind.

    High: 31 °C

    Chance
    T-storms and
    Patchy Fog

  • Monday Night

    Monday Night: A 20 percent chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 22. Calm wind.

    Low: 22 °C

    Slight Chance
    T-storms

  • Tuesday

    Tuesday: A 50 percent chance of showers and thunderstorms, mainly after 1pm. Partly sunny, with a high near 32. Calm wind becoming south 5 to 10 km/h in the morning.

    High: 32 °C

    Slight Chance
    T-storms then
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 22. Calm wind.

    Low: 22 °C

    Slight Chance
    T-storms

  • Wednesday

    Wednesday: A 40 percent chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 33. Southwest wind 5 to 11 km/h.

    High: 33 °C

    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms, mainly before 1am. Partly cloudy, with a low around 22. Southwest wind 5 to 10 km/h.

    Low: 22 °C

    Chance
    T-storms

  • Thursday

    Thursday: A chance of showers and thunderstorms, mainly after 1pm. Partly sunny, with a high near 32. West southwest wind 5 to 13 km/h.

    High: 32 °C

    Chance
    T-storms

Detailed Forecast

This Afternoon
Showers and thunderstorms likely. Partly sunny, with a high near 31. Southwest wind 11 to 13 km/h. Chance of precipitation is 70%.
Tonight
A 40 percent chance of showers and thunderstorms before 1am. Patchy fog after 10pm. Otherwise, mostly cloudy, with a low around 21. Calm wind.
Monday
A 30 percent chance of showers and thunderstorms, mainly after 1pm. Patchy fog before 8am. Otherwise, partly sunny, with a high near 31. Calm wind.
Monday Night
A 20 percent chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 22. Calm wind.
Tuesday
A 50 percent chance of showers and thunderstorms, mainly after 1pm. Partly sunny, with a high near 32. Calm wind becoming south 5 to 10 km/h in the morning.
Tuesday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 22. Calm wind.
Wednesday
A 40 percent chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 33. Southwest wind 5 to 11 km/h.
Wednesday Night
A chance of showers and thunderstorms, mainly before 1am. Partly cloudy, with a low around 22. Southwest wind 5 to 10 km/h.
Thursday
A chance of showers and thunderstorms, mainly after 1pm. Partly sunny, with a high near 32. West southwest wind 5 to 13 km/h.
Thursday Night
A chance of showers and thunderstorms, mainly before 1am. Mostly cloudy, with a low around 22. West northwest wind 5 to 8 km/h becoming calm after midnight.
Friday
A chance of showers and thunderstorms. Mostly sunny, with a high near 31. North northeast wind 5 to 10 km/h becoming south southwest in the afternoon.
Friday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 21. Calm wind.
Saturday
A chance of showers and thunderstorms. Mostly sunny, with a high near 32. Calm wind becoming southwest 5 to 8 km/h in the morning.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles E Mount Vernon IL
 38.33°N 88.86°W
Last Update:
11:47 am CDT Jul 13, 2025
Forecast Valid:
1pm CDT Jul 13, 2025-6pm CDT Jul 19, 2025
 
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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