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Hazardous Weather Conditions

Current conditions at

Mount Vernon Airport (KMVN)

Lat: 38.33°NLon: 88.85°WElev: 466ft.

Fair

74°F

23°C

Humidity 88%
Wind Speed W 3 mph
Barometer 30.04 in (1017.1 mb)
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Last update 28 Jun 12:56 am CDT
Extended Forecast for

3 Miles WNW Opdyke IL

  • Overnight

    Overnight: A 30 percent chance of showers and thunderstorms, mainly between 4am and 5am. Patchy fog. Otherwise, mostly cloudy, with a low around 72. Calm wind.

    Low: 72 °F

    Chance
    T-storms and
    Patchy Fog

  • Saturday

    Saturday: A 40 percent chance of showers and thunderstorms, mainly before 4pm. Patchy fog before 8am. Otherwise, mostly sunny, with a high near 89. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 89 °F

    Chance
    T-storms and
    Patchy Fog

  • Saturday Night

    Saturday Night: A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 72. Light south wind. Chance of precipitation is 20%.

    Low: 72 °F

    Slight Chance
    T-storms

  • Sunday

    Sunday: Showers likely, with thunderstorms also possible after 7am. Partly sunny, with a high near 87. Calm wind becoming south southwest around 6 mph in the morning. Chance of precipitation is 70%.

    High: 87 °F

    Showers
    Likely

  • Sunday Night

    Sunday Night: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 72. South wind around 5 mph becoming calm in the evening.

    Low: 72 °F

    Chance
    T-storms

  • Monday

    Monday: Showers and possibly a thunderstorm. High near 87. West wind 5 to 7 mph. Chance of precipitation is 80%.

    High: 87 °F

    Showers
    Likely then
    T-storms

  • Monday Night

    Monday Night: A 30 percent chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 70. Light and variable wind.

    Low: 70 °F

    Chance
    T-storms

  • Tuesday

    Tuesday: Mostly sunny, with a high near 86. North northwest wind 3 to 6 mph.

    High: 86 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 66. Light north northwest wind.

    Low: 66 °F

    Mostly Clear

Detailed Forecast

Overnight
A 30 percent chance of showers and thunderstorms, mainly between 4am and 5am. Patchy fog. Otherwise, mostly cloudy, with a low around 72. Calm wind.
Saturday
A 40 percent chance of showers and thunderstorms, mainly before 4pm. Patchy fog before 8am. Otherwise, mostly sunny, with a high near 89. Calm wind becoming southwest around 5 mph in the afternoon.
Saturday Night
A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 72. Light south wind. Chance of precipitation is 20%.
Sunday
Showers likely, with thunderstorms also possible after 7am. Partly sunny, with a high near 87. Calm wind becoming south southwest around 6 mph in the morning. Chance of precipitation is 70%.
Sunday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 72. South wind around 5 mph becoming calm in the evening.
Monday
Showers and possibly a thunderstorm. High near 87. West wind 5 to 7 mph. Chance of precipitation is 80%.
Monday Night
A 30 percent chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 70. Light and variable wind.
Tuesday
Mostly sunny, with a high near 86. North northwest wind 3 to 6 mph.
Tuesday Night
Mostly clear, with a low around 66. Light north northwest wind.
Wednesday
Sunny, with a high near 87. Light west northwest wind.
Wednesday Night
Mostly clear, with a low around 68. Calm wind.
Thursday
Sunny, with a high near 89. Light south southwest wind.
Thursday Night
Mostly clear, with a low around 70. Light south wind.
Independence Day
A chance of showers and thunderstorms. Mostly sunny, with a high near 89. South southwest wind 3 to 8 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WNW Opdyke IL
 38.31°N 88.8°W
Last Update:
9:02 pm CDT Jun 27, 2025
Forecast Valid:
1am CDT Jun 28, 2025-6pm CDT Jul 4, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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