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.

Fair

62°F

17°C

Humidity 96%
Wind Speed Calm
Barometer 30.02 in (1016.6 mb)
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Last update 20 Jun 12:56 am CDT
Extended Forecast for

7 Miles SSE Iuka IL

  • Overnight

    Overnight: Mostly cloudy, with a low around 65. Calm wind.

    Low: 65 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 85. Light and variable wind.

    High: 85 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 66. Calm wind.

    Low: 66 °F

    Partly Cloudy

  • Sunday

    Sunday: Showers and thunderstorms, mainly after 1pm. High near 83. Southeast wind 5 to 13 mph becoming south in the afternoon. Winds could gust as high as 21 mph. Chance of precipitation is 90%.

    High: 83 °F

    Chance
    T-storms then
    T-storms

  • Sunday Night

    Sunday Night: Showers and thunderstorms. Low around 68. Southwest wind 9 to 13 mph becoming west after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 90%.

    Low: 68 °F

    T-storms

  • Monday

    Monday: A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 78.

    High: 78 °F

    Slight Chance
    T-storms

  • Monday Night

    Monday Night: Partly cloudy, with a low around 61.

    Low: 61 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 79.

    High: 79 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 61.

    Low: 61 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 65. Calm wind.
Saturday
Mostly sunny, with a high near 85. Light and variable wind.
Saturday Night
Partly cloudy, with a low around 66. Calm wind.
Sunday
Showers and thunderstorms, mainly after 1pm. High near 83. Southeast wind 5 to 13 mph becoming south in the afternoon. Winds could gust as high as 21 mph. Chance of precipitation is 90%.
Sunday Night
Showers and thunderstorms. Low around 68. Southwest wind 9 to 13 mph becoming west after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 90%.
Monday
A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 78.
Monday Night
Partly cloudy, with a low around 61.
Tuesday
Mostly sunny, with a high near 79.
Tuesday Night
Partly cloudy, with a low around 61.
Wednesday
Sunny, with a high near 81.
Wednesday Night
Mostly clear, with a low around 62.
Thursday
A 20 percent chance of showers and thunderstorms. Sunny, with a high near 81.
Thursday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 62.
Friday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 82.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
7 Miles SSE Iuka IL
 38.53°N 88.76°W (Elev. 499 ft)
Last Update:
11:56 pm CDT Jun 19, 2026
Forecast Valid:
1am CDT Jun 20, 2026-6pm CDT Jun 26, 2026
 
Forecast Discussion
 
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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