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

65°F

18°C

Humidity 93%
Wind Speed Calm
Barometer 29.93 in (1013.5 mb)
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Last update 21 Jun 3:56 am CDT
Extended Forecast for

7 Miles SSE Iuka IL

Flood Watch June 21, 07:00am until June 22, 07:00am
Click here for hazard details and duration
Flood Watch

  • Today

    Today: Showers and thunderstorms likely, mainly between 3pm and 4pm. Mostly cloudy, with a high near 85. East wind 5 to 15 mph becoming southwest in the afternoon. Winds could gust as high as 23 mph. Chance of precipitation is 60%.

    High: 85 °F

    Slight Chance
    T-storms then
    T-storms
    Likely

  • Tonight

    Tonight: Showers and thunderstorms, mainly before midnight. Low around 66. Southwest wind 8 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 80%.

    Low: 66 °F

    T-storms then
    Chance
    T-storms

  • Monday

    Monday: A 20 percent chance of showers and thunderstorms before noon. Mostly cloudy, with a high near 77. Northwest wind around 9 mph.

    High: 77 °F

    Slight Chance
    T-storms then
    Mostly Cloudy

  • Monday Night

    Monday Night: Mostly cloudy, then gradually becoming mostly clear, with a low around 59. North wind 5 to 7 mph becoming calm in the evening.

    Low: 59 °F

    Decreasing
    Clouds

  • Tuesday

    Tuesday: Sunny, with a high near 80. Light northeast wind.

    High: 80 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 61.

    Low: 61 °F

    Mostly Clear

  • Wednesday

    Wednesday: A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 83.

    High: 83 °F

    Sunny then
    Slight Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 64.

    Low: 64 °F

    Slight Chance
    T-storms

  • Thursday

    Thursday: A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 83.

    High: 83 °F

    Mostly Sunny
    then Chance
    T-storms

Detailed Forecast

Today
Showers and thunderstorms likely, mainly between 3pm and 4pm. Mostly cloudy, with a high near 85. East wind 5 to 15 mph becoming southwest in the afternoon. Winds could gust as high as 23 mph. Chance of precipitation is 60%.
Tonight
Showers and thunderstorms, mainly before midnight. Low around 66. Southwest wind 8 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 80%.
Monday
A 20 percent chance of showers and thunderstorms before noon. Mostly cloudy, with a high near 77. Northwest wind around 9 mph.
Monday Night
Mostly cloudy, then gradually becoming mostly clear, with a low around 59. North wind 5 to 7 mph becoming calm in the evening.
Tuesday
Sunny, with a high near 80. Light northeast wind.
Tuesday Night
Mostly clear, with a low around 61.
Wednesday
A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 83.
Wednesday Night
A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 64.
Thursday
A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 83.
Thursday Night
A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 63.
Friday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 83.
Friday Night
A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 66.
Saturday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 86.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
7 Miles SSE Iuka IL
 38.53°N 88.7°W (Elev. 482 ft)
Last Update:
3:11 am CDT Jun 21, 2026
Forecast Valid:
4am CDT Jun 21, 2026-6pm CDT Jun 27, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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