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.

77°F

25°C

Humidity 94%
Wind Speed SE 6 mph
Barometer 30.03 in (1016.7 mb)
Dewpoint 75°F (24°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 29 Jun 6:56 am CDT
Extended Forecast for

4 Miles SW Ina IL

Extreme Heat Warning June 29, 11:00am until July 3, 08:00pm
Click here for hazard details and duration
Extreme Heat Warning

  • Today

    Today: Sunny, with a high near 92. South southwest wind 6 to 11 mph, with gusts as high as 18 mph.

    High: 92 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 77. South wind 6 to 10 mph.

    Low: 77 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 92. South southwest wind 5 to 7 mph.

    High: 92 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 76. South wind 3 to 8 mph.

    Low: 76 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 94. South southwest wind 3 to 5 mph.

    High: 94 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 78. South wind around 6 mph becoming calm after midnight.

    Low: 78 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 94. Calm wind.

    High: 94 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 79. Light south wind.

    Low: 79 °F

    Mostly Clear

  • Friday

    Friday: A slight chance of showers and thunderstorms. Sunny, with a high near 94. Calm wind.

    High: 94 °F

    Slight Chance
    T-storms

Detailed Forecast

Today
Sunny, with a high near 92. South southwest wind 6 to 11 mph, with gusts as high as 18 mph.
Tonight
Mostly clear, with a low around 77. South wind 6 to 10 mph.
Tuesday
Sunny, with a high near 92. South southwest wind 5 to 7 mph.
Tuesday Night
Clear, with a low around 76. South wind 3 to 8 mph.
Wednesday
Sunny, with a high near 94. South southwest wind 3 to 5 mph.
Wednesday Night
Clear, with a low around 78. South wind around 6 mph becoming calm after midnight.
Thursday
Sunny, with a high near 94. Calm wind.
Thursday Night
Mostly clear, with a low around 79. Light south wind.
Friday
A slight chance of showers and thunderstorms. Sunny, with a high near 94. Calm wind.
Friday Night
Partly cloudy, with a low around 78. Light southwest wind.
Independence Day
A slight chance of showers and thunderstorms. Sunny, with a high near 93. Calm wind.
Saturday Night
A slight chance of showers and thunderstorms. Mostly clear, with a low around 77. Calm wind.
Sunday
A chance of showers and thunderstorms. Sunny, with a high near 91. Calm wind.
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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:
6:06 am CDT Jun 29, 2026
Forecast Valid:
7am CDT Jun 29, 2026-6pm CDT Jul 5, 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