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Hazardous Weather Conditions

Current conditions at

Mount Vernon Airport (KMVN)

Lat: 38.33°NLon: 88.85°WElev: 466ft.

Fog

74°F

23°C

Humidity 100%
Wind Speed Calm
Barometer 29.96 in (1014.4 mb)
Dewpoint 74°F (23°C)
Visibility 0.25 mi
Last update 26 Jul 6:56 am CDT
Extended Forecast for

2 Miles ENE Texico IL

Heat Advisory July 26, 07:00pm until July 28, 07:00pm
Extreme Heat Warning July 26, 11:00am until July 26, 07:00pm
Click here for hazard details and duration
Heat Advisory
Extreme Heat Warning

  • Today

    Today: A slight chance of showers and thunderstorms between 9am and 10am. Partly sunny, with a high near 92. Heat index values as high as 106. Calm wind. Chance of precipitation is 20%.

    High: 92 °F

    Slight Chance
    T-storms then
    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 76. Calm wind.

    Low: 76 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 95. Heat index values as high as 109. Calm wind becoming west southwest 5 to 8 mph in the afternoon.

    High: 95 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 77. South southwest wind around 7 mph.

    Low: 77 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 91. Northwest wind 5 to 8 mph.

    High: 91 °F

    Sunny

  • Tuesday Night

    Tuesday Night: A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 68. North wind 5 to 7 mph becoming calm in the evening.

    Low: 68 °F

    Slight Chance
    T-storms

  • Wednesday

    Wednesday: Sunny, with a high near 87. Calm wind becoming north around 6 mph in the afternoon.

    High: 87 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 64. Light north wind.

    Low: 64 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 87. Light east northeast wind.

    High: 87 °F

    Sunny

Detailed Forecast

Today
A slight chance of showers and thunderstorms between 9am and 10am. Partly sunny, with a high near 92. Heat index values as high as 106. Calm wind. Chance of precipitation is 20%.
Tonight
Partly cloudy, with a low around 76. Calm wind.
Monday
Sunny, with a high near 95. Heat index values as high as 109. Calm wind becoming west southwest 5 to 8 mph in the afternoon.
Monday Night
Mostly clear, with a low around 77. South southwest wind around 7 mph.
Tuesday
Sunny, with a high near 91. Northwest wind 5 to 8 mph.
Tuesday Night
A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 68. North wind 5 to 7 mph becoming calm in the evening.
Wednesday
Sunny, with a high near 87. Calm wind becoming north around 6 mph in the afternoon.
Wednesday Night
Mostly clear, with a low around 64. Light north wind.
Thursday
Sunny, with a high near 87. Light east northeast wind.
Thursday Night
Partly cloudy, with a low around 66. Calm wind.
Friday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 86. Calm wind.
Friday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 67. Calm wind.
Saturday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 85. Calm wind becoming north 5 to 7 mph in the afternoon.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles ENE Texico IL
 38.44°N 88.82°W
Last Update:
7:31 am CDT Jul 26, 2026
Forecast Valid:
7am CDT Jul 26, 2026-6pm CDT Aug 1, 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