Areas of Thunderstorms and Heavy Rain Across the Country; Heat Wave Begins This Weekend

Widespread showers and thunderstorms, some severe, may bring heavy rain and flash flooding in the central Gulf Coast, Mid-Atlantic, the Upper Midwest, the Great Basin and Southwest. A stretch of unusually hot and humid weather is expected across portions of the central U.S. and the Southeast beginning this weekend. Critical fire weather conditions are expected in the Northwest and Great Basin. Read More >

Hazardous Weather Conditions

Current conditions at

Mount Vernon Airport (KMVN)

Lat: 38.33°NLon: 88.85°WElev: 466ft.

Fog/Mist

74°F

23°C

Humidity 100%
Wind Speed Calm
Barometer 30.03 in (1016.8 mb)
Dewpoint 74°F (23°C)
Visibility 6.00 mi
Last update 17 Jul 8:56 pm CDT
Extended Forecast for

4 Miles ESE Radom IL

  • Tonight

    Tonight: Scattered showers and thunderstorms.  Patchy fog after 11pm.  Otherwise, mostly cloudy, with a low around 72. Calm wind.  Chance of precipitation is 40%.

    Low: 72 °F

    Scattered
    T-storms and
    Patchy Fog

  • Friday

    Friday: Scattered showers and thunderstorms.  Patchy fog before 8am.  Otherwise, partly sunny, with a high near 88. Light south southeast wind.  Chance of precipitation is 40%.

    High: 88 °F

    Scattered
    T-storms and
    Patchy Fog

  • Friday Night

    Friday Night: A 50 percent chance of showers and thunderstorms.  Mostly cloudy, with a low around 73. South wind 3 to 5 mph.

    Low: 73 °F

    Chance
    T-storms

  • Saturday

    Saturday: A 50 percent chance of showers and thunderstorms.  Mostly sunny, with a high near 91. South southwest wind 6 to 8 mph.

    High: 91 °F

    Chance
    T-storms

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 75. South wind around 6 mph.

    Low: 75 °F

    Partly Cloudy

  • Sunday

    Sunday: A 30 percent chance of showers and thunderstorms, mainly after 1pm.  Mostly sunny, with a high near 93. West southwest wind 3 to 6 mph.

    High: 93 °F

    Chance
    T-storms

  • Sunday Night

    Sunday Night: A 30 percent chance of showers and thunderstorms, mainly before 1am.  Partly cloudy, with a low around 75. South wind 3 to 6 mph.

    Low: 75 °F

    Chance
    T-storms

  • Monday

    Monday: A chance of showers and thunderstorms, mainly after 1pm.  Mostly sunny, with a high near 93. South southwest wind 5 to 7 mph.

    High: 93 °F

    Chance
    T-storms

  • Monday Night

    Monday Night: Partly cloudy, with a low around 76. South southeast wind around 6 mph.

    Low: 76 °F

    Partly Cloudy

Detailed Forecast

Tonight
Scattered showers and thunderstorms. Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 72. Calm wind. Chance of precipitation is 40%.
Friday
Scattered showers and thunderstorms. Patchy fog before 8am. Otherwise, partly sunny, with a high near 88. Light south southeast wind. Chance of precipitation is 40%.
Friday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 73. South wind 3 to 5 mph.
Saturday
A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 91. South southwest wind 6 to 8 mph.
Saturday Night
Partly cloudy, with a low around 75. South wind around 6 mph.
Sunday
A 30 percent chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 93. West southwest wind 3 to 6 mph.
Sunday Night
A 30 percent chance of showers and thunderstorms, mainly before 1am. Partly cloudy, with a low around 75. South wind 3 to 6 mph.
Monday
A chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 93. South southwest wind 5 to 7 mph.
Monday Night
Partly cloudy, with a low around 76. South southeast wind around 6 mph.
Tuesday
Sunny, with a high near 95. South southwest wind 5 to 7 mph.
Tuesday Night
Mostly clear, with a low around 76. South wind 3 to 6 mph.
Wednesday
Sunny, with a high near 96. South southwest wind 3 to 6 mph.
Wednesday Night
Mostly clear, with a low around 76. South wind 3 to 6 mph.
Thursday
Mostly sunny, with a high near 96. Southwest wind 3 to 6 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles ESE Radom IL
 38.25°N 89.14°W
7:31 pm CDT Jul 17, 2025
10pm CDT Jul 17, 2025-6pm CDT Jul 24, 2025
 
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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