Thunderstorms and Heavy Rains Across Portions of the Central and Eastern US; Heat Expands to Portions of the East

Widespread showers and thunderstorms, some severe, may produce heavy downpours and flash flooding across much of the eastern and central U.S. Dangerous heat will continue in the Pacific Northwest and expand across portions of the East. Deep tropical moisture and associated thunderstorms will bring heavy rainfall and localized flash flooding across portions of Florida into the central Gulf Coast. Read More >

Hazardous Weather Conditions

Current conditions at

Marion - Williamson County Regional Airport (KMWA)

Lat: 37.77°NLon: 89.01°WElev: 486ft.

Mostly Cloudy

73°F

23°C

Humidity 96%
Wind Speed S 8 mph
Barometer 29.96 in
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Last update 16 Jul 12:35 am CDT
Extended Forecast for

5 Miles NW Goreville IL

  • Overnight

    Overnight: A slight chance of showers, with thunderstorms also possible after 1am.  Mostly cloudy, with a low around 74. Light south southwest wind.  Chance of precipitation is 20%.

    Low: 74 °F

    Slight Chance
    T-storms

  • Wednesday

    Wednesday: A 30 percent chance of showers and thunderstorms after 1pm.  Mostly sunny, with a high near 89. Southwest wind 5 to 7 mph.

    High: 89 °F

    Mostly Sunny
    then Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 75. South southwest wind 3 to 5 mph.

    Low: 75 °F

    Mostly Clear

  • Thursday

    Thursday: A 40 percent chance of showers and thunderstorms after 1pm.  Mostly sunny, with a high near 90. West southwest wind 5 to 7 mph.

    High: 90 °F

    Sunny then
    Chance
    T-storms

  • Thursday Night

    Thursday Night: A 40 percent chance of showers and thunderstorms.  Mostly cloudy, with a low around 74. Light and variable wind.

    Low: 74 °F

    Chance
    T-storms

  • Friday

    Friday: A 50 percent chance of showers and thunderstorms, mainly after 1pm.  Partly sunny, with a high near 86. Light and variable wind.

    High: 86 °F

    Slight Chance
    T-storms then
    Chance
    T-storms

  • Friday Night

    Friday Night: A 20 percent chance of showers and thunderstorms.  Mostly cloudy, with a low around 74. Light southeast wind.

    Low: 74 °F

    Slight Chance
    T-storms

  • Saturday

    Saturday: A chance of showers and thunderstorms, mainly after 1pm.  Mostly sunny, with a high near 87. Southwest wind 5 to 7 mph.

    High: 87 °F

    Chance
    T-storms

  • Saturday Night

    Saturday Night: A slight chance of showers and thunderstorms.  Partly cloudy, with a low around 76. South wind around 5 mph.

    Low: 76 °F

    Slight Chance
    T-storms

Detailed Forecast

Overnight
A slight chance of showers, with thunderstorms also possible after 1am. Mostly cloudy, with a low around 74. Light south southwest wind. Chance of precipitation is 20%.
Wednesday
A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 89. Southwest wind 5 to 7 mph.
Wednesday Night
Mostly clear, with a low around 75. South southwest wind 3 to 5 mph.
Thursday
A 40 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 90. West southwest wind 5 to 7 mph.
Thursday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 74. Light and variable wind.
Friday
A 50 percent chance of showers and thunderstorms, mainly after 1pm. Partly sunny, with a high near 86. Light and variable wind.
Friday Night
A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 74. Light southeast wind.
Saturday
A chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 87. Southwest wind 5 to 7 mph.
Saturday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 76. South wind around 5 mph.
Sunday
A chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 89. Southwest wind around 6 mph.
Sunday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 75. South wind 3 to 5 mph.
Monday
A chance of showers and thunderstorms. Mostly sunny, with a high near 89. South wind 3 to 6 mph.
Monday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 76. South wind around 5 mph.
Tuesday
A slight chance of showers and thunderstorms. Sunny, with a high near 91. South southwest wind 5 to 7 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles NW Goreville IL
 37.6°N 89.07°W
12:02 am CDT Jul 16, 2025
12am CDT Jul 16, 2025-6pm CDT Jul 22, 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