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Hazardous Weather Conditions

Current conditions at

Marion - Williamson County Regional Airport (KMWA)

Lat: 37.77°NLon: 89.01°WElev: 486ft.

Fog/Mist

71°F

22°C

Humidity 98%
Wind Speed Calm
Barometer 30.03 in
Dewpoint 71°F (22°C)
Visibility 4.00 mi
Last update 11 Jul 10:55 pm CDT
Extended Forecast for

4 Miles NE Goreville IL

Flood Watch July 11, 11:10pm until July 12, 01:00am
Click here for hazard details and duration
Flood Watch
  •  
    Flood Watch July 11, 11:10pm until July 12, 01:00am

    NOW until 1:00am Sun

    Flood Watch

  • Tonight

    Low: 72 °F

    Slight Chance
    Showers

  • Sunday

    Sunday: A 30 percent chance of showers and thunderstorms, mainly between 1pm and 3pm. Mostly sunny, with a high near 81. North northeast wind 6 to 9 mph.

    High: 81 °F

    Partly Sunny
    then Chance
    T-storms

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 68. North wind 3 to 7 mph.

    Low: 68 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 83. North northeast wind 5 to 10 mph, with gusts as high as 18 mph.

    High: 83 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 69. North northeast wind around 6 mph becoming calm in the evening.

    Low: 69 °F

    Mostly Clear

  • Tuesday

    Tuesday: A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 85. East northeast wind 3 to 8 mph.

    High: 85 °F

    Sunny then
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 70. Light and variable wind.

    Low: 70 °F

    Mostly Clear

  • Wednesday

    Wednesday: A slight chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 86. Calm wind becoming south southeast around 5 mph.

    High: 86 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

Detailed Forecast

Tonight
A 20 percent chance of showers before 3am. Mostly cloudy, with a steady temperature around 72. North wind 3 to 5 mph.
Sunday
A 30 percent chance of showers and thunderstorms, mainly between 1pm and 3pm. Mostly sunny, with a high near 81. North northeast wind 6 to 9 mph.
Sunday Night
Mostly clear, with a low around 68. North wind 3 to 7 mph.
Monday
Sunny, with a high near 83. North northeast wind 5 to 10 mph, with gusts as high as 18 mph.
Monday Night
Mostly clear, with a low around 69. North northeast wind around 6 mph becoming calm in the evening.
Tuesday
A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 85. East northeast wind 3 to 8 mph.
Tuesday Night
Mostly clear, with a low around 70. Light and variable wind.
Wednesday
A slight chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 86. Calm wind becoming south southeast around 5 mph.
Wednesday Night
Mostly clear, with a low around 72. Calm wind.
Thursday
A slight chance of showers and thunderstorms after 1pm. Sunny, with a high near 88. Calm wind becoming southwest around 5 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 73. Calm wind.
Friday
Sunny, with a high near 89. Calm wind becoming west around 6 mph in the morning.
Friday Night
A slight chance of showers and thunderstorms. Mostly clear, with a low around 74. Calm wind.
Saturday
Sunny, with a high near 90. Calm wind becoming west southwest around 6 mph in the morning.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NE Goreville IL
 37.6°N 88.93°W
Last Update:
8:11 pm CDT Jul 11, 2026
Forecast Valid:
11pm CDT Jul 11, 2026-6pm CDT Jul 18, 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