National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Marion - Williamson County Regional Airport (KMWA)

Lat: 37.77°NLon: 89.01°WElev: 486ft.

Partly Cloudy

66°F

19°C

Humidity 83%
Wind Speed NE 6 mph
Barometer 30.01 in
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Last update 1 Apr 1:45 pm CDT
Extended Forecast for

6 Miles WNW Goreville IL

  • This Afternoon

    This Afternoon: A 50 percent chance of showers and thunderstorms, mainly after 4pm. Partly sunny, with a high near 77. South southwest wind 9 to 11 mph, with gusts as high as 22 mph.

    High: 77 °F

    Chance
    T-storms

  • Tonight

    Tonight: A chance of showers and thunderstorms before 7pm, then a slight chance of showers between 7pm and 8pm. Mostly cloudy, with a low around 66. South wind 8 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 30%.

    Low: 66 °F

    Chance
    T-storms then
    Mostly Cloudy

  • Thursday

    Thursday: A 40 percent chance of showers and thunderstorms after 2pm. Mostly cloudy, with a high near 78. Breezy, with a south wind 16 to 21 mph, with gusts as high as 36 mph.

    High: 78 °F

    Breezy.
    Mostly Cloudy
    then Chance
    T-storms

  • Thursday Night

    Thursday Night: Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 64. South southwest wind 10 to 18 mph, with gusts as high as 30 mph. Chance of precipitation is 70%.

    Low: 64 °F

    Showers
    Likely

  • Friday

    Friday: Showers likely before 10am, then showers likely and possibly a thunderstorm between 10am and 1pm, then a chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 80. South wind 10 to 14 mph, with gusts as high as 28 mph. Chance of precipitation is 60%.

    High: 80 °F

    Showers
    Likely

  • Friday Night

    Friday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 59. South wind 11 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 70%.

    Low: 59 °F

    Chance
    Showers then
    Showers
    Likely

  • Saturday

    Saturday: Showers and possibly a thunderstorm. High near 69. South southwest wind 11 to 13 mph becoming west northwest in the afternoon. Winds could gust as high as 22 mph. Chance of precipitation is 90%.

    High: 69 °F

    Showers

  • Saturday Night

    Saturday Night: A chance of showers before 1am. Partly cloudy, with a low around 41. Northwest wind around 9 mph.

    Low: 41 °F

    Chance
    Showers

  • Sunday

    Sunday: Sunny, with a high near 59. Northwest wind 8 to 10 mph, with gusts as high as 20 mph.

    High: 59 °F

    Sunny

Detailed Forecast

This Afternoon
A 50 percent chance of showers and thunderstorms, mainly after 4pm. Partly sunny, with a high near 77. South southwest wind 9 to 11 mph, with gusts as high as 22 mph.
Tonight
A chance of showers and thunderstorms before 7pm, then a slight chance of showers between 7pm and 8pm. Mostly cloudy, with a low around 66. South wind 8 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 30%.
Thursday
A 40 percent chance of showers and thunderstorms after 2pm. Mostly cloudy, with a high near 78. Breezy, with a south wind 16 to 21 mph, with gusts as high as 36 mph.
Thursday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 64. South southwest wind 10 to 18 mph, with gusts as high as 30 mph. Chance of precipitation is 70%.
Friday
Showers likely before 10am, then showers likely and possibly a thunderstorm between 10am and 1pm, then a chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 80. South wind 10 to 14 mph, with gusts as high as 28 mph. Chance of precipitation is 60%.
Friday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 59. South wind 11 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 70%.
Saturday
Showers and possibly a thunderstorm. High near 69. South southwest wind 11 to 13 mph becoming west northwest in the afternoon. Winds could gust as high as 22 mph. Chance of precipitation is 90%.
Saturday Night
A chance of showers before 1am. Partly cloudy, with a low around 41. Northwest wind around 9 mph.
Sunday
Sunny, with a high near 59. Northwest wind 8 to 10 mph, with gusts as high as 20 mph.
Sunday Night
Clear, with a low around 38. North northwest wind 5 to 7 mph becoming calm after midnight.
Monday
Sunny, with a high near 65. Calm wind becoming northwest around 6 mph in the morning.
Monday Night
Partly cloudy, with a low around 43. North wind 3 to 6 mph.
Tuesday
Mostly sunny, with a high near 59. Northeast wind 6 to 8 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
6 Miles WNW Goreville IL
 37.58°N 89.07°W
Last Update:
1:26 pm CDT Apr 1, 2026
Forecast Valid:
2pm CDT Apr 1, 2026-6pm CDT Apr 7, 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