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.

Mostly Cloudy

81°F

27°C

Humidity 79%
Wind Speed NW 14 mph
Barometer 29.91 in
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Heat Index86°F (30°C)
Last update 14 Jun 5:45 pm CDT
Extended Forecast for

2 Miles WSW New Burnside IL

  • Tonight

    Tonight: Showers and thunderstorms likely, mainly before 7pm. Patchy fog after 3am. Otherwise, partly cloudy, with a low around 68. North northwest wind 5 to 7 mph becoming calm after midnight. Chance of precipitation is 60%.

    Low: 68 °F

    T-storms
    Likely then
    Patchy Fog

  • Sunday

    Sunday: Patchy fog before 8am. Otherwise, partly sunny, with a high near 83. North wind 3 to 5 mph.

    High: 83 °F

    Patchy Fog
    then Partly
    Sunny

  • Sunday Night

    Sunday Night: A 30 percent chance of showers after 4am. Mostly cloudy, with a low around 69. Light and variable wind.

    Low: 69 °F

    Mostly Cloudy
    then Chance
    Showers

  • Monday

    Monday: A chance of showers, with thunderstorms also possible after 10am. Partly sunny, with a high near 83. Light south wind. Chance of precipitation is 40%.

    High: 83 °F

    Chance
    Showers then
    Chance
    T-storms

  • Monday Night

    Monday Night: A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 70. Light south wind.

    Low: 70 °F

    Chance
    T-storms then
    Chance
    Showers

  • Tuesday

    Tuesday: A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 85. Southwest wind 5 to 7 mph.

    High: 85 °F

    Chance
    Showers then
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A slight chance of showers and thunderstorms. Partly cloudy, with a low around 73. South southwest wind around 7 mph. Chance of precipitation is 20%.

    Low: 73 °F

    Slight Chance
    T-storms

  • Wednesday

    Wednesday: A chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 88. Southwest wind 9 to 13 mph, with gusts as high as 23 mph.

    High: 88 °F

    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 72. South southwest wind 6 to 9 mph, with gusts as high as 18 mph.

    Low: 72 °F

    Showers
    Likely

Detailed Forecast

Tonight
Showers and thunderstorms likely, mainly before 7pm. Patchy fog after 3am. Otherwise, partly cloudy, with a low around 68. North northwest wind 5 to 7 mph becoming calm after midnight. Chance of precipitation is 60%.
Sunday
Patchy fog before 8am. Otherwise, partly sunny, with a high near 83. North wind 3 to 5 mph.
Sunday Night
A 30 percent chance of showers after 4am. Mostly cloudy, with a low around 69. Light and variable wind.
Monday
A chance of showers, with thunderstorms also possible after 10am. Partly sunny, with a high near 83. Light south wind. Chance of precipitation is 40%.
Monday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 70. Light south wind.
Tuesday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 85. Southwest wind 5 to 7 mph.
Tuesday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 73. South southwest wind around 7 mph. Chance of precipitation is 20%.
Wednesday
A chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 88. Southwest wind 9 to 13 mph, with gusts as high as 23 mph.
Wednesday Night
Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 72. South southwest wind 6 to 9 mph, with gusts as high as 18 mph.
Juneteenth
A chance of showers and thunderstorms. Mostly sunny, with a high near 88. West northwest wind around 6 mph.
Thursday Night
Mostly clear, with a low around 69. Light west southwest wind.
Friday
Sunny, with a high near 89. Calm wind becoming south southwest around 5 mph in the afternoon.
Friday Night
Mostly clear, with a low around 73. South wind 3 to 5 mph.
Saturday
Sunny, with a high near 91. South southwest wind 5 to 8 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles WSW New Burnside IL
 37.57°N 88.79°W
Last Update:
5:47 pm CDT Jun 14, 2025
Forecast Valid:
6pm CDT Jun 14, 2025-6pm CDT Jun 21, 2025
 
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