Hazardous Weather Conditions

Current conditions at

Marion - Williamson County Regional Airport (KMWA)

Lat: 37.77°NLon: 89.01°WElev: 486ft.

Overcast

70°F

21°C

Humidity 90%
Wind Speed Calm
Barometer 30.02 in
Dewpoint 67°F (19°C)
Visibility 10.00 mi
Last update 23 May 7:35 pm CDT
Extended Forecast for

Energy IL

  • Tonight

    Tonight: A 40 percent chance of showers and thunderstorms, mainly after 3am.  Mostly cloudy, with a low around 62. Calm wind.

    Low: 62 °F

    Mostly Cloudy
    then Chance
    T-storms

  • Sunday

    Sunday: Showers and thunderstorms likely, mainly before 4pm.  Mostly cloudy, with a high near 79. Calm wind becoming north northeast around 5 mph.  Chance of precipitation is 70%.

    High: 79 °F

    Showers
    Likely then
    Chance
    T-storms

  • Sunday Night

    Sunday Night: A 20 percent chance of showers after 1am.  Increasing clouds, with a low around 63. Calm wind.

    Low: 63 °F

    Partly Cloudy
    then Slight
    Chance
    Showers

  • Memorial Day

    Memorial Day: A chance of showers, with thunderstorms also possible after 1pm.  Mostly cloudy, with a high near 79. Calm wind becoming east 5 to 8 mph in the morning.  Chance of precipitation is 40%.

    High: 79 °F

    Chance
    Showers

  • Monday Night

    Monday Night: Showers likely, with thunderstorms also possible after 4am.  Mostly cloudy, with a low around 65. East southeast wind 5 to 7 mph becoming calm  in the evening.  Chance of precipitation is 70%.

    Low: 65 °F

    Chance
    Showers then
    Showers
    Likely

  • Tuesday

    Tuesday: Showers and possibly a thunderstorm.  High near 78. Southeast wind 3 to 8 mph.  Chance of precipitation is 90%.

    High: 78 °F

    Showers

  • Tuesday Night

    Tuesday Night: Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am.  Mostly cloudy, with a low around 67. Southeast wind 3 to 6 mph.  Chance of precipitation is 60%.

    Low: 67 °F

    Showers
    Likely

  • Wednesday

    Wednesday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm.  Mostly cloudy, with a high near 82. South wind 5 to 7 mph.

    High: 82 °F

    Showers
    Likely

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms.  Partly cloudy, with a low around 68. Light south southeast wind.

    Low: 68 °F

    Chance
    T-storms

Detailed Forecast

Tonight
A 40 percent chance of showers and thunderstorms, mainly after 3am. Mostly cloudy, with a low around 62. Calm wind.
Sunday
Showers and thunderstorms likely, mainly before 4pm. Mostly cloudy, with a high near 79. Calm wind becoming north northeast around 5 mph. Chance of precipitation is 70%.
Sunday Night
A 20 percent chance of showers after 1am. Increasing clouds, with a low around 63. Calm wind.
Memorial Day
A chance of showers, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 79. Calm wind becoming east 5 to 8 mph in the morning. Chance of precipitation is 40%.
Monday Night
Showers likely, with thunderstorms also possible after 4am. Mostly cloudy, with a low around 65. East southeast wind 5 to 7 mph becoming calm in the evening. Chance of precipitation is 70%.
Tuesday
Showers and possibly a thunderstorm. High near 78. Southeast wind 3 to 8 mph. Chance of precipitation is 90%.
Tuesday Night
Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 67. Southeast wind 3 to 6 mph. Chance of precipitation is 60%.
Wednesday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 82. South wind 5 to 7 mph.
Wednesday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 68. Light south southeast wind.
Thursday
A slight chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 84. Calm wind becoming south southeast around 5 mph.
Thursday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 66. Light east wind.
Friday
A chance of showers and thunderstorms. Mostly cloudy, with a high near 79. Light east northeast wind increasing to 5 to 9 mph in the morning.
Friday Night
A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 62. East northeast wind 6 to 8 mph.
Saturday
A slight chance of showers. Partly sunny, with a high near 79. East northeast wind 7 to 10 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
Energy IL
 37.76°N 89°W
5:31 pm CDT May 23, 2026
7pm CDT May 23, 2026-6pm CDT May 30, 2026
 
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