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.

Fair

62°F

17°C

Humidity 84%
Wind Speed S 8 mph
Barometer 29.96 in
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Last update 16 Apr 7:35 pm CDT
Extended Forecast for

Energy IL

  • Tonight

    Tonight: Increasing clouds, with a low around 60. West southwest wind around 5 mph becoming calm in the evening.

    Low: 60 °F

    Increasing
    Clouds

  • Friday

    Friday: A 30 percent chance of showers and thunderstorms, mainly between 1pm and 4pm. Mostly sunny, with a high near 84. South southwest wind 5 to 15 mph, with gusts as high as 23 mph.

    High: 84 °F

    Mostly Sunny
    then Chance
    T-storms

  • Friday Night

    Friday Night: A slight chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 55. South wind 11 to 14 mph, with gusts as high as 21 mph. Chance of precipitation is 70%.

    Low: 55 °F

    Slight Chance
    T-storms then
    Showers
    Likely

  • Saturday

    Saturday: Showers and possibly a thunderstorm before 4pm, then showers likely. High near 68. Southwest wind 13 to 16 mph becoming northwest in the afternoon. Winds could gust as high as 25 mph. Chance of precipitation is 80%.

    High: 68 °F

    Showers

  • Saturday Night

    Saturday Night: A 20 percent chance of showers before 1am. Mostly clear, with a low around 39. North northwest wind 5 to 14 mph, with gusts as high as 22 mph.

    Low: 39 °F

    Slight Chance
    Showers

  • Sunday

    Sunday: Sunny, with a high near 66. Light west wind becoming west northwest 9 to 14 mph in the morning. Winds could gust as high as 21 mph.

    High: 66 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 42. North northwest wind around 6 mph becoming calm in the evening.

    Low: 42 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 72. Light and variable wind becoming south 5 to 7 mph in the morning.

    High: 72 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 52. South wind around 7 mph.

    Low: 52 °F

    Mostly Clear

Detailed Forecast

Tonight
Increasing clouds, with a low around 60. West southwest wind around 5 mph becoming calm in the evening.
Friday
A 30 percent chance of showers and thunderstorms, mainly between 1pm and 4pm. Mostly sunny, with a high near 84. South southwest wind 5 to 15 mph, with gusts as high as 23 mph.
Friday Night
A slight chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 55. South wind 11 to 14 mph, with gusts as high as 21 mph. Chance of precipitation is 70%.
Saturday
Showers and possibly a thunderstorm before 4pm, then showers likely. High near 68. Southwest wind 13 to 16 mph becoming northwest in the afternoon. Winds could gust as high as 25 mph. Chance of precipitation is 80%.
Saturday Night
A 20 percent chance of showers before 1am. Mostly clear, with a low around 39. North northwest wind 5 to 14 mph, with gusts as high as 22 mph.
Sunday
Sunny, with a high near 66. Light west wind becoming west northwest 9 to 14 mph in the morning. Winds could gust as high as 21 mph.
Sunday Night
Clear, with a low around 42. North northwest wind around 6 mph becoming calm in the evening.
Monday
Sunny, with a high near 72. Light and variable wind becoming south 5 to 7 mph in the morning.
Monday Night
Mostly clear, with a low around 52. South wind around 7 mph.
Tuesday
Mostly sunny, with a high near 78. Southwest wind 7 to 14 mph, with gusts as high as 22 mph.
Tuesday Night
Mostly clear, with a low around 56. South southwest wind 6 to 9 mph.
Wednesday
Mostly sunny, with a high near 78. Southwest wind 6 to 10 mph.
Wednesday Night
Mostly clear, with a low around 56. South wind around 7 mph.
Thursday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 79. South wind 6 to 11 mph, with gusts as high as 20 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Energy IL
 37.76°N 89°W
Last Update:
7:11 pm CDT Apr 16, 2026
Forecast Valid:
7pm CDT Apr 16, 2026-6pm CDT Apr 23, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation