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

Marion - Williamson County Regional Airport (KMWA)

Lat: 37.77°NLon: 89.01°WElev: 486ft.

Fair

64°F

18°C

Humidity 67%
Wind Speed S 10 mph
Barometer 29.91 in
Dewpoint 53°F (12°C)
Visibility 10.00 mi
Last update 26 Mar 3:15 am CDT
Extended Forecast for

2 Miles SSE Energy IL

  • Overnight

    Overnight: Mostly clear, with a steady temperature around 66. South southwest wind 11 to 13 mph, with gusts as high as 22 mph.

    Low: 66 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 85. Breezy, with a south southwest wind 13 to 22 mph, with gusts as high as 33 mph.

    High: 85 °F

    Sunny then
    Sunny and
    Breezy

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 4am. Increasing clouds, with a low around 45. South southwest wind 11 to 17 mph becoming north northwest after midnight. Winds could gust as high as 29 mph. Chance of precipitation is 60%.

    Low: 45 °F

    Partly Cloudy
    then Showers
    Likely

  • Friday

    Friday: Showers likely and possibly a thunderstorm. Cloudy, then gradually becoming mostly sunny, with a high near 53. North wind 14 to 17 mph, with gusts as high as 26 mph. Chance of precipitation is 70%.

    High: 53 °F

    Showers
    Likely

  • Friday Night

    Friday Night: Mostly clear, with a low around 31. North wind 6 to 15 mph, with gusts as high as 23 mph.

    Low: 31 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 56. North northeast wind 5 to 7 mph becoming east in the afternoon.

    High: 56 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 40. Southeast wind 3 to 5 mph.

    Low: 40 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 68. South wind 6 to 14 mph, with gusts as high as 21 mph.

    High: 68 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 56. South wind 9 to 11 mph, with gusts as high as 21 mph.

    Low: 56 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly clear, with a steady temperature around 66. South southwest wind 11 to 13 mph, with gusts as high as 22 mph.
Thursday
Sunny, with a high near 85. Breezy, with a south southwest wind 13 to 22 mph, with gusts as high as 33 mph.
Thursday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 4am. Increasing clouds, with a low around 45. South southwest wind 11 to 17 mph becoming north northwest after midnight. Winds could gust as high as 29 mph. Chance of precipitation is 60%.
Friday
Showers likely and possibly a thunderstorm. Cloudy, then gradually becoming mostly sunny, with a high near 53. North wind 14 to 17 mph, with gusts as high as 26 mph. Chance of precipitation is 70%.
Friday Night
Mostly clear, with a low around 31. North wind 6 to 15 mph, with gusts as high as 23 mph.
Saturday
Sunny, with a high near 56. North northeast wind 5 to 7 mph becoming east in the afternoon.
Saturday Night
Partly cloudy, with a low around 40. Southeast wind 3 to 5 mph.
Sunday
Partly sunny, with a high near 68. South wind 6 to 14 mph, with gusts as high as 21 mph.
Sunday Night
Partly cloudy, with a low around 56. South wind 9 to 11 mph, with gusts as high as 21 mph.
Monday
Mostly sunny, with a high near 78. South southwest wind 13 to 16 mph, with gusts as high as 25 mph.
Monday Night
Partly cloudy, with a low around 62. South wind around 11 mph, with gusts as high as 21 mph.
Tuesday
A slight chance of showers. Partly sunny, with a high near 81. South southwest wind 13 to 17 mph, with gusts as high as 26 mph.
Tuesday Night
A slight chance of showers. Mostly cloudy, with a low around 63. South southwest wind around 14 mph, with gusts as high as 23 mph.
Wednesday
A chance of showers and thunderstorms. Partly sunny, with a high near 80. South southwest wind 14 to 18 mph, with gusts as high as 29 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SSE Energy IL
 37.76°N 89°W
Last Update:
1:26 am CDT Mar 26, 2026
Forecast Valid:
3am CDT Mar 26, 2026-6pm CDT Apr 1, 2026
 
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Additional Resources

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Chance of Precipitation