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.

Overcast

36°F

2°C

Humidity 69%
Wind Speed W 17 G 26 mph
Barometer 29.67 in
Dewpoint 26°F (-3°C)
Visibility 10.00 mi
Wind Chill26°F (-3°C)
Last update 16 Mar 1:15 am CDT
Extended Forecast for

Energy IL

Wind Advisory March 16, 01:33am until March 16, 07:00am
Click here for hazard details and duration
Wind Advisory
  •  
    Wind Advisory March 16, 01:33am until March 16, 07:00am

    NOW until 7:00am Mon

    Wind Advisory

  • Overnight

    Low: 26 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 34. Breezy, with a west northwest wind 18 to 22 mph, with gusts as high as 33 mph.

    High: 34 °F

    Mostly Cloudy
    and Breezy

  • Monday Night

    Monday Night: Partly cloudy, with a low around 17. West northwest wind 10 to 17 mph, with gusts as high as 25 mph.

    Low: 17 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 37. Northwest wind 7 to 10 mph.

    High: 37 °F

    Sunny

  • Tuesday Night

    Tuesday Night: A 30 percent chance of snow showers, mainly after 1am. Mostly cloudy, with a low around 31. Light south southeast wind becoming south 6 to 11 mph in the evening. Winds could gust as high as 21 mph.

    Low: 31 °F

    Chance Snow
    Showers

  • Wednesday

    Wednesday: Mostly sunny, with a high near 59. South wind around 14 mph, with gusts as high as 23 mph.

    High: 59 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 42. South southwest wind 6 to 8 mph.

    Low: 42 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 70. South southwest wind 6 to 9 mph.

    High: 70 °F

    Sunny

Detailed Forecast

Overnight
Mostly cloudy, with a low around 26. West northwest wind around 18 mph, with gusts as high as 30 mph.
Monday
Mostly cloudy, with a high near 34. Breezy, with a west northwest wind 18 to 22 mph, with gusts as high as 33 mph.
Monday Night
Partly cloudy, with a low around 17. West northwest wind 10 to 17 mph, with gusts as high as 25 mph.
Tuesday
Sunny, with a high near 37. Northwest wind 7 to 10 mph.
Tuesday Night
A 30 percent chance of snow showers, mainly after 1am. Mostly cloudy, with a low around 31. Light south southeast wind becoming south 6 to 11 mph in the evening. Winds could gust as high as 21 mph.
Wednesday
Mostly sunny, with a high near 59. South wind around 14 mph, with gusts as high as 23 mph.
Wednesday Night
Partly cloudy, with a low around 42. South southwest wind 6 to 8 mph.
Thursday
Sunny, with a high near 70. South southwest wind 6 to 9 mph.
Thursday Night
Mostly clear, with a low around 46. West southwest wind around 6 mph becoming light and variable after midnight.
Friday
Mostly sunny, with a high near 73. Light and variable wind becoming southwest 5 to 7 mph in the morning.
Friday Night
Partly cloudy, with a low around 53. Southwest wind around 7 mph.
Saturday
Sunny, with a high near 78. West wind 7 to 9 mph.
Saturday Night
Mostly clear, with a low around 52. Southwest wind around 8 mph.
Sunday
Sunny, with a high near 72. South wind 9 to 13 mph becoming north in the afternoon. Winds could gust as high as 21 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Energy IL
 37.76°N 89°W
Last Update:
1:26 am CDT Mar 16, 2026
Forecast Valid:
1am CDT Mar 16, 2026-6pm CDT Mar 22, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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