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

61°F

16°C

Humidity 94%
Wind Speed Calm
Barometer 30.12 in
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Last update 3 Aug 6:47 am CDT
Extended Forecast for

Energy IL

  • Today

    Today: Sunny, with a high near 83. Calm wind becoming north northeast 5 to 8 mph in the morning.

    High: 83 °F

    Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 67. Northeast wind around 6 mph becoming calm in the evening.

    Low: 67 °F

    Mostly Cloudy

  • Monday

    Monday: A 40 percent chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 82. Calm wind becoming east around 6 mph in the morning.

    High: 82 °F

    Mostly Cloudy
    then Chance
    T-storms

  • Monday Night

    Monday Night: A 30 percent chance of showers and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 68. East wind around 5 mph becoming calm in the evening.

    Low: 68 °F

    Chance
    T-storms

  • Tuesday

    Tuesday: A 40 percent chance of showers and thunderstorms, mainly after 1pm. Partly sunny, with a high near 84. Calm wind becoming east southeast around 5 mph in the afternoon.

    High: 84 °F

    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 68. Light east southeast wind.

    Low: 68 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 87. Light east southeast wind.

    High: 87 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 69. Calm wind.

    Low: 69 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 89. Calm wind becoming east southeast around 5 mph.

    High: 89 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 83. Calm wind becoming north northeast 5 to 8 mph in the morning.
Tonight
Mostly cloudy, with a low around 67. Northeast wind around 6 mph becoming calm in the evening.
Monday
A 40 percent chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 82. Calm wind becoming east around 6 mph in the morning.
Monday Night
A 30 percent chance of showers and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 68. East wind around 5 mph becoming calm in the evening.
Tuesday
A 40 percent chance of showers and thunderstorms, mainly after 1pm. Partly sunny, with a high near 84. Calm wind becoming east southeast around 5 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 68. Light east southeast wind.
Wednesday
Mostly sunny, with a high near 87. Light east southeast wind.
Wednesday Night
Mostly clear, with a low around 69. Calm wind.
Thursday
Sunny, with a high near 89. Calm wind becoming east southeast around 5 mph.
Thursday Night
Mostly clear, with a low around 70. Light southeast wind.
Friday
Sunny, with a high near 90. Calm wind becoming south southeast 5 to 7 mph in the morning.
Friday Night
Mostly clear, with a low around 72. South southeast wind 3 to 5 mph.
Saturday
Sunny, with a high near 92. South wind 5 to 7 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Energy IL
 37.78°N 89.03°W
Last Update:
5:31 am CDT Aug 3, 2025
Forecast Valid:
6am CDT Aug 3, 2025-6pm CDT Aug 9, 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