Current conditions at
Marion - Williamson County Regional Airport (KMWA)
Lat: 37.77°NLon: 89.01°WElev: 486ft.
Overcast
45°F
7°C
| Humidity | 95% |
| Wind Speed | E 7 mph |
| Barometer | 29.90 in |
| Dewpoint | 44°F (7°C) |
| Visibility | 10.00 mi |
| Wind Chill | 41°F (5°C) |
| Last update | 14 Feb 8:35 pm CST |
Extended Forecast for
Energy IL
Tonight
Low: 45 °F
Showers
Likely then
ShowersSunday
High: 58 °F
Showers
Likely then
Mostly CloudySunday Night

Low: 36 °F
Partly Cloudy
Washington's Birthday

High: 62 °F
Mostly Sunny
Monday Night

Low: 43 °F
Mostly Cloudy
Tuesday

High: 66 °F
Mostly Cloudy
Tuesday Night

Low: 56 °F
Mostly Cloudy
Wednesday

High: 72 °F
Partly Sunny
Wednesday Night

Low: 50 °F
Partly Cloudy
Detailed Forecast
Tonight
Showers, mainly after 9pm. Low around 45. Northeast wind 6 to 8 mph. Chance of precipitation is 100%.
Sunday
Showers likely, mainly before 9am. Cloudy, then gradually becoming mostly sunny, with a high near 58. North northeast wind 5 to 14 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.
Sunday Night
Partly cloudy, with a low around 36. North wind 5 to 7 mph becoming calm in the evening.
Washington's Birthday
Mostly sunny, with a high near 62. Calm wind becoming south 5 to 9 mph in the morning.
Monday Night
Mostly cloudy, with a low around 43. South wind around 6 mph.
Tuesday
Mostly cloudy, with a high near 66. South wind 6 to 11 mph increasing to 12 to 17 mph in the afternoon. Winds could gust as high as 26 mph.
Tuesday Night
Mostly cloudy, with a low around 56. South wind around 18 mph, with gusts as high as 30 mph.
Wednesday
Partly sunny, with a high near 72. Southwest wind 14 to 17 mph, with gusts as high as 28 mph.
Wednesday Night
Partly cloudy, with a low around 50. South southwest wind 7 to 13 mph, with gusts as high as 18 mph.
Thursday
A chance of showers, mainly after noon. Partly sunny, with a high near 71. South southwest wind 7 to 15 mph, with gusts as high as 22 mph.
Thursday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 44. South southwest wind 7 to 11 mph becoming west after midnight.
Friday
A slight chance of showers. Partly sunny, with a high near 57. West wind 7 to 10 mph.
Friday Night
A slight chance of showers. Partly cloudy, with a low around 32. Northwest wind 6 to 8 mph.
Saturday
Mostly sunny, with a high near 50. Northwest wind 6 to 10 mph.
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ABOUT THIS FORECAST
Point Forecast:
Energy IL
37.76°N 89°W
37.76°N 89°W
8:52 pm CST Feb 14, 2026
8pm CST Feb 14, 2026-6pm CST Feb 21, 2026


