Hazardous Weather Conditions
Current conditions at
Marion - Williamson County Regional Airport (KMWA)
Lat: 37.77°NLon: 89.01°WElev: 486ft.
Fair
47°F
8°C
| Humidity | 53% |
| Wind Speed | N 9 mph |
| Barometer | 30.49 in |
| Dewpoint | 31°F (-1°C) |
| Visibility | 10.00 mi |
| Wind Chill | 43°F (6°C) |
| Last update | 27 Mar 7:35 pm CDT |
Extended Forecast for
Marion IL
Freeze Warning March 28, 01:00am until March 28, 09:00am
Tonight

Low: 32 °F
Mostly Clear
Saturday

High: 57 °F
Sunny
Saturday Night

Low: 39 °F
Mostly Clear
Sunday

High: 70 °F
Partly Sunny
Sunday Night

Low: 56 °F
Partly Cloudy
Monday

High: 79 °F
Mostly Sunny
Monday Night

Low: 65 °F
Partly Cloudy
Tuesday

High: 82 °F
Mostly Sunny
and BreezyTuesday Night

Low: 54 °F
Chance
Showers
Detailed Forecast
Tonight
Mostly clear, with a low around 32. North wind 6 to 13 mph, with gusts as high as 22 mph.
Saturday
Sunny, with a high near 57. North northeast wind around 6 mph becoming east southeast in the afternoon.
Saturday Night
Mostly clear, with a low around 39. Southeast wind 3 to 5 mph.
Sunday
Partly sunny, with a high near 70. South southwest wind 6 to 14 mph, with gusts as high as 24 mph.
Sunday Night
Partly cloudy, with a low around 56. South wind around 10 mph, with gusts as high as 18 mph.
Monday
Mostly sunny, with a high near 79. South southwest wind 10 to 17 mph, with gusts as high as 26 mph.
Monday Night
Partly cloudy, with a low around 65. South wind around 14 mph, with gusts as high as 24 mph.
Tuesday
Mostly sunny, with a high near 82. Breezy, with a south southwest wind 15 to 20 mph, with gusts as high as 30 mph.
Tuesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 54. South southwest wind 13 to 15 mph becoming west after midnight. Winds could gust as high as 24 mph.
Wednesday
Showers likely and possibly a thunderstorm before 1pm, then a chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 64. West northwest wind 13 to 15 mph becoming north northeast in the afternoon. Winds could gust as high as 24 mph.
Wednesday Night
Showers and thunderstorms likely. Mostly cloudy, with a low around 47. Northeast wind around 11 mph, with gusts as high as 20 mph.
Thursday
Showers and thunderstorms likely. Mostly cloudy, with a high near 60. East northeast wind around 11 mph, with gusts as high as 21 mph.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 51. East southeast wind 7 to 9 mph becoming south southwest after midnight.
Friday
A chance of showers. Mostly cloudy, with a high near 70. South wind 7 to 10 mph.
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ABOUT THIS FORECAST
Point Forecast:
Marion IL
37.73°N 88.92°W
37.73°N 88.92°W
5:26 pm CDT Mar 27, 2026
7pm CDT Mar 27, 2026-6pm CDT Apr 3, 2026



