Current conditions at
Marion - Williamson County Regional Airport (KMWA)
Lat: 37.77°NLon: 89.01°WElev: 486ft.
Mostly Cloudy
30°F
-1°C
| Humidity | 59% |
| Wind Speed | Calm |
| Barometer | 30.25 in |
| Dewpoint | 18°F (-8°C) |
| Visibility | 10.00 mi |
| Last update | 30 Dec 4:45 pm CST |
Extended Forecast for
Marion IL
Tonight
Low: 27 °F
Mostly Clear
Wednesday
High: 43 °F
Partly Sunny
Wednesday Night
Low: 27 °F
Partly Cloudy
New Year's Day
High: 41 °F
Mostly Sunny
Thursday Night
Low: 32 °F
Mostly Cloudy
Friday
High: 47 °F
Cloudy
Friday Night
Low: 28 °F
Mostly Cloudy
Saturday
High: 42 °F
Mostly Sunny
Saturday Night
Low: 26 °F
Mostly Clear
Detailed Forecast
Tonight
Mostly clear, with a low around 27. Southwest wind 3 to 6 mph.
Wednesday
Partly sunny, with a high near 43. West wind 5 to 8 mph.
Wednesday Night
Partly cloudy, with a low around 27. Light and variable wind.
New Year's Day
Mostly sunny, with a high near 41. Calm wind becoming east northeast around 5 mph.
Thursday Night
Mostly cloudy, with a low around 32. Calm wind.
Friday
Cloudy, with a high near 47. Calm wind becoming northeast around 6 mph in the morning.
Friday Night
Mostly cloudy, with a low around 28. North northeast wind around 5 mph.
Saturday
Mostly sunny, with a high near 42. North northeast wind 3 to 6 mph.
Saturday Night
Mostly clear, with a low around 26. Calm wind.
Sunday
Partly sunny, with a high near 48. Calm wind becoming south 5 to 7 mph in the morning.
Sunday Night
Partly cloudy, with a low around 35. Southwest wind around 6 mph.
Monday
Mostly sunny, with a high near 53. West southwest wind 6 to 8 mph becoming northwest in the afternoon.
Monday Night
Partly cloudy, with a low around 32. Northwest wind 3 to 5 mph.
Tuesday
Mostly sunny, with a high near 48. North northwest wind 3 to 7 mph.
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
Marion IL
37.73°N 88.92°W
37.73°N 88.92°W
4:16 pm CST Dec 30, 2025
5pm CST Dec 30, 2025-6pm CST Jan 6, 2026
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