Current conditions at
Marion - Williamson County Regional Airport (KMWA)
Lat: 37.77°NLon: 89.01°WElev: 486ft.
Fair
46°F
8°C
| Humidity | 76% |
| Wind Speed | NE 6 mph |
| Barometer | 30.15 in |
| Dewpoint | 39°F (4°C) |
| Visibility | 10.00 mi |
| Wind Chill | 43°F (6°C) |
| Last update | 9 Jan 6:47 pm CST |
Extended Forecast for
3 Miles SE Tunnel Hill IL
Tonight
Low: 43 °F
Cloudy then
Chance
ShowersSaturday
High: 48 °F
Slight Chance
Showers then
Mostly SunnySaturday Night

Low: 27 °F
Mostly Clear
Sunday

High: 37 °F
Sunny
Sunday Night

Low: 24 °F
Mostly Clear
Monday

High: 46 °F
Sunny
Monday Night

Low: 34 °F
Mostly Clear
Tuesday

High: 55 °F
Mostly Sunny
Tuesday Night

Low: 38 °F
Mostly Cloudy
Detailed Forecast
Tonight
A chance of showers between 3am and 5am. Cloudy, with a low around 43. Light and variable wind. Chance of precipitation is 30%.
Saturday
A slight chance of showers between 10am and noon. Cloudy, then gradual clearing during the afternoon, with a high near 48. Light northwest wind increasing to 9 to 14 mph in the morning. Winds could gust as high as 23 mph. Chance of precipitation is 20%.
Saturday Night
Mostly clear, with a low around 27. West northwest wind 6 to 11 mph, with gusts as high as 21 mph.
Sunday
Sunny, with a high near 37. West northwest wind 6 to 11 mph becoming light in the afternoon. Winds could gust as high as 22 mph.
Sunday Night
Mostly clear, with a low around 24. Calm wind becoming south southwest around 5 mph after midnight.
Monday
Sunny, with a high near 46. Southwest wind 6 to 10 mph, with gusts as high as 21 mph.
Monday Night
Mostly clear, with a low around 34. South southwest wind 7 to 10 mph.
Tuesday
Mostly sunny, with a high near 55. South southwest wind 10 to 14 mph, with gusts as high as 24 mph.
Tuesday Night
Mostly cloudy, with a low around 38. West southwest wind 6 to 10 mph, with gusts as high as 20 mph.
Wednesday
A slight chance of showers after noon. Partly sunny, with a high near 45. Northwest wind 6 to 10 mph, with gusts as high as 20 mph.
Wednesday Night
Mostly cloudy, with a low around 22. North northwest wind 6 to 9 mph.
Thursday
Mostly sunny, with a high near 34. North wind 6 to 8 mph.
Thursday Night
Partly cloudy, with a low around 24. West northwest wind around 6 mph becoming south southwest after midnight.
Friday
Partly sunny, with a high near 41. South southwest wind 6 to 9 mph.
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ABOUT THIS FORECAST
Point Forecast:
3 Miles SE Tunnel Hill IL
37.53°N 88.85°W
37.53°N 88.85°W
5:31 pm CST Jan 9, 2026
6pm CST Jan 9, 2026-6pm CST Jan 16, 2026


