Current conditions at
Marion - Williamson County Regional Airport (KMWA)
Lat: 37.77°NLon: 89.01°WElev: 486ft.
Light Drizzle Fog/Mist
55°F
13°C
| Humidity | 88% |
| Wind Speed | N 9 mph |
| Barometer | 30.11 in |
| Dewpoint | 52°F (11°C) |
| Visibility | 3.00 mi |
| Wind Chill | 53°F (12°C) |
| Last update | 16 Oct 5:15 am CDT |
Extended Forecast for
4 Miles NNW Tunnel Hill IL
Overnight

Low: 57 °F
Chance
ShowersFriday
High: 56 °F
Slight Chance
Showers then
Partly SunnyFriday Night

Low: 41 °F
Mostly Cloudy
Saturday

High: 58 °F
Sunny
Saturday Night

Low: 34 °F
Clear then
Areas FrostSunday

High: 64 °F
Frost then
SunnySunday Night

Low: 40 °F
Mostly Clear
Monday

High: 69 °F
Sunny
Monday Night

Low: 43 °F
Mostly Clear
Detailed Forecast
Overnight
A 30 percent chance of showers. Cloudy, with a steady temperature around 57. North northwest wind around 9 mph, with gusts as high as 30 mph.
Friday
A 10 percent chance of showers before 7am. Cloudy during the morning, then mostly sunny during the afternoon, with a high near 56. Northwest wind 14 to 17 mph, with gusts as high as 29 mph.
Friday Night
Mostly cloudy, with a low around 41. North wind 11 to 14 mph, with gusts as high as 24 mph.
Saturday
Sunny, with a high near 58. North northeast wind 8 to 10 mph.
Saturday Night
Areas of frost after 4am. Otherwise, clear, with a low around 34. Calm wind.
Sunday
Widespread frost, mainly before 7am. Otherwise, sunny, with a high near 64. Calm wind becoming southeast around 5 mph in the morning.
Sunday Night
Mostly clear, with a low around 40. Calm wind.
Monday
Sunny, with a high near 69. Calm wind becoming south around 5 mph.
Monday Night
Mostly clear, with a low around 43. Calm wind.
Tuesday
Sunny, with a high near 73. Light and variable wind.
Tuesday Night
Mostly clear, with a low around 45. Calm wind.
Wednesday
Sunny, with a high near 75. Light and variable wind.
Wednesday Night
Mostly clear, with a low around 47. Calm wind.
Thursday
Sunny, with a high near 78. Calm wind becoming south around 5 mph.
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ABOUT THIS FORECAST
Point Forecast:
4 Miles NNW Tunnel Hill IL
37.6°N 88.9°W
37.6°N 88.9°W
4:31 am CDT Oct 16, 2026
5am CDT Oct 16, 2026-6pm CDT Oct 22, 2026


