Hazardous Weather Conditions
Current conditions at
Marion - Williamson County Regional Airport (KMWA)
Lat: 37.77°NLon: 89.01°WElev: 486ft.
Fair
50°F
10°C
| Humidity | 76% |
| Wind Speed | N 9 mph |
| Barometer | 30.42 in |
| Dewpoint | 43°F (6°C) |
| Visibility | 10.00 mi |
| Wind Chill | 46°F (8°C) |
| Last update | 17 Oct 2:15 am CDT |
Extended Forecast for
4 Miles S Tunnel Hill IL
Frost Advisory October 17, 09:00pm until October 18, 08:00am
Overnight
Low: 45 °F
Mostly Clear
Saturday
High: 60 °F
Sunny
Saturday Night
Low: 35 °F
Clear then
Areas FrostSunday
High: 66 °F
Areas Frost
then SunnySunday Night
Low: 38 °F
Clear
Monday
High: 70 °F
Sunny
Monday Night
Low: 41 °F
Mostly Clear
Tuesday
High: 73 °F
Sunny
Tuesday Night
Low: 45 °F
Mostly Clear
Detailed Forecast
Overnight
Mostly clear, with a steady temperature around 45. North wind around 11 mph, with gusts as high as 20 mph.
Saturday
Sunny, with a high near 60. North northeast wind 7 to 9 mph.
Saturday Night
Areas of frost after 5am. Otherwise, clear, with a low around 35. Calm wind.
Sunday
Areas of frost before 8am. Otherwise, sunny, with a high near 66. Calm wind becoming east southeast around 5 mph.
Sunday Night
Clear, with a low around 38. Calm wind.
Monday
Sunny, with a high near 70. Calm wind.
Monday Night
Mostly clear, with a low around 41. Calm wind.
Tuesday
Sunny, with a high near 73. Light northeast wind.
Tuesday Night
Mostly clear, with a low around 45. Calm wind.
Wednesday
Sunny, with a high near 77. Calm wind.
Wednesday Night
Clear, with a low around 46. Calm wind.
Thursday
Sunny, with a high near 80. Calm wind.
Thursday Night
Clear, with a low around 50. Calm wind.
Friday
Sunny, with a high near 81. Light east wind.
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
4 Miles S Tunnel Hill IL
37.51°N 88.88°W
37.51°N 88.88°W
1:26 am CDT Oct 17, 2026
2am CDT Oct 17, 2026-6pm CDT Oct 23, 2026
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