Hazardous Weather Conditions
Current conditions at
Marion - Williamson County Regional Airport (KMWA)
Lat: 37.77°NLon: 89.01°WElev: 486ft.
Overcast
65°F
18°C
| Humidity | 96% |
| Wind Speed | S 10 mph |
| Barometer | 29.92 in |
| Dewpoint | 64°F (18°C) |
| Visibility | 10.00 mi |
| Last update | 10 Mar 12:55 am CDT |
Extended Forecast for
3 Miles NW Tunnel Hill IL
Overnight

Low: 63 °F
Mostly Cloudy
Tuesday

High: 77 °F
Mostly Cloudy
Tuesday Night

Low: 66 °F
Chance
T-stormsWednesday
High: 71 °F
Showers
Likely then
ShowersWednesday Night
Low: 35 °F
Showers
Likely then
Chance
ShowersThursday

High: 54 °F
Sunny
Thursday Night

Low: 42 °F
Partly Cloudy
Friday

High: 65 °F
Partly Sunny
Friday Night

Low: 43 °F
Mostly Cloudy
Detailed Forecast
Overnight
Mostly cloudy, with a low around 63. South southwest wind around 10 mph, with gusts as high as 21 mph.
Tuesday
Mostly cloudy, with a high near 77. South southwest wind 9 to 15 mph, with gusts as high as 25 mph.
Tuesday Night
A 40 percent chance of showers and thunderstorms, mainly after 9pm. Cloudy, with a low around 66. South southwest wind 14 to 17 mph, with gusts as high as 29 mph.
Wednesday
Showers and possibly a thunderstorm before 4pm, then showers likely. High near 71. South southwest wind 14 to 17 mph becoming northwest in the afternoon. Winds could gust as high as 31 mph. Chance of precipitation is 100%.
Wednesday Night
Showers likely, mainly before 7pm. Mostly cloudy, with a low around 35. North northwest wind 10 to 17 mph, with gusts as high as 29 mph. Chance of precipitation is 60%.
Thursday
Sunny, with a high near 54. North northwest wind around 6 mph.
Thursday Night
Partly cloudy, with a low around 42. Light south wind becoming south southwest 9 to 14 mph in the evening. Winds could gust as high as 24 mph.
Friday
Partly sunny, with a high near 65. Southwest wind 9 to 14 mph, with gusts as high as 25 mph.
Friday Night
Mostly cloudy, with a low around 43. West southwest wind around 5 mph becoming east northeast after midnight.
Saturday
Sunny, with a high near 70. East southeast wind 6 to 11 mph becoming south in the afternoon. Winds could gust as high as 21 mph.
Saturday Night
Mostly clear, with a low around 55. South wind 9 to 13 mph, with gusts as high as 24 mph.
Sunday
A chance of showers and thunderstorms. Partly sunny, with a high near 67. South southwest wind 14 to 17 mph becoming west in the afternoon. Winds could gust as high as 30 mph.
Sunday Night
A chance of rain and snow showers. Mostly cloudy, with a low around 32. North northwest wind 14 to 16 mph, with gusts as high as 25 mph.
Monday
Mostly sunny, with a high near 44. North northwest wind around 11 mph, with gusts as high as 21 mph.
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ABOUT THIS FORECAST
Point Forecast:
3 Miles NW Tunnel Hill IL
37.6°N 88.9°W
37.6°N 88.9°W
12:01 am CDT Mar 10, 2026
1am CDT Mar 10, 2026-6pm CDT Mar 16, 2026



