Current conditions at
Marion - Williamson County Regional Airport (KMWA)
Lat: 37.77°NLon: 89.01°WElev: 486ft.
Fair
54°F
12°C
| Humidity | 82% |
| Wind Speed | SW 5 mph |
| Barometer | 29.98 in |
| Dewpoint | 48°F (9°C) |
| Visibility | 10.00 mi |
| Wind Chill | 53°F (12°C) |
| Last update | 7 Oct 2:35 am CDT |
Extended Forecast for
2 Miles W Thompsonville IL
Overnight

Low: 49 °F
Clear
Wednesday

High: 86 °F
Sunny
Wednesday Night

Low: 56 °F
Clear
Thursday

High: 84 °F
Sunny
Thursday Night

Low: 53 °F
Clear
Friday

High: 86 °F
Sunny
Friday Night

Low: 59 °F
Mostly Clear
Saturday
High: 83 °F
Mostly Sunny
then Chance
ShowersSaturday Night

Low: 59 °F
Chance
Showers
Detailed Forecast
Overnight
Clear, with a low around 49. Calm wind.
Wednesday
Sunny, with a high near 86. Calm wind becoming west southwest 5 to 9 mph in the morning.
Wednesday Night
Clear, with a low around 56. South southwest wind around 5 mph becoming calm in the evening.
Thursday
Sunny, with a high near 84. Calm wind becoming east northeast around 5 mph in the afternoon.
Thursday Night
Clear, with a low around 53. Calm wind.
Friday
Sunny, with a high near 86. Calm wind becoming southeast 5 to 8 mph in the morning.
Friday Night
Mostly clear, with a low around 59. Light southeast wind.
Saturday
A chance of showers after 1pm. Mostly sunny, with a high near 83. Light south wind becoming south southeast 6 to 11 mph in the morning.
Saturday Night
A chance of showers, with thunderstorms also possible after 1am. Partly cloudy, with a low around 59. East northeast wind 7 to 9 mph.
Sunday
A chance of showers. Partly sunny, with a high near 77. East northeast wind 10 to 14 mph becoming northwest in the afternoon. Winds could gust as high as 20 mph.
Sunday Night
Mostly cloudy, with a low around 57. Northwest wind around 6 mph becoming calm in the evening.
Columbus Day
Mostly sunny, with a high near 82. Calm wind becoming west 5 to 8 mph in the morning.
Monday Night
A slight chance of showers. Partly cloudy, with a low around 58. South wind around 5 mph.
Tuesday
A slight chance of showers. Mostly sunny, with a high near 82. Southwest wind 5 to 13 mph.
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ABOUT THIS FORECAST
Point Forecast:
2 Miles W Thompsonville IL
37.91°N 88.8°W
37.91°N 88.8°W
1:26 am CDT Oct 7, 2026
2am CDT Oct 7, 2026-6pm CDT Oct 13, 2026


