Hazardous Weather Conditions
Current conditions at
Marion - Williamson County Regional Airport (KMWA)
Lat: 37.77°NLon: 89.01°WElev: 486ft.
Overcast
42°F
6°C
| Humidity | 96% |
| Wind Speed | W 9 G 20 mph |
| Barometer | 29.55 in |
| Dewpoint | 40°F (4°C) |
| Visibility | 10.00 mi |
| Wind Chill | 37°F (3°C) |
| Last update | 15 Mar 8:35 pm CDT |
Extended Forecast for
2 Miles NW Vienna IL
Wind Advisory March 15, 08:57pm until March 16, 07:00am
NOW until 7:00am Mon
Wind Advisory
Tonight
Low: 27 °F
Heavy Rain
then Mostly
CloudyMonday

High: 36 °F
Decreasing
CloudsMonday Night

Low: 19 °F
Partly Cloudy
Tuesday

High: 39 °F
Sunny
Tuesday Night

Low: 30 °F
Mostly Cloudy
Wednesday

High: 58 °F
Partly Sunny
Wednesday Night

Low: 42 °F
Partly Cloudy
Thursday

High: 70 °F
Sunny
Detailed Forecast
Tonight
Showers and possibly a thunderstorm before 10pm, then a chance of showers between 10pm and 11pm. Some of the storms could produce heavy rainfall. Low around 27. West northwest wind 14 to 17 mph, with gusts as high as 38 mph. Chance of precipitation is 80%.
Monday
Cloudy, then gradually becoming mostly sunny, with a high near 36. West northwest wind 15 to 17 mph, with gusts as high as 34 mph.
Monday Night
Partly cloudy, with a low around 19. West northwest wind 6 to 10 mph, with gusts as high as 21 mph.
Tuesday
Sunny, with a high near 39. Northwest wind 3 to 6 mph.
Tuesday Night
Mostly cloudy, with a low around 30. Calm wind becoming south 5 to 8 mph after midnight.
Wednesday
Partly sunny, with a high near 58. Southwest wind 9 to 13 mph, with gusts as high as 22 mph.
Wednesday Night
Partly cloudy, with a low around 42. South wind 3 to 6 mph.
Thursday
Sunny, with a high near 70. Calm wind becoming west southwest around 6 mph in the morning.
Thursday Night
Mostly clear, with a low around 45. Calm wind.
Friday
Mostly sunny, with a high near 73. Calm wind becoming southwest around 6 mph in the afternoon.
Friday Night
Partly cloudy, with a low around 51. South southwest wind 3 to 5 mph.
Saturday
Sunny, with a high near 76. West wind 5 to 8 mph.
Saturday Night
Mostly clear, with a low around 49. Northwest wind around 6 mph becoming north northeast after midnight.
Sunday
Sunny, with a high near 75. East wind 6 to 9 mph becoming south in the afternoon.
Basemap Options
Click map to change the forecast location
Loading map...
ABOUT THIS FORECAST
Point Forecast:
2 Miles NW Vienna IL
37.44°N 88.94°W
37.44°N 88.94°W
8:21 pm CDT Mar 15, 2026
8pm CDT Mar 15, 2026-6pm CDT Mar 22, 2026



