Current conditions at
Marion - Williamson County Regional Airport (KMWA)
Lat: 37.77°NLon: 89.01°WElev: 486ft.
Fair
65°F
18°C
| Humidity | 76% |
| Wind Speed | SW 10 mph |
| Barometer | 29.97 in |
| Dewpoint | 57°F (14°C) |
| Visibility | 10.00 mi |
| Last update | 1 Apr 3:35 am CDT |
Extended Forecast for
Whiteash IL
Overnight

Low: 66 °F
Partly Cloudy
Wednesday
High: 79 °F
Chance
T-storms then
Showers
LikelyWednesday Night

Low: 66 °F
Chance
ShowersThursday
High: 80 °F
Breezy.
Partly Sunny
then Chance
T-stormsThursday Night

Low: 65 °F
Showers
Likely and
BreezyFriday

High: 82 °F
Showers
LikelyFriday Night
Low: 62 °F
Chance
T-storms then
Showers
LikelySaturday

High: 70 °F
Showers
Saturday Night

Low: 41 °F
Chance
Showers
Detailed Forecast
Overnight
Partly cloudy, with a steady temperature around 66. South southwest wind around 8 mph, with gusts as high as 18 mph.
Wednesday
A chance of showers and thunderstorms before 1pm, then showers likely and possibly a thunderstorm between 1pm and 5pm, then a chance of showers and thunderstorms after 5pm. Mostly cloudy, with a high near 79. Southwest wind 7 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 60%.
Wednesday Night
A chance of showers and thunderstorms before 7pm, then a slight chance of showers between 7pm and 1am. Mostly cloudy, with a low around 66. South wind 7 to 14 mph, with gusts as high as 23 mph. Chance of precipitation is 30%.
Thursday
A 50 percent chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 80. Breezy, with a south wind 16 to 24 mph, with gusts as high as 39 mph.
Thursday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 65. Breezy, with a south southwest wind 16 to 21 mph decreasing to 10 to 15 mph after midnight. Winds could gust as high as 30 mph. Chance of precipitation is 70%.
Friday
Showers likely and possibly a thunderstorm before 1pm, then a chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 82. South wind 10 to 15 mph, with gusts as high as 24 mph. Chance of precipitation is 70%.
Friday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 62. South wind 10 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 70%.
Saturday
Showers and possibly a thunderstorm. Mostly cloudy, with a high near 70. South southwest wind around 14 mph becoming west in the afternoon. Winds could gust as high as 23 mph.
Saturday Night
A chance of showers, mainly before 1am. Partly cloudy, with a low around 41. Northwest wind 10 to 13 mph, with gusts as high as 21 mph.
Sunday
Sunny, with a high near 58. Northwest wind 10 to 14 mph, with gusts as high as 21 mph.
Sunday Night
Mostly clear, with a low around 36. North northwest wind 5 to 9 mph becoming calm after midnight.
Monday
Sunny, with a high near 65. Calm wind becoming east southeast around 6 mph in the morning.
Monday Night
Partly cloudy, with a low around 43. Light southwest wind.
Tuesday
Sunny, with a high near 63. North wind 5 to 9 mph.
Basemap Options
Click map to change the forecast location
Loading map...
ABOUT THIS FORECAST
Point Forecast:
Whiteash IL
37.78°N 88.92°W
37.78°N 88.92°W
3:22 am CDT Apr 1, 2026
3am CDT Apr 1, 2026-6pm CDT Apr 7, 2026


