Hazardous Weather Conditions
Current conditions at
Marion - Williamson County Regional Airport (KMWA)
Lat: 37.77°NLon: 89.01°WElev: 486ft.
Mostly Cloudy
79°F
26°C
| Humidity | 61% |
| Wind Speed | S 14 G 23 mph |
| Barometer | 30.04 in |
| Dewpoint | 64°F (18°C) |
| Visibility | 10.00 mi |
| Heat Index | 81°F (27°C) |
| Last update | 3 Apr 2:47 pm CDT |
Extended Forecast for
4 Miles SSW Carterville IL
This Afternoon
High: 81 °F
Chance
T-stormsTonight
Low: 60 °F
Chance
T-storms then
Showers
LikelySaturday
High: 69 °F⇓
Heavy Rain
Saturday Night
Low: 41 °F
Decreasing
CloudsSunday
High: 60 °F
Sunny
Sunday Night
Low: 41 °F
Clear
Monday
High: 65 °F
Sunny
Monday Night
Low: 41 °F
Partly Cloudy
Tuesday
High: 58 °F
Mostly Sunny
Detailed Forecast
This Afternoon
A 30 percent chance of showers and thunderstorms, mainly before 4pm. Partly sunny, with a high near 81. South southwest wind around 14 mph, with gusts as high as 24 mph.
Tonight
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 5am. Mostly cloudy, with a low around 60. South wind around 10 mph, with gusts as high as 22 mph. Chance of precipitation is 60%.
Saturday
Showers and possibly a thunderstorm before 3pm, then a chance of showers. Some of the storms could produce heavy rainfall. Temperature falling to around 59 by 5pm. Southwest wind around 11 mph becoming northwest in the afternoon. Winds could gust as high as 22 mph. Chance of precipitation is 100%.
Saturday Night
Mostly cloudy, then gradually becoming mostly clear, with a low around 41. Northwest wind 5 to 8 mph.
Sunday
Sunny, with a high near 60. Northwest wind 5 to 9 mph, with gusts as high as 18 mph.
Sunday Night
Clear, with a low around 41. North northwest wind around 6 mph becoming calm in the evening.
Monday
Sunny, with a high near 65. Calm wind becoming north northwest 5 to 8 mph in the morning.
Monday Night
Partly cloudy, with a low around 41. North wind 5 to 7 mph.
Tuesday
Mostly sunny, with a high near 58. Northeast wind around 8 mph.
Tuesday Night
Partly cloudy, with a low around 41. East wind around 6 mph.
Wednesday
Partly sunny, with a high near 72. South wind 6 to 10 mph, with gusts as high as 18 mph.
Wednesday Night
Mostly clear, with a low around 53. South wind 7 to 9 mph.
Thursday
Sunny, with a high near 74. South wind 9 to 13 mph, with gusts as high as 22 mph.
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
4 Miles SSW Carterville IL
37.72°N 89.12°W
37.72°N 89.12°W
1:27 pm CDT Apr 3, 2026
3pm CDT Apr 3, 2026-6pm CDT Apr 9, 2026
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