Current conditions at
St. Charles, St. Charles County Smartt Airport (KSET)
Lat: 38.93°NLon: 90.43°WElev: 436ft.
Fair
53°F
12°C
| Humidity | 27% |
| Wind Speed | SE 9 mph |
| Barometer | 30.51 in (1033.4 mb) |
| Dewpoint | 20°F (-7°C) |
| Visibility | 10.00 mi |
| Wind Chill | 50°F (10°C) |
| Last update | 28 Mar 2:54 pm CDT |
Extended Forecast for
4 Miles SW Carrollton IL
Tonight

Low: 39 °F
Increasing
CloudsSunday

High: 69 °F
Mostly Sunny
Sunday Night

Low: 54 °F
Partly Cloudy
Monday

High: 83 °F
Sunny
Monday Night

Low: 64 °F
Partly Cloudy
Tuesday
High: 82 °F
Chance Rain
then Rain
LikelyTuesday Night

Low: 43 °F
Heavy Rain
Wednesday

High: 53 °F
Chance Rain
Wednesday Night

Low: 39 °F
Chance Rain
Detailed Forecast
Tonight
Increasing clouds, with a low around 39. South wind 7 to 9 mph.
Sunday
Mostly sunny, with a high near 69. South wind 9 to 13 mph, with gusts as high as 22 mph.
Sunday Night
Partly cloudy, with a low around 54. South wind around 11 mph, with gusts as high as 21 mph.
Monday
Sunny, with a high near 83. South wind 10 to 17 mph, with gusts as high as 28 mph.
Monday Night
Partly cloudy, with a low around 64. South wind 13 to 16 mph, with gusts as high as 28 mph.
Tuesday
A chance of rain before 10am, then a chance of rain and thunderstorms between 10am and 1pm, then rain likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 82. Chance of precipitation is 60%.
Tuesday Night
Rain and possibly a thunderstorm before 1am, then rain likely. Some of the storms could produce heavy rainfall. Low around 43. Chance of precipitation is 80%.
Wednesday
A 50 percent chance of rain. Mostly cloudy, with a high near 53.
Wednesday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 39.
Thursday
Rain likely, mainly before 1pm. Mostly cloudy, with a high near 52. Chance of precipitation is 60%.
Thursday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 41.
Friday
A 30 percent chance of rain. Partly sunny, with a high near 68.
Friday Night
A 50 percent chance of rain and thunderstorms. Mostly cloudy, with a low around 50.
Saturday
Rain likely. Mostly cloudy, with a high near 66. Chance of precipitation is 60%.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
4 Miles SW Carrollton IL
39.25°N 90.46°W (Elev. 600 ft)
39.25°N 90.46°W (Elev. 600 ft)
1:26 pm CDT Mar 28, 2026
3pm CDT Mar 28, 2026-6pm CDT Apr 4, 2026


