Current conditions at
St. Charles, St. Charles County Smartt Airport (KSET)
Lat: 38.93°NLon: 90.43°WElev: 436ft.
Fair
41°F
5°C
| Humidity | 76% |
| Wind Speed | S 6 mph |
| Barometer | 30.22 in (1023.4 mb) |
| Dewpoint | 34°F (1°C) |
| Visibility | 10.00 mi |
| Wind Chill | 37°F (3°C) |
| Last update | 19 Apr 6:54 am CDT |
Extended Forecast for
4 Miles SW Carrollton IL
Today

High: 65 °F
Sunny
Tonight

Low: 36 °F
Partly Cloudy
Monday

High: 65 °F
Sunny
Monday Night

Low: 48 °F
Mostly Clear
Tuesday

High: 78 °F
Sunny
Tuesday Night

Low: 56 °F
Mostly Clear
Wednesday

High: 78 °F
Sunny
Wednesday Night

Low: 58 °F
Mostly Clear
Thursday

High: 82 °F
Mostly Sunny
Detailed Forecast
Today
Sunny, with a high near 65. West wind 7 to 17 mph, with gusts as high as 30 mph.
Tonight
Partly cloudy, with a low around 36. Northeast wind 5 to 9 mph.
Monday
Sunny, with a high near 65. East wind 5 to 8 mph becoming south in the afternoon.
Monday Night
Mostly clear, with a low around 48. Southeast wind 8 to 10 mph.
Tuesday
Sunny, with a high near 78. Southwest wind 10 to 15 mph, with gusts as high as 26 mph.
Tuesday Night
Mostly clear, with a low around 56.
Wednesday
Sunny, with a high near 78.
Wednesday Night
Mostly clear, with a low around 58.
Thursday
Mostly sunny, with a high near 82.
Thursday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 60. Chance of precipitation is 60%.
Friday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 72. Chance of precipitation is 70%.
Friday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 46.
Saturday
A 20 percent chance of showers. Mostly sunny, with a high near 68.
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)
5:11 am CDT Apr 19, 2026
7am CDT Apr 19, 2026-6pm CDT Apr 25, 2026


