Current conditions at
St. Charles, St. Charles County Smartt Airport (KSET)
Lat: 38.93°NLon: 90.43°WElev: 436ft.
Fair
51°F
11°C
| Humidity | 54% |
| Wind Speed | E 9 mph |
| Barometer | 30.28 in (1025.3 mb) |
| Dewpoint | 35°F (2°C) |
| Visibility | 10.00 mi |
| Wind Chill | 48°F (9°C) |
| Last update | 7 Apr 7:54 pm CDT |
Extended Forecast for
4 Miles SW Carrollton IL
Tonight

Low: 40 °F
Partly Cloudy
Wednesday

High: 73 °F
Mostly Sunny
Wednesday Night

Low: 53 °F
Partly Cloudy
Thursday
High: 76 °F
Mostly Sunny
then Slight
Chance
ShowersThursday Night
Low: 56 °F
Mostly Cloudy
then Chance
ShowersFriday

High: 66 °F
Showers
LikelyFriday Night

Low: 50 °F
Chance
ShowersSaturday

High: 71 °F
Chance
ShowersSaturday Night

Low: 58 °F
Mostly Cloudy
Detailed Forecast
Tonight
Partly cloudy, with a low around 40. Southeast wind around 10 mph, with gusts as high as 20 mph.
Wednesday
Mostly sunny, with a high near 73. Southeast wind 10 to 18 mph, with gusts as high as 30 mph.
Wednesday Night
Partly cloudy, with a low around 53. South wind 10 to 14 mph, with gusts as high as 22 mph.
Thursday
A 20 percent chance of showers after 1pm. Mostly sunny, with a high near 76. Southwest wind around 10 mph.
Thursday Night
A chance of showers between 1am and 4am, then a chance of showers and thunderstorms after 4am. Mostly cloudy, with a low around 56. South wind 6 to 10 mph. Chance of precipitation is 40%.
Friday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 66. Chance of precipitation is 70%.
Friday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 50.
Saturday
A 30 percent chance of showers, mainly before 1pm. Mostly cloudy, with a high near 71.
Saturday Night
Mostly cloudy, with a low around 58.
Sunday
A 30 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 78.
Sunday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 63.
Monday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 83. Breezy.
Monday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 62. Chance of precipitation is 70%.
Tuesday
Showers likely and possibly a thunderstorm. Partly sunny, with a high near 78. Chance of precipitation is 70%.
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)
8:06 pm CDT Apr 7, 2026
8pm CDT Apr 7, 2026-6pm CDT Apr 14, 2026


