Hazardous Weather Conditions
Current conditions at
St. Charles, St. Charles County Smartt Airport (KSET)
Lat: 38.93°NLon: 90.43°WElev: 436ft.
Fair
81°F
27°C
| Humidity | 39% |
| Wind Speed | NW 7 mph |
| Barometer | 29.87 in (1011.0 mb) |
| Dewpoint | 54°F (12°C) |
| Visibility | 10.00 mi |
| Heat Index | 81°F (27°C) |
| Last update | 16 Apr 3:54 pm CDT |
Extended Forecast for
3 Miles WNW Carrollton IL
Tonight

Low: 58 °F
Mostly Clear
Friday
High: 83 °F
Mostly Sunny
then Chance
T-stormsFriday Night

Low: 45 °F
T-storms
Saturday

High: 57 °F
Chance
ShowersSaturday Night

Low: 37 °F
Clear
Sunday

High: 63 °F
Sunny
Sunday Night

Low: 39 °F
Mostly Clear
Monday

High: 71 °F
Sunny
Monday Night

Low: 50 °F
Mostly Clear
Detailed Forecast
Tonight
Mostly clear, with a low around 58. Light and variable wind becoming south around 6 mph in the evening.
Friday
A 30 percent chance of showers and thunderstorms, mainly after 4pm. Mostly sunny, with a high near 83. South wind 8 to 16 mph, with gusts as high as 26 mph.
Friday Night
Showers and thunderstorms likely before 9pm, then showers and possibly a thunderstorm between 9pm and 4am, then showers after 4am. Low around 45. South wind around 14 mph becoming west after midnight. Winds could gust as high as 24 mph. Chance of precipitation is 100%.
Saturday
A 40 percent chance of showers, mainly before 1pm. Mostly cloudy, then gradually becoming sunny, with a high near 57. Northwest wind 15 to 17 mph, with gusts as high as 28 mph.
Saturday Night
Clear, with a low around 37. West wind 7 to 13 mph, with gusts as high as 22 mph.
Sunday
Sunny, with a high near 63.
Sunday Night
Mostly clear, with a low around 39.
Monday
Sunny, with a high near 71.
Monday Night
Mostly clear, with a low around 50.
Tuesday
Sunny, with a high near 77.
Tuesday Night
Mostly clear, with a low around 54.
Wednesday
Sunny, with a high near 78.
Wednesday Night
A 20 percent chance of showers and thunderstorms. Mostly clear, with a low around 55.
Thursday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 78.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
3 Miles WNW Carrollton IL
39.29°N 90.46°W (Elev. 607 ft)
39.29°N 90.46°W (Elev. 607 ft)
2:41 pm CDT Apr 16, 2026
4pm CDT Apr 16, 2026-6pm CDT Apr 23, 2026



