Current conditions at
St. Charles, St. Charles County Smartt Airport (KSET)
Lat: 38.93°NLon: 90.43°WElev: 436ft.
Partly Cloudy
49°F
9°C
| Humidity | 97% |
| Wind Speed | Calm |
| Barometer | 30.09 in (1018.6 mb) |
| Dewpoint | 48°F (9°C) |
| Visibility | 7.00 mi |
| Last update | 8 Oct 7:54 am CDT |
Extended Forecast for
5 Miles WNW Dow IL
Today
High: 85 °F
Sunny
Tonight
Low: 57 °F
Mostly Clear
Friday
High: 90 °F
Sunny
Friday Night
Low: 60 °F
Clear
Saturday
High: 86 °F
Mostly Sunny
Saturday Night
Low: 59 °F
Chance
ShowersSunday
High: 80 °F
Mostly Sunny
Sunday Night
Low: 58 °F
Mostly Clear
Columbus Day
High: 91 °F
Sunny
Detailed Forecast
Today
Sunny, with a high near 85. Calm wind becoming northeast around 5 mph.
Tonight
Mostly clear, with a low around 57. Light and variable wind becoming southeast around 5 mph.
Friday
Sunny, with a high near 90. South wind 5 to 10 mph.
Friday Night
Clear, with a low around 60. South wind 6 to 8 mph.
Saturday
Mostly sunny, with a high near 86. South wind 6 to 11 mph.
Saturday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 59.
Sunday
Mostly sunny, with a high near 80.
Sunday Night
Mostly clear, with a low around 58.
Columbus Day
Sunny, with a high near 91.
Monday Night
Mostly clear, with a low around 60.
Tuesday
A 20 percent chance of showers. Sunny, with a high near 79.
Tuesday Night
Partly cloudy, with a low around 52.
Wednesday
Sunny, with a high near 76.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
5 Miles WNW Dow IL
39.07°N 90.41°W (Elev. 548 ft)
39.07°N 90.41°W (Elev. 548 ft)
9:21 am CDT Oct 8, 2026
9am CDT Oct 8, 2026-6pm CDT Oct 14, 2026
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