Current conditions at
St. Charles, St. Charles County Smartt Airport (KSET)
Lat: 38.93°NLon: 90.43°WElev: 436ft.
Fair
77°F
25°C
| Humidity | 31% |
| Wind Speed | S 8 mph |
| Barometer | 29.97 in (1014.5 mb) |
| Dewpoint | 44°F (7°C) |
| Visibility | 7.00 mi |
| Heat Index | 78°F (26°C) |
| Last update | 6 Oct 4:54 pm CDT |
Extended Forecast for
4 Miles WNW Brussels IL
Tonight
Low: 55 °F
Clear
Wednesday
High: 89 °F
Sunny
Wednesday Night
Low: 56 °F
Mostly Clear
Thursday
High: 82 °F
Sunny
Thursday Night
Low: 55 °F
Mostly Clear
Friday
High: 86 °F
Sunny
Friday Night
Low: 59 °F
Clear
Saturday
High: 90 °F
Sunny
Saturday Night
Low: 60 °F
Partly Cloudy
Detailed Forecast
Tonight
Clear, with a low around 55. South wind 3 to 5 mph.
Wednesday
Sunny, with a high near 89. Southwest wind 5 to 9 mph becoming west in the afternoon.
Wednesday Night
Mostly clear, with a low around 56. Northwest wind around 5 mph becoming calm in the evening.
Thursday
Sunny, with a high near 82. Calm wind becoming north around 5 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 55. East wind 3 to 5 mph.
Friday
Sunny, with a high near 86.
Friday Night
Clear, with a low around 59.
Saturday
Sunny, with a high near 90.
Saturday Night
Partly cloudy, with a low around 60.
Sunday
A 30 percent chance of showers before 1pm. Mostly sunny, with a high near 82.
Sunday Night
Partly cloudy, with a low around 59.
Columbus Day
Mostly sunny, with a high near 87.
Monday Night
A 20 percent chance of showers. Mostly clear, with a low around 61.
Tuesday
A 30 percent chance of showers. Mostly sunny, with a high near 83.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
4 Miles WNW Brussels IL
38.99°N 90.64°W (Elev. 561 ft)
38.99°N 90.64°W (Elev. 561 ft)
2:51 pm CDT Oct 6, 2026
5pm CDT Oct 6, 2026-6pm CDT Oct 13, 2026
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