Current conditions at
St. Charles, St. Charles County Smartt Airport (KSET)
Lat: 38.93°NLon: 90.43°WElev: 436ft.
Fair
86°F
30°C
| Humidity | 39% |
| Wind Speed | NW 7 mph |
| Barometer | 29.87 in (1011.2 mb) |
| Dewpoint | 58°F (14°C) |
| Visibility | 10.00 mi |
| Heat Index | 85°F (29°C) |
| Last update | 7 Oct 5:54 pm CDT |
Extended Forecast for
3 Miles E Elsah IL
Tonight
Low: 57 °F
Clear
Thursday
High: 84 °F
Sunny
Thursday Night
Low: 59 °F
Mostly Clear
Friday
High: 90 °F
Sunny
Friday Night
Low: 62 °F
Clear
Saturday
High: 89 °F
Mostly Sunny
Saturday Night
Low: 58 °F
Slight Chance
RainSunday
High: 82 °F
Mostly Sunny
Sunday Night
Low: 59 °F
Partly Cloudy
Detailed Forecast
Tonight
Clear, with a low around 57. Northwest wind 5 to 8 mph becoming calm after midnight.
Thursday
Sunny, with a high near 84. Calm wind becoming east around 5 mph.
Thursday Night
Mostly clear, with a low around 59. Light and variable wind becoming east around 5 mph after midnight.
Friday
Sunny, with a high near 90. South wind 5 to 10 mph.
Friday Night
Clear, with a low around 62. South wind 5 to 8 mph.
Saturday
Mostly sunny, with a high near 89.
Saturday Night
A 20 percent chance of rain. Mostly cloudy, with a low around 58.
Sunday
Mostly sunny, with a high near 82.
Sunday Night
Partly cloudy, with a low around 59.
Columbus Day
Mostly sunny, with a high near 92.
Monday Night
Mostly clear, with a low around 57.
Tuesday
A 20 percent chance of showers. Mostly sunny, with a high near 75.
Tuesday Night
Partly cloudy, with a low around 50.
Wednesday
A 20 percent chance of showers. Mostly sunny, with a high near 74.
Additional Forecasts and Information
Basemap Options
Click map to change the forecast location
Loading map...
Forecast AreaABOUT THIS FORECAST
Point Forecast:
3 Miles E Elsah IL
38.95°N 90.3°W (Elev. 449 ft)
38.95°N 90.3°W (Elev. 449 ft)
5:40 pm CDT Oct 7, 2026
6pm CDT Oct 7, 2026-6pm CDT Oct 14, 2026
Additional Resources
Radar & Satellite Image
Hourly Weather Forecast
