Current conditions at
St. Charles, St. Charles County Smartt Airport (KSET)
Lat: 38.93°NLon: 90.43°WElev: 436ft.
Fair with Haze
77°F
25°C
| Humidity | 30% |
| Wind Speed | Vrbl 7 mph |
| Barometer | 30.00 in (1015.7 mb) |
| Dewpoint | 43°F (6°C) |
| Visibility | 5.00 mi |
| Heat Index | 78°F (26°C) |
| Last update | 6 Oct 2:54 pm CDT |
Extended Forecast for
Elsah IL
Tonight
Low: 56 °F
Clear
Wednesday
High: 89 °F
Sunny
Wednesday Night
Low: 56 °F
Mostly Clear
Thursday
High: 83 °F
Sunny
Thursday Night
Low: 54 °F
Mostly Clear
Friday
High: 86 °F
Sunny
Friday Night
Low: 59 °F
Clear
Saturday
High: 91 °F
Sunny
Saturday Night
Low: 60 °F
Partly Cloudy
then Slight
Chance
Showers
Detailed Forecast
Tonight
Clear, with a low around 56. Southeast wind 3 to 5 mph.
Wednesday
Sunny, with a high near 89. West wind 6 to 10 mph.
Wednesday Night
Mostly clear, with a low around 56. Northwest wind around 6 mph becoming calm in the evening.
Thursday
Sunny, with a high near 83. Calm wind becoming north around 6 mph in the morning.
Thursday Night
Mostly clear, with a low around 54. 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 91.
Saturday Night
A 20 percent chance of showers after 1am. 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 86.
Monday Night
A 20 percent chance of showers. Mostly clear, with a low around 60.
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:
Elsah IL
38.96°N 90.36°W (Elev. 492 ft)
38.96°N 90.36°W (Elev. 492 ft)
2:51 pm CDT Oct 6, 2026
3pm CDT Oct 6, 2026-6pm CDT Oct 13, 2026
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