Current conditions at
St. Charles, St. Charles County Smartt Airport (KSET)
Lat: 38.93°NLon: 90.43°WElev: 436ft.
Fair
52°F
11°C
| Humidity | 83% |
| Wind Speed | Calm |
| Barometer | 30.01 in (1015.9 mb) |
| Dewpoint | 47°F (8°C) |
| Visibility | 10.00 mi |
| Last update | 8 Oct 3:54 am CDT |
Extended Forecast for
4 Miles ENE Jerseyville IL
Today
High: 85 °F
Sunny
Tonight
Low: 56 °F
Mostly Clear
Friday
High: 89 °F
Sunny
Friday Night
Low: 59 °F
Clear
Saturday
High: 86 °F
Mostly Sunny
Saturday Night
Low: 57 °F
Chance
ShowersSunday
High: 79 °F
Mostly Sunny
Sunday Night
Low: 57 °F
Mostly Clear
Columbus Day
High: 90 °F
Sunny
Detailed Forecast
Today
Sunny, with a high near 85. Light and variable wind.
Tonight
Mostly clear, with a low around 56. Calm wind becoming southeast around 5 mph after midnight.
Friday
Sunny, with a high near 89. South wind 6 to 10 mph.
Friday Night
Clear, with a low around 59. 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 57.
Sunday
Mostly sunny, with a high near 79.
Sunday Night
Mostly clear, with a low around 57.
Columbus Day
Sunny, with a high near 90.
Monday Night
Mostly clear, with a low around 59.
Tuesday
A 20 percent chance of showers. Mostly sunny, with a high near 78.
Tuesday Night
Mostly clear, with a low around 50.
Wednesday
Sunny, with a high near 75.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
4 Miles ENE Jerseyville IL
39.13°N 90.27°W (Elev. 558 ft)
39.13°N 90.27°W (Elev. 558 ft)
2:16 am CDT Oct 8, 2026
4am CDT Oct 8, 2026-6pm CDT Oct 14, 2026
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