Current conditions at
St. Charles, St. Charles County Smartt Airport (KSET)
Lat: 38.93°NLon: 90.43°WElev: 436ft.
Mostly Cloudy
72°F
22°C
| Humidity | 82% |
| Wind Speed | NW 3 mph |
| Barometer | 29.97 in (1014.5 mb) |
| Dewpoint | 66°F (19°C) |
| Visibility | 10.00 mi |
| Last update | 14 Aug 3:54 am CDT |
Extended Forecast for
4 Miles WSW Hardin IL
Today
High: 86 °F
Patchy Fog
then Mostly
SunnyTonight
Low: 69 °F
Mostly Clear
Friday
High: 93 °F
Sunny
Friday Night
Low: 73 °F
Mostly Clear
Saturday
High: 94 °F
Sunny
Saturday Night
Low: 74 °F
Mostly Clear
Sunday
High: 95 °F
Sunny
Sunday Night
Low: 74 °F
Mostly Clear
Monday
High: 94 °F
Sunny
Detailed Forecast
Today
Patchy fog before 9am. Otherwise, mostly sunny, with a high near 86. Light and variable wind.
Tonight
Mostly clear, with a low around 69. Light east wind.
Friday
Sunny, with a high near 93. Calm wind becoming south around 5 mph in the afternoon.
Friday Night
Mostly clear, with a low around 73. Light southeast wind.
Saturday
Sunny, with a high near 94. Calm wind becoming south around 5 mph in the afternoon.
Saturday Night
Mostly clear, with a low around 74.
Sunday
Sunny, with a high near 95.
Sunday Night
Mostly clear, with a low around 74.
Monday
Sunny, with a high near 94.
Monday Night
A 20 percent chance of showers and thunderstorms before 1am. Mostly clear, with a low around 74.
Tuesday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 92.
Tuesday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 71.
Wednesday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 85.
Additional Forecasts and Information
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Point Forecast:
4 Miles WSW Hardin IL
39.14°N 90.69°W (Elev. 430 ft)
39.14°N 90.69°W (Elev. 430 ft)
4:16 am CDT Aug 14, 2025
4am CDT Aug 14, 2025-6pm CDT Aug 20, 2025
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