Current conditions at
St. Charles, St. Charles County Smartt Airport (KSET)
Lat: 38.93°NLon: 90.43°WElev: 436ft.
Mostly Cloudy
69°F
21°C
| Humidity | 36% |
| Wind Speed | S 12 mph |
| Barometer | 30.03 in (1016.9 mb) |
| Dewpoint | 41°F (5°C) |
| Visibility | 10.00 mi |
| Last update | 19 Mar 12:54 pm CDT |
Extended Forecast for
4 Miles SSW Hardin IL
This Afternoon
High: 74 °F
Sunny
Tonight
Low: 48 °F
Mostly Clear
Friday
High: 80 °F
Sunny
Friday Night
Low: 50 °F
Partly Cloudy
Saturday
High: 79 °F
Sunny
Saturday Night
Low: 59 °F
Clear
Sunday
High: 82 °F
Mostly Sunny
Sunday Night
Low: 40 °F
Partly Cloudy
Monday
High: 56 °F
Mostly Sunny
Detailed Forecast
This Afternoon
Sunny, with a high near 74. Southwest wind around 6 mph.
Tonight
Mostly clear, with a low around 48. Light south wind.
Friday
Sunny, with a high near 80. Southwest wind 5 to 13 mph.
Friday Night
Partly cloudy, with a low around 50. North wind around 5 mph becoming calm after midnight.
Saturday
Sunny, with a high near 79. Light and variable wind becoming south around 5 mph in the afternoon.
Saturday Night
Clear, with a low around 59.
Sunday
Mostly sunny, with a high near 82.
Sunday Night
Partly cloudy, with a low around 40.
Monday
Mostly sunny, with a high near 56.
Monday Night
Partly cloudy, with a low around 39.
Tuesday
Mostly cloudy, with a high near 59.
Tuesday Night
Mostly cloudy, with a low around 43.
Wednesday
Partly sunny, with a high near 69.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
4 Miles SSW Hardin IL
39.1°N 90.64°W (Elev. 758 ft)
39.1°N 90.64°W (Elev. 758 ft)
1:26 pm CDT Mar 19, 2026
1pm CDT Mar 19, 2026-6pm CDT Mar 25, 2026
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