Current conditions at
St. Charles, St. Charles County Smartt Airport (KSET)
Lat: 38.93°NLon: 90.43°WElev: 436ft.
Overcast
24°F
-4°C
| Humidity | 77% |
| Wind Speed | W 7 mph |
| Barometer | 30.14 in (1021.3 mb) |
| Dewpoint | 18°F (-8°C) |
| Visibility | 10.00 mi |
| Wind Chill | 16°F (-9°C) |
| Last update | 2 Dec 9:54 am CST |
Extended Forecast for
3 Miles SSW Dow IL
Today
High: 27 °F
Mostly Cloudy
Tonight
Low: 19 °F
Partly Cloudy
Wednesday
High: 37 °F
Increasing
CloudsWednesday Night
Low: 9 °F
Mostly Cloudy
Thursday
High: 19 °F
Cold
Thursday Night
Low: 5 °F
Mostly Clear
Friday
High: 34 °F
Mostly Sunny
Friday Night
Low: 21 °F
Partly Cloudy
Saturday
High: 35 °F
Partly Sunny
Detailed Forecast
Today
Mostly cloudy, with a high near 27. West wind around 6 mph becoming south in the afternoon.
Tonight
Partly cloudy, with a low around 19. South wind 5 to 7 mph.
Wednesday
Increasing clouds, with a high near 37. South wind around 8 mph becoming northwest in the afternoon.
Wednesday Night
Mostly cloudy, with a low around 9. North wind 8 to 13 mph, with gusts as high as 20 mph.
Thursday
Sunny and cold, with a high near 19. North wind 5 to 10 mph.
Thursday Night
Mostly clear, with a low around 5.
Friday
Mostly sunny, with a high near 34.
Friday Night
Partly cloudy, with a low around 21.
Saturday
Partly sunny, with a high near 35.
Saturday Night
Mostly cloudy, with a low around 23.
Sunday
A 20 percent chance of snow. Mostly cloudy, with a high near 31.
Sunday Night
Mostly cloudy, with a low around 16.
Monday
Partly sunny, with a high near 34.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
3 Miles SSW Dow IL
39°N 90.33°W (Elev. 597 ft)
39°N 90.33°W (Elev. 597 ft)
9:26 am CST Dec 2, 2025
10am CST Dec 2, 2025-6pm CST Dec 8, 2025
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