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Hazardous Weather Conditions
Current conditions at
St. Charles, St. Charles County Smartt Airport (KSET)
Lat: 38.93°NLon: 90.43°WElev: 436ft.
Overcast
5°F
-15°C
| Humidity | 83% |
| Wind Speed | Calm |
| Barometer | 30.39 in (1029.8 mb) |
| Dewpoint | 1°F (-17°C) |
| Visibility | 10.00 mi |
| Last update | 28 Jan 3:54 am CST |
Extended Forecast for
St. Charles County Smartt Airport MO
Today
High: 29 °F
Decreasing
CloudsTonight
Low: 7 °F
Increasing
CloudsThursday
High: 21 °F
Cloudy
Thursday Night
Low: 3 °F
Mostly Cloudy
Friday
High: 17 °F
Cold
Friday Night
Low: -2 °F
Partly Cloudy
Saturday
High: 17 °F
Cold
Saturday Night
Low: -1 °F
Mostly Clear
Sunday
High: 26 °F
Mostly Sunny
then Slight
Chance Snow
Detailed Forecast
Today
Mostly cloudy, then gradually becoming sunny, with a high near 29. West wind 5 to 10 mph.
Tonight
Increasing clouds, with a low around 7. Calm wind becoming northeast around 5 mph after midnight.
Thursday
Cloudy, with a high near 21. Northeast wind 5 to 7 mph.
Thursday Night
Mostly cloudy, with a low around 3. Northeast wind around 6 mph becoming calm.
Friday
Partly sunny and cold, with a high near 17. North wind 6 to 10 mph.
Friday Night
Partly cloudy, with a low around -2.
Saturday
Mostly sunny and cold, with a high near 17.
Saturday Night
Mostly clear, with a low around -1.
Sunday
A 20 percent chance of snow after noon. Mostly sunny, with a high near 26.
Sunday Night
Mostly cloudy, with a low around 13.
Monday
Partly sunny, with a high near 33.
Monday Night
Mostly cloudy, with a low around 16.
Tuesday
A 20 percent chance of rain. Mostly cloudy, with a high near 35.
Additional Forecasts and Information
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Point Forecast:
St. Charles County Smartt Airport MO
38.94°N 90.45°W (Elev. 427 ft)
38.94°N 90.45°W (Elev. 427 ft)
4:26 am CST Jan 28, 2026
4am CST Jan 28, 2026-6pm CST Feb 3, 2026
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