Hazardous Weather Conditions
Current conditions at
St. Charles, St. Charles County Smartt Airport (KSET)
Lat: 38.93°NLon: 90.43°WElev: 436ft.
Fair
66°F
19°C
| Humidity | 81% |
| Wind Speed | SE 8 mph |
| Barometer | 29.86 in (1010.6 mb) |
| Dewpoint | 60°F (16°C) |
| Visibility | 10.00 mi |
| Last update | 6 Mar 10:54 pm CST |
Extended Forecast for
St. Charles County Smartt Airport MO
Severe T-storm Watch until March 7, 06:00am
NOW until 6:00am Sat

Severe T-storm Watch
Tonight

Low: 59 °F
Severe
ThunderstormsSaturday
High: 63 °F⇓
Showers then
Partly SunnySaturday Night

Low: 34 °F
Decreasing
CloudsSunday

High: 67 °F
Sunny
Sunday Night

Low: 44 °F
Clear
Monday

High: 79 °F
Sunny
Monday Night
Low: 56 °F
Mostly Clear
then Chance
RainTuesday
High: 80 °F
Chance Rain
then Rain
Detailed Forecast
Tonight
A chance of rain and thunderstorms, then rain and possibly a thunderstorm after 1am. Some of the storms could be severe. Low around 59. South wind 8 to 15 mph, with gusts as high as 32 mph. Chance of precipitation is 100%.
Saturday
Showers, mainly before 8am. Temperature rising to near 63 by 9am, then falling to around 55 during the remainder of the day. Southwest wind 8 to 17 mph becoming northwest in the afternoon. Winds could gust as high as 26 mph. Chance of precipitation is 90%.
Saturday Night
Mostly cloudy, then gradually becoming clear, with a low around 34. West wind 5 to 10 mph becoming light after midnight.
Sunday
Sunny, with a high near 67. Light southwest wind increasing to 6 to 11 mph in the morning.
Sunday Night
Clear, with a low around 44. South wind around 8 mph.
Monday
Sunny, with a high near 79.
Monday Night
A 30 percent chance of rain after midnight. Mostly clear, with a low around 56.
Tuesday
A chance of rain and thunderstorms, then rain and possibly a thunderstorm after noon. High near 80. Chance of precipitation is 80%.
Tuesday Night
Rain and possibly a thunderstorm. Low around 49. Chance of precipitation is 90%.
Wednesday
Rain likely, mainly before noon. Cloudy, with a high near 59. Chance of precipitation is 70%.
Wednesday Night
Mostly cloudy, with a low around 33.
Thursday
Sunny, with a high near 58.
Thursday Night
Partly cloudy, with a low around 38.
Friday
Partly sunny, with a high near 67.
Additional Forecasts and Information
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ABOUT THIS FORECAST
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)
10:41 pm CST Mar 6, 2026
11pm CST Mar 6, 2026-6pm CDT Mar 13, 2026



