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Current conditions at
St. Charles, St. Charles County Smartt Airport (KSET)
Lat: 38.93°NLon: 90.43°WElev: 436ft.
Fair
71°F
22°C
| Humidity | 79% |
| Wind Speed | NE 7 mph |
| Barometer | 30.00 in (1015.4 mb) |
| Dewpoint | 64°F (18°C) |
| Visibility | 10.00 mi |
| Last update | 30 Jul 12:54 am CDT |
Extended Forecast for
Silex MO
Overnight

Low: 65 °F
Clear
Thursday

High: 87 °F
Increasing
CloudsThursday Night
Low: 68 °F
Partly Cloudy
then Slight
Chance
ShowersFriday

High: 84 °F
Showers
Friday Night

Low: 67 °F
Showers
Saturday

High: 79 °F
Showers
LikelySaturday Night

Low: 64 °F
Partly Cloudy
Sunday

High: 84 °F
Sunny
Sunday Night

Low: 64 °F
Mostly Clear
Detailed Forecast
Overnight
Clear, with a low around 65. Light northeast wind.
Thursday
Increasing clouds, with a high near 87. Southeast wind 3 to 6 mph.
Thursday Night
A 20 percent chance of showers after 5am. Increasing clouds, with a low around 68. East wind around 7 mph.
Friday
Showers and thunderstorms before 1pm, then showers and possibly a thunderstorm between 1pm and 2pm, then a chance of showers and thunderstorms after 2pm. High near 84. South wind 9 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 90%.
Friday Night
Showers and possibly a thunderstorm before 4am, then showers likely. Low around 67. South wind 5 to 10 mph becoming light and variable. Winds could gust as high as 21 mph. Chance of precipitation is 90%.
Saturday
Showers likely, mainly before 1pm. Mostly cloudy, with a high near 79. Chance of precipitation is 60%.
Saturday Night
Partly cloudy, with a low around 64.
Sunday
Sunny, with a high near 84.
Sunday Night
Mostly clear, with a low around 64.
Monday
Sunny, with a high near 85.
Monday Night
Mostly clear, with a low around 66.
Tuesday
A 20 percent chance of showers. Sunny, with a high near 88.
Tuesday Night
Mostly clear, with a low around 68.
Wednesday
Mostly sunny, with a high near 90.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
Silex MO
39.13°N 91.06°W (Elev. 600 ft)
39.13°N 91.06°W (Elev. 600 ft)
1:26 am CDT Jul 30, 2026
1am CDT Jul 30, 2026-6pm CDT Aug 5, 2026


