Current conditions at

St. Charles, St. Charles County Smartt Airport (KSET)

Lat: 38.93°NLon: 90.43°WElev: 436ft.

Fair

54°F

12°C

Humidity 87%
Wind Speed Calm
Barometer 29.97 in (1014.8 mb)
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Last update 6 Oct 9:54 pm CDT
Extended Forecast for

Silex MO

  • Tonight

    Tonight: Clear, with a low around 55. Light southwest wind.

    Low: 55 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 88. Southwest wind 5 to 7 mph becoming northwest in the afternoon.

    High: 88 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 56. Light north wind.

    Low: 56 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 81. Light north wind.

    High: 81 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 55. Calm wind.

    Low: 55 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 86.

    High: 86 °F

    Sunny

  • Friday Night

    Friday Night: Clear, with a low around 59.

    Low: 59 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 89.

    High: 89 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 60.

    Low: 60 °F

    Partly Cloudy

Detailed Forecast

Tonight
Clear, with a low around 55. Light southwest wind.
Wednesday
Sunny, with a high near 88. Southwest wind 5 to 7 mph becoming northwest in the afternoon.
Wednesday Night
Mostly clear, with a low around 56. Light north wind.
Thursday
Sunny, with a high near 81. Light north wind.
Thursday Night
Mostly clear, with a low around 55. Calm wind.
Friday
Sunny, with a high near 86.
Friday Night
Clear, with a low around 59.
Saturday
Sunny, with a high near 89.
Saturday Night
Partly cloudy, with a low around 60.
Sunday
A 20 percent chance of showers before 1pm. Mostly sunny, with a high near 83.
Sunday Night
Partly cloudy, with a low around 59.
Columbus Day
Mostly sunny, with a high near 87.
Monday Night
A 20 percent chance of showers. Partly cloudy, with a low around 61.
Tuesday
A 30 percent chance of showers. Mostly sunny, with a high near 81.
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ABOUT THIS FORECAST

 
Point Forecast:
Silex MO
 39.13°N 91.04°W (Elev. 600 ft)
7:31 pm CDT Oct 6, 2026
10pm CDT Oct 6, 2026-6pm CDT Oct 13, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database