Current conditions at

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

Lat: 38.93°NLon: 90.43°WElev: 436ft.

Fair

51°F

11°C

Humidity 41%
Wind Speed S 9 mph
Barometer 30.01 in (1016.3 mb)
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Wind Chill48°F (9°C)
Last update 18 Mar 10:54 am CDT
Extended Forecast for

4 Miles SE Silex MO

  • Today

    Today: Sunny, with a high near 64. West wind around 6 mph.

    High: 64 °F

    Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 42. Calm wind.

    Low: 42 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 71. Calm wind becoming west around 5 mph in the afternoon.

    High: 71 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 46. Calm wind.

    Low: 46 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 78. Calm wind becoming southwest 5 to 8 mph in the afternoon.

    High: 78 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 51.

    Low: 51 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 80.

    High: 80 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 54.

    Low: 54 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 76.

    High: 76 °F

    Mostly Sunny

Detailed Forecast

Today
Sunny, with a high near 64. West wind around 6 mph.
Tonight
Mostly cloudy, with a low around 42. Calm wind.
Thursday
Mostly sunny, with a high near 71. Calm wind becoming west around 5 mph in the afternoon.
Thursday Night
Partly cloudy, with a low around 46. Calm wind.
Friday
Sunny, with a high near 78. Calm wind becoming southwest 5 to 8 mph in the afternoon.
Friday Night
Partly cloudy, with a low around 51.
Saturday
Sunny, with a high near 80.
Saturday Night
Mostly clear, with a low around 54.
Sunday
Mostly sunny, with a high near 76.
Sunday Night
Mostly cloudy, with a low around 36.
Monday
Mostly cloudy, with a high near 53.
Monday Night
Partly cloudy, with a low around 34.
Tuesday
Partly sunny, with a high near 58.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SE Silex MO
 39.08°N 91.01°W (Elev. 482 ft)
8:52 am CDT Mar 18, 2026
11am CDT Mar 18, 2026-6pm CDT Mar 24, 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