Hazardous Weather Conditions

Current conditions at

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

Lat: 38.93°NLon: 90.43°WElev: 436ft.

Overcast

32°F

0°C

Humidity 79%
Wind Speed N 13 mph
Barometer 30.16 in (1021.5 mb)
Dewpoint 26°F (-3°C)
Visibility 10.00 mi
Wind Chill22°F (-6°C)
Last update 3 Feb 9:54 am CST
Extended Forecast for

St. Charles County Smartt Airport MO

  • Today

    Today: Partly sunny, with a high near 35. North wind 7 to 10 mph, with gusts as high as 20 mph.

    High: 35 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 16. North wind 5 to 7 mph.

    Low: 16 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 30. North wind 3 to 7 mph.

    High: 30 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 14. Calm wind.

    Low: 14 °F

    Mostly Clear

  • Thursday

    Thursday: Partly sunny, with a high near 40. Light southwest wind increasing to 5 to 10 mph in the morning.

    High: 40 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 28.

    Low: 28 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 48.

    High: 48 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 23.

    Low: 23 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 41.

    High: 41 °F

    Sunny

Detailed Forecast

Today
Partly sunny, with a high near 35. North wind 7 to 10 mph, with gusts as high as 20 mph.
Tonight
Mostly cloudy, with a low around 16. North wind 5 to 7 mph.
Wednesday
Mostly sunny, with a high near 30. North wind 3 to 7 mph.
Wednesday Night
Mostly clear, with a low around 14. Calm wind.
Thursday
Partly sunny, with a high near 40. Light southwest wind increasing to 5 to 10 mph in the morning.
Thursday Night
Mostly clear, with a low around 28.
Friday
Sunny, with a high near 48.
Friday Night
Mostly clear, with a low around 23.
Saturday
Sunny, with a high near 41.
Saturday Night
Partly cloudy, with a low around 24.
Sunday
Mostly sunny, with a high near 42.
Sunday Night
Partly cloudy, with a low around 22.
Monday
Partly sunny, with a high near 42.
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ABOUT THIS FORECAST

 
Point Forecast:
St. Charles County Smartt Airport MO
 38.94°N 90.45°W (Elev. 427 ft)
8:22 am CST Feb 3, 2026
10am CST Feb 3, 2026-6pm CST Feb 9, 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