Current conditions at

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

Lat: 38.93°NLon: 90.43°WElev: 436ft.

Fair

44°F

7°C

Humidity 96%
Wind Speed Calm
Barometer 30.46 in (1031.5 mb)
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Last update 17 Oct 9:54 pm CDT
Extended Forecast for

7 Miles SW Elsberry MO

Frost Advisory October 18, 01:00am until October 18, 09:00am
Click here for hazard details and duration
Frost Advisory
  • Tonight

    Tonight: Clear, with a low around 37. Light southeast wind.

    Low: 37 °F

    Clear

  • Sunday

    Sunday: Patchy frost before 8am.  Otherwise, sunny, with a high near 68. South wind 5 to 7 mph.

    High: 68 °F

    Patchy Frost
    then Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 41. Light southeast wind.

    Low: 41 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 72. Light south wind.

    High: 72 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 43. Calm wind.

    Low: 43 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 73.

    High: 73 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 46.

    Low: 46 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 77.

    High: 77 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 50.

    Low: 50 °F

    Mostly Clear

Detailed Forecast

Tonight
Clear, with a low around 37. Light southeast wind.
Sunday
Patchy frost before 8am. Otherwise, sunny, with a high near 68. South wind 5 to 7 mph.
Sunday Night
Clear, with a low around 41. Light southeast wind.
Monday
Sunny, with a high near 72. Light south wind.
Monday Night
Mostly clear, with a low around 43. Calm wind.
Tuesday
Sunny, with a high near 73.
Tuesday Night
Partly cloudy, with a low around 46.
Wednesday
Sunny, with a high near 77.
Wednesday Night
Mostly clear, with a low around 50.
Thursday
Sunny, with a high near 79.
Thursday Night
Mostly clear, with a low around 51.
Friday
Sunny, with a high near 78.
Friday Night
Partly cloudy, with a low around 52.
Saturday
Mostly sunny, with a high near 78.
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ABOUT THIS FORECAST

 
Point Forecast:
7 Miles SW Elsberry MO
 39.08°N 90.87°W (Elev. 768 ft)
10:25 pm CDT Oct 17, 2026
10pm CDT Oct 17, 2026-6pm CDT Oct 24, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

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