National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

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

Lat: 38.93°NLon: 90.43°WElev: 436ft.

Overcast

70°F

21°C

Humidity 90%
Wind Speed Calm
Barometer 30.06 in (1017.5 mb)
Dewpoint 67°F (19°C)
Visibility 10.00 mi
Last update 14 Oct 11:54 pm CDT
Extended Forecast for

Foley MO

  • Overnight

    Overnight: Scattered showers, mainly after 4am. Mostly cloudy, with a low around 65. Calm wind. Chance of precipitation is 30%.

    Low: 65 °F

    Scattered
    Showers

  • Thursday

    Thursday: Showers and thunderstorms before 10am, then showers likely and possibly a thunderstorm between 10am and noon, then a chance of showers and thunderstorms after noon. High near 79. Light and variable wind becoming southwest 5 to 10 mph in the morning. Winds could gust as high as 20 mph. Chance of precipitation is 80%.

    High: 79 °F

    Showers then
    Chance
    T-storms

  • Thursday Night

    Thursday Night: Showers and thunderstorms likely before midnight, then a slight chance of showers between midnight and 1am. Increasing clouds, with a low around 46. West wind 10 to 15 mph becoming northwest after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 60%.

    Low: 46 °F

    Showers
    Likely then
    Slight Chance
    Showers

  • Friday

    Friday: Partly sunny, with a high near 56. Breezy, with a northwest wind 16 to 20 mph, with gusts as high as 32 mph.

    High: 56 °F

    Partly Sunny
    and Breezy

  • Friday Night

    Friday Night: Partly cloudy, with a low around 39. North wind 6 to 14 mph, with gusts as high as 26 mph.

    Low: 39 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 61.

    High: 61 °F

    Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 38.

    Low: 38 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 68.

    High: 68 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 42.

    Low: 42 °F

    Mostly Clear

Detailed Forecast

Overnight
Scattered showers, mainly after 4am. Mostly cloudy, with a low around 65. Calm wind. Chance of precipitation is 30%.
Thursday
Showers and thunderstorms before 10am, then showers likely and possibly a thunderstorm between 10am and noon, then a chance of showers and thunderstorms after noon. High near 79. Light and variable wind becoming southwest 5 to 10 mph in the morning. Winds could gust as high as 20 mph. Chance of precipitation is 80%.
Thursday Night
Showers and thunderstorms likely before midnight, then a slight chance of showers between midnight and 1am. Increasing clouds, with a low around 46. West wind 10 to 15 mph becoming northwest after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 60%.
Friday
Partly sunny, with a high near 56. Breezy, with a northwest wind 16 to 20 mph, with gusts as high as 32 mph.
Friday Night
Partly cloudy, with a low around 39. North wind 6 to 14 mph, with gusts as high as 26 mph.
Saturday
Sunny, with a high near 61.
Saturday Night
Clear, with a low around 38.
Sunday
Sunny, with a high near 68.
Sunday Night
Mostly clear, with a low around 42.
Monday
Mostly sunny, with a high near 73.
Monday Night
Partly cloudy, with a low around 45.
Tuesday
Sunny, with a high near 76.
Tuesday Night
Mostly clear, with a low around 51.
Wednesday
Sunny, with a high near 79.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Foley MO
 39.05°N 90.75°W (Elev. 499 ft)
Last Update:
10:21 pm CDT Oct 14, 2026
Forecast Valid:
12am CDT Oct 15, 2026-6pm CDT Oct 21, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation