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

Hazardous Weather Conditions

Current conditions at

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

Lat: 38.93°NLon: 90.43°WElev: 436ft.

Mostly Cloudy

79°F

26°C

Humidity 62%
Wind Speed S 14 mph
Barometer 29.95 in (1013.8 mb)
Dewpoint 65°F (18°C)
Visibility 10.00 mi
Heat Index81°F (27°C)
Last update 3 Apr 12:54 pm CDT
Extended Forecast for

4 Miles WSW Foley MO

  • This Afternoon

    This Afternoon: A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 79. South wind 9 to 14 mph, with gusts as high as 24 mph.

    High: 79 °F

    Chance
    T-storms

  • Tonight

    Tonight: Showers and thunderstorms likely, then showers and possibly a thunderstorm after 1am. Low around 51. South wind 9 to 14 mph, with gusts as high as 29 mph. Chance of precipitation is 100%.

    Low: 51 °F

    Chance
    T-storms then
    T-storms

  • Saturday

    Saturday: Showers likely and possibly a thunderstorm before 10am, then a slight chance of showers between 10am and 11am. Cloudy, then gradually becoming mostly sunny, with a high near 57. West wind 11 to 17 mph, with gusts as high as 30 mph. Chance of precipitation is 60%.

    High: 57 °F

    Showers
    Likely then
    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 37. West wind 8 to 13 mph, with gusts as high as 25 mph.

    Low: 37 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 59. Northwest wind 7 to 10 mph, with gusts as high as 20 mph.

    High: 59 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 39.

    Low: 39 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 60.

    High: 60 °F

    Sunny

  • Monday Night

    Monday Night: A 20 percent chance of showers after 1am. Mostly cloudy, with a low around 36.

    Low: 36 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 53.

    High: 53 °F

    Mostly Cloudy

Detailed Forecast

This Afternoon
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 79. South wind 9 to 14 mph, with gusts as high as 24 mph.
Tonight
Showers and thunderstorms likely, then showers and possibly a thunderstorm after 1am. Low around 51. South wind 9 to 14 mph, with gusts as high as 29 mph. Chance of precipitation is 100%.
Saturday
Showers likely and possibly a thunderstorm before 10am, then a slight chance of showers between 10am and 11am. Cloudy, then gradually becoming mostly sunny, with a high near 57. West wind 11 to 17 mph, with gusts as high as 30 mph. Chance of precipitation is 60%.
Saturday Night
Mostly clear, with a low around 37. West wind 8 to 13 mph, with gusts as high as 25 mph.
Sunday
Sunny, with a high near 59. Northwest wind 7 to 10 mph, with gusts as high as 20 mph.
Sunday Night
Clear, with a low around 39.
Monday
Sunny, with a high near 60.
Monday Night
A 20 percent chance of showers after 1am. Mostly cloudy, with a low around 36.
Tuesday
Mostly cloudy, with a high near 53.
Tuesday Night
Mostly cloudy, with a low around 41.
Wednesday
Mostly sunny, with a high near 72.
Wednesday Night
Mostly clear, with a low around 54.
Thursday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 74.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles WSW Foley MO
 39.01°N 90.81°W (Elev. 600 ft)
Last Update:
1:26 pm CDT Apr 3, 2026
Forecast Valid:
1pm CDT Apr 3, 2026-6pm CDT Apr 9, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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