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.

Fair

81°F

27°C

Humidity 35%
Wind Speed S 10 mph
Barometer 29.83 in (1009.8 mb)
Dewpoint 51°F (11°C)
Visibility 10.00 mi
Heat Index80°F (27°C)
Last update 25 Mar 5:54 pm CDT
Extended Forecast for

6 Miles W Foley MO

  • Tonight

    Tonight: Mostly clear, with a low around 63. South wind 6 to 10 mph, with gusts as high as 23 mph.

    Low: 63 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 91. Southwest wind 10 to 14 mph, with gusts as high as 28 mph.

    High: 91 °F

    Sunny

  • Thursday Night

    Thursday Night: Rain and possibly a thunderstorm. Low around 42. Southwest wind 8 to 17 mph becoming north after midnight. Winds could gust as high as 31 mph. Chance of precipitation is 90%.

    Low: 42 °F

    Rain

  • Friday

    Friday: A 20 percent chance of rain before 1pm. Partly sunny, with a high near 53. North wind 13 to 16 mph, with gusts as high as 29 mph.

    High: 53 °F

    Slight Chance
    Rain

  • Friday Night

    Friday Night: Mostly clear, with a low around 30. North wind 5 to 10 mph, with gusts as high as 21 mph.

    Low: 30 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 55.

    High: 55 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 41.

    Low: 41 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 66.

    High: 66 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: A 20 percent chance of rain and thunderstorms after 1am. Mostly cloudy, with a low around 54.

    Low: 54 °F

    Mostly Cloudy
    then Slight
    Chance
    T-storms

Detailed Forecast

Tonight
Mostly clear, with a low around 63. South wind 6 to 10 mph, with gusts as high as 23 mph.
Thursday
Sunny, with a high near 91. Southwest wind 10 to 14 mph, with gusts as high as 28 mph.
Thursday Night
Rain and possibly a thunderstorm. Low around 42. Southwest wind 8 to 17 mph becoming north after midnight. Winds could gust as high as 31 mph. Chance of precipitation is 90%.
Friday
A 20 percent chance of rain before 1pm. Partly sunny, with a high near 53. North wind 13 to 16 mph, with gusts as high as 29 mph.
Friday Night
Mostly clear, with a low around 30. North wind 5 to 10 mph, with gusts as high as 21 mph.
Saturday
Sunny, with a high near 55.
Saturday Night
Partly cloudy, with a low around 41.
Sunday
Partly sunny, with a high near 66.
Sunday Night
A 20 percent chance of rain and thunderstorms after 1am. Mostly cloudy, with a low around 54.
Monday
A 20 percent chance of rain and thunderstorms before 1pm. Mostly sunny, with a high near 79.
Monday Night
A 30 percent chance of rain. Mostly cloudy, with a low around 60.
Tuesday
A 40 percent chance of rain and thunderstorms. Partly sunny, with a high near 81.
Tuesday Night
A 40 percent chance of rain and thunderstorms. Partly cloudy, with a low around 61.
Wednesday
A 40 percent chance of rain and thunderstorms. Partly sunny, with a high near 77.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
6 Miles W Foley MO
 39.06°N 90.87°W (Elev. 682 ft)
Last Update:
4:31 pm CDT Mar 25, 2026
Forecast Valid:
6pm CDT Mar 25, 2026-6pm CDT Apr 1, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation