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

64°F

18°C

Humidity 35%
Wind Speed SE 15 G 22 mph
Barometer 29.89 in (1012.0 mb)
Dewpoint 36°F (2°C)
Visibility 10.00 mi
Last update 14 Mar 3:54 pm CDT
Extended Forecast for

4 Miles W Foley MO

Wind Advisory March 15, 10:00am until March 16, 12:00pm
Click here for hazard details and duration
Wind Advisory

  • Tonight

    Tonight: Increasing clouds, with a low around 54. Southeast wind 9 to 14 mph, with gusts as high as 28 mph.

    Low: 54 °F

    Increasing
    Clouds

  • Sunday

    Sunday: Rain and thunderstorms likely before 2pm, then rain and possibly a thunderstorm between 2pm and 4pm, then rain after 4pm. High near 66. Breezy, with a south wind 16 to 21 mph becoming west in the afternoon. Winds could gust as high as 40 mph. Chance of precipitation is 100%.

    High: 66 °F

    Chance Rain
    then Rain and
    Breezy

  • Sunday Night

    Sunday Night: Rain likely before 9pm, then a chance of snow. Mostly cloudy, with a low around 18. Windy, with a northwest wind 26 to 30 mph, with gusts as high as 50 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    Low: 18 °F

    Rain/Snow
    Likely and
    Blustery then
    Chance Snow
    and Windy

  • Monday

    Monday: A 20 percent chance of snow before 1pm. Mostly cloudy, with a high near 27. Blustery, with a northwest wind 18 to 28 mph, with gusts as high as 47 mph.

    High: 27 °F

    Slight Chance
    Snow and
    Blustery

  • Monday Night

    Monday Night: Mostly clear, with a low around 12. Northwest wind 8 to 16 mph, with gusts as high as 28 mph.

    Low: 12 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 38.

    High: 38 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A chance of snow before 1am, then a chance of rain and snow. Mostly cloudy, with a low around 32. Chance of precipitation is 30%.

    Low: 32 °F

    Chance Snow
    then Chance
    Rain/Snow

  • Wednesday

    Wednesday: Sunny, with a high near 65.

    High: 65 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 40.

    Low: 40 °F

    Mostly Clear

Detailed Forecast

Tonight
Increasing clouds, with a low around 54. Southeast wind 9 to 14 mph, with gusts as high as 28 mph.
Sunday
Rain and thunderstorms likely before 2pm, then rain and possibly a thunderstorm between 2pm and 4pm, then rain after 4pm. High near 66. Breezy, with a south wind 16 to 21 mph becoming west in the afternoon. Winds could gust as high as 40 mph. Chance of precipitation is 100%.
Sunday Night
Rain likely before 9pm, then a chance of snow. Mostly cloudy, with a low around 18. Windy, with a northwest wind 26 to 30 mph, with gusts as high as 50 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Monday
A 20 percent chance of snow before 1pm. Mostly cloudy, with a high near 27. Blustery, with a northwest wind 18 to 28 mph, with gusts as high as 47 mph.
Monday Night
Mostly clear, with a low around 12. Northwest wind 8 to 16 mph, with gusts as high as 28 mph.
Tuesday
Mostly sunny, with a high near 38.
Tuesday Night
A chance of snow before 1am, then a chance of rain and snow. Mostly cloudy, with a low around 32. Chance of precipitation is 30%.
Wednesday
Sunny, with a high near 65.
Wednesday Night
Mostly clear, with a low around 40.
Thursday
Sunny, with a high near 73.
Thursday Night
Partly cloudy, with a low around 46.
Friday
Sunny, with a high near 73.
Friday Night
Partly cloudy, with a low around 48.
Saturday
Mostly sunny, with a high near 77.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles W Foley MO
 39.06°N 90.81°W (Elev. 600 ft)
Last Update:
1:56 pm CDT Mar 14, 2026
Forecast Valid:
4pm CDT Mar 14, 2026-6pm CDT Mar 21, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation