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

42°F

6°C

Humidity 68%
Wind Speed NW 12 G 23 mph
Barometer 30.21 in (1022.8 mb)
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Wind Chill35°F (2°C)
Last update 11 Mar 7:54 pm CDT
Extended Forecast for

4 Miles WNW Elsberry MO

  • Tonight

    Tonight: Mostly clear, with a low around 31. Northwest wind 11 to 16 mph becoming light west after midnight. Winds could gust as high as 24 mph.

    Low: 31 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 54. Calm wind becoming southwest 5 to 9 mph in the morning. Winds could gust as high as 21 mph.

    High: 54 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 43. South wind 9 to 18 mph, with gusts as high as 36 mph.

    Low: 43 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 58. West wind 8 to 14 mph, with gusts as high as 28 mph.

    High: 58 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 35. Northwest wind around 5 mph becoming light and variable.

    Low: 35 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly cloudy, with a high near 59.

    High: 59 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: A 20 percent chance of rain and thunderstorms after 1am. Mostly cloudy, with a low around 49.

    Low: 49 °F

    Mostly Cloudy
    then Slight
    Chance
    T-storms

  • Sunday

    Sunday: Rain and possibly a thunderstorm. High near 63. Breezy. Chance of precipitation is 80%.

    High: 63 °F

    Rain and
    Breezy

  • Sunday Night

    Sunday Night: A chance of rain and snow before 1am. Mostly cloudy, with a low around 22. Blustery. Chance of precipitation is 30%.

    Low: 22 °F

    Chance
    Rain/Snow and
    Blustery

Detailed Forecast

Tonight
Mostly clear, with a low around 31. Northwest wind 11 to 16 mph becoming light west after midnight. Winds could gust as high as 24 mph.
Thursday
Sunny, with a high near 54. Calm wind becoming southwest 5 to 9 mph in the morning. Winds could gust as high as 21 mph.
Thursday Night
Partly cloudy, with a low around 43. South wind 9 to 18 mph, with gusts as high as 36 mph.
Friday
Partly sunny, with a high near 58. West wind 8 to 14 mph, with gusts as high as 28 mph.
Friday Night
Mostly cloudy, with a low around 35. Northwest wind around 5 mph becoming light and variable.
Saturday
Mostly cloudy, with a high near 59.
Saturday Night
A 20 percent chance of rain and thunderstorms after 1am. Mostly cloudy, with a low around 49.
Sunday
Rain and possibly a thunderstorm. High near 63. Breezy. Chance of precipitation is 80%.
Sunday Night
A chance of rain and snow before 1am. Mostly cloudy, with a low around 22. Blustery. Chance of precipitation is 30%.
Monday
Mostly sunny, with a high near 35.
Monday Night
Mostly clear, with a low around 16.
Tuesday
Partly sunny, with a high near 42.
Tuesday Night
A slight chance of rain and snow. Mostly cloudy, with a low around 31. Chance of precipitation is 20%.
Wednesday
Partly sunny, with a high near 56.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles WNW Elsberry MO
 39.19°N 90.86°W (Elev. 525 ft)
Last Update:
5:36 pm CDT Mar 11, 2026
Forecast Valid:
8pm CDT Mar 11, 2026-6pm CDT Mar 18, 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