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.

Fair

63°F

17°C

Humidity 93%
Wind Speed Calm
Barometer 30.10 in (1019.0 mb)
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Last update 24 Jun 3:54 am CDT
Extended Forecast for

5 Miles SW Elsberry MO

  • Today

    Today: A 50 percent chance of showers and thunderstorms, mainly between 11am and 3pm. Partly sunny, with a high near 79. South wind around 6 mph becoming southwest in the afternoon.

    High: 79 °F

    Chance
    Showers then
    Chance
    T-storms

  • Tonight

    Tonight: A chance of showers and thunderstorms before 3am, then a slight chance of showers after 5am. Partly cloudy, with a low around 65. Light southwest wind. Chance of precipitation is 30%.

    Low: 65 °F

    Partly Cloudy
    then Chance
    Showers

  • Thursday

    Thursday: A 40 percent chance of showers and thunderstorms, mainly after 3pm. Partly sunny, with a high near 83. Light and variable wind.

    High: 83 °F

    Chance
    Showers then
    Chance
    T-storms

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 7pm. Low around 66. Light and variable wind becoming south around 5 mph after midnight. Chance of precipitation is 90%.

    Low: 66 °F

    T-storms

  • Friday

    Friday: Showers and possibly a thunderstorm before 1pm, then showers and thunderstorms likely after 1pm. High near 79. South wind around 6 mph. Chance of precipitation is 80%.

    High: 79 °F

    T-storms

  • Friday Night

    Friday Night: Showers and thunderstorms likely. Mostly cloudy, with a low around 67. Chance of precipitation is 60%.

    Low: 67 °F

    T-storms
    Likely

  • Saturday

    Saturday: A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 84.

    High: 84 °F

    Chance
    T-storms

  • Saturday Night

    Saturday Night: A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 71.

    Low: 71 °F

    Slight Chance
    T-storms

  • Sunday

    Sunday: Sunny, with a high near 91.

    High: 91 °F

    Sunny

Detailed Forecast

Today
A 50 percent chance of showers and thunderstorms, mainly between 11am and 3pm. Partly sunny, with a high near 79. South wind around 6 mph becoming southwest in the afternoon.
Tonight
A chance of showers and thunderstorms before 3am, then a slight chance of showers after 5am. Partly cloudy, with a low around 65. Light southwest wind. Chance of precipitation is 30%.
Thursday
A 40 percent chance of showers and thunderstorms, mainly after 3pm. Partly sunny, with a high near 83. Light and variable wind.
Thursday Night
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 7pm. Low around 66. Light and variable wind becoming south around 5 mph after midnight. Chance of precipitation is 90%.
Friday
Showers and possibly a thunderstorm before 1pm, then showers and thunderstorms likely after 1pm. High near 79. South wind around 6 mph. Chance of precipitation is 80%.
Friday Night
Showers and thunderstorms likely. Mostly cloudy, with a low around 67. Chance of precipitation is 60%.
Saturday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 84.
Saturday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 71.
Sunday
Sunny, with a high near 91.
Sunday Night
Mostly clear, with a low around 74.
Monday
Sunny, with a high near 93.
Monday Night
Mostly clear, with a low around 75.
Tuesday
Sunny, with a high near 93.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles SW Elsberry MO
 39.12°N 90.87°W (Elev. 899 ft)
Last Update:
1:56 am CDT Jun 24, 2026
Forecast Valid:
4am CDT Jun 24, 2026-6pm CDT Jun 30, 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