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.

Fog/Mist

44°F

7°C

Humidity 93%
Wind Speed SE 5 mph
Barometer 30.07 in (1018.3 mb)
Dewpoint 42°F (6°C)
Visibility 4.00 mi
Wind Chill41°F (5°C)
Last update 3 Mar 10:54 am CST
Extended Forecast for

3 Miles NNW Elsberry MO

  • Today

    Today: Scattered showers, with thunderstorms also possible after 3pm. Patchy fog before 1pm, then patchy fog after 3pm. Otherwise, cloudy, with a high near 50. Light and variable wind. Chance of precipitation is 50%.

    High: 50 °F

    Scattered
    Showers and
    Patchy Fog

  • Tonight

    Tonight: Showers and possibly a thunderstorm, mainly before 4am, then scattered showers and thunderstorms after 4am. Patchy fog. Low around 45. Northeast wind around 5 mph becoming calm after midnight. Chance of precipitation is 80%.

    Low: 45 °F

    Showers and
    Patchy Fog

  • Wednesday

    Wednesday: Scattered showers and thunderstorms before noon, then showers likely and possibly a thunderstorm between noon and 3pm, then scattered showers and thunderstorms after 3pm. Patchy fog before 2pm. Otherwise, cloudy, with a high near 58. Calm wind becoming southeast around 5 mph. Chance of precipitation is 60%.

    High: 58 °F

    Showers
    Likely and
    Patchy Fog

  • Wednesday Night

    Wednesday Night: Showers before 9pm, then showers and possibly a thunderstorm between 9pm and 3am, then showers after 3am. Patchy fog between 7pm and 1am. Low around 49. Light and variable wind. Chance of precipitation is 90%.

    Low: 49 °F

    Showers and
    Patchy Fog

  • Thursday

    Thursday: A chance of showers and thunderstorms before noon, then a slight chance of showers. Partly sunny, with a high near 66. Southwest wind 3 to 7 mph. Chance of precipitation is 50%.

    High: 66 °F

    Chance
    Showers then
    Slight Chance
    Showers

  • Thursday Night

    Thursday Night: Showers likely, mainly after midnight. Mostly cloudy, with a low around 53. Chance of precipitation is 60%.

    Low: 53 °F

    Slight Chance
    Showers then
    Showers
    Likely

  • Friday

    Friday: Showers likely and possibly a thunderstorm before noon, then a chance of showers. Partly sunny, with a high near 78. Chance of precipitation is 60%.

    High: 78 °F

    Showers
    Likely then
    Chance
    Showers

  • Friday Night

    Friday Night: Showers and possibly a thunderstorm. Low around 54. Chance of precipitation is 90%.

    Low: 54 °F

    Showers
    Likely then
    Showers

  • Saturday

    Saturday: A 40 percent chance of showers and thunderstorms before noon. Mostly cloudy, with a high near 66.

    High: 66 °F

    Chance
    Showers then
    Partly Sunny

Detailed Forecast

Today
Scattered showers, with thunderstorms also possible after 3pm. Patchy fog before 1pm, then patchy fog after 3pm. Otherwise, cloudy, with a high near 50. Light and variable wind. Chance of precipitation is 50%.
Tonight
Showers and possibly a thunderstorm, mainly before 4am, then scattered showers and thunderstorms after 4am. Patchy fog. Low around 45. Northeast wind around 5 mph becoming calm after midnight. Chance of precipitation is 80%.
Wednesday
Scattered showers and thunderstorms before noon, then showers likely and possibly a thunderstorm between noon and 3pm, then scattered showers and thunderstorms after 3pm. Patchy fog before 2pm. Otherwise, cloudy, with a high near 58. Calm wind becoming southeast around 5 mph. Chance of precipitation is 60%.
Wednesday Night
Showers before 9pm, then showers and possibly a thunderstorm between 9pm and 3am, then showers after 3am. Patchy fog between 7pm and 1am. Low around 49. Light and variable wind. Chance of precipitation is 90%.
Thursday
A chance of showers and thunderstorms before noon, then a slight chance of showers. Partly sunny, with a high near 66. Southwest wind 3 to 7 mph. Chance of precipitation is 50%.
Thursday Night
Showers likely, mainly after midnight. Mostly cloudy, with a low around 53. Chance of precipitation is 60%.
Friday
Showers likely and possibly a thunderstorm before noon, then a chance of showers. Partly sunny, with a high near 78. Chance of precipitation is 60%.
Friday Night
Showers and possibly a thunderstorm. Low around 54. Chance of precipitation is 90%.
Saturday
A 40 percent chance of showers and thunderstorms before noon. Mostly cloudy, with a high near 66.
Saturday Night
Mostly cloudy, with a low around 40.
Sunday
Sunny, with a high near 67.
Sunday Night
Mostly clear, with a low around 45.
Monday
A 20 percent chance of showers. Sunny, with a high near 71.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NNW Elsberry MO
 39.21°N 90.8°W (Elev. 509 ft)
Last Update:
10:46 am CST Mar 3, 2026
Forecast Valid:
11am CST Mar 3, 2026-6pm CDT Mar 9, 2026
 
Forecast Discussion
 
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Additional Resources

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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