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.

Overcast

43°F

6°C

Humidity 65%
Wind Speed SE 3 mph
Barometer 29.64 in (1003.7 mb)
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Last update 24 Feb 11:54 pm CST
Extended Forecast for

3 Miles NNW Elsberry MO

  • Overnight

    Overnight: Mostly cloudy, with a low around 32. Northwest wind around 5 mph becoming calm.

    Low: 32 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 49. Light and variable wind.

    High: 49 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: A 50 percent chance of rain, mainly before 3am. Mostly cloudy, with a low around 31. Light northeast wind.

    Low: 31 °F

    Chance Rain

  • Thursday

    Thursday: Mostly sunny, with a high near 53. Light and variable wind becoming southeast around 5 mph.

    High: 53 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 33. Light southwest wind.

    Low: 33 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 67.

    High: 67 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 39.

    Low: 39 °F

    Mostly Clear

  • Saturday

    Saturday: A 20 percent chance of rain. Mostly sunny, with a high near 58.

    High: 58 °F

    Slight Chance
    Rain

  • Saturday Night

    Saturday Night: A 20 percent chance of rain. Partly cloudy, with a low around 28.

    Low: 28 °F

    Slight Chance
    Rain

Detailed Forecast

Overnight
Mostly cloudy, with a low around 32. Northwest wind around 5 mph becoming calm.
Wednesday
Partly sunny, with a high near 49. Light and variable wind.
Wednesday Night
A 50 percent chance of rain, mainly before 3am. Mostly cloudy, with a low around 31. Light northeast wind.
Thursday
Mostly sunny, with a high near 53. Light and variable wind becoming southeast around 5 mph.
Thursday Night
Clear, with a low around 33. Light southwest wind.
Friday
Sunny, with a high near 67.
Friday Night
Mostly clear, with a low around 39.
Saturday
A 20 percent chance of rain. Mostly sunny, with a high near 58.
Saturday Night
A 20 percent chance of rain. Partly cloudy, with a low around 28.
Sunday
A chance of rain and snow. Mostly cloudy, with a high near 41. Chance of precipitation is 50%.
Sunday Night
Rain and snow likely. Mostly cloudy, with a low around 28. Chance of precipitation is 60%.
Monday
A 30 percent chance of rain. Mostly cloudy, with a high near 38.
Monday Night
A 40 percent chance of rain and thunderstorms. Mostly cloudy, with a low around 27.
Tuesday
A 50 percent chance of rain. Mostly cloudy, with a high near 44.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NNW Elsberry MO
 39.21°N 90.8°W (Elev. 509 ft)
Last Update:
12:31 am CST Feb 25, 2026
Forecast Valid:
12am CST Feb 25, 2026-6pm CST Mar 3, 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