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

20°F

-7°C

Humidity 85%
Wind Speed SE 7 mph
Barometer 30.07 in (1018.7 mb)
Dewpoint 16°F (-9°C)
Visibility 10.00 mi
Wind Chill11°F (-12°C)
Last update 2 Dec 9:54 pm CST
Extended Forecast for

5 Miles SW Elsberry MO

  • Tonight

    Tonight: Mostly cloudy, with a low around 20. Southwest wind around 6 mph.

    Low: 20 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A 50 percent chance of snow, mainly after 3pm. Cloudy, with a high near 35. Southwest wind around 7 mph becoming north in the afternoon.

    High: 35 °F

    Cloudy then
    Chance Snow

  • Wednesday Night

    Wednesday Night: A 30 percent chance of snow, mainly before 8pm. Cloudy, then gradually becoming partly cloudy, with a low around 10. North wind 8 to 11 mph, with gusts as high as 20 mph.

    Low: 10 °F

    Chance Snow
    then Mostly
    Cloudy

  • Thursday

    Thursday: Sunny and cold, with a high near 19. North wind 5 to 8 mph becoming calm in the afternoon.

    High: 19 °F

    Cold

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 10. Calm wind becoming south around 6 mph after midnight.

    Low: 10 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 34.

    High: 34 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 20.

    Low: 20 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 34.

    High: 34 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 23.

    Low: 23 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 20. Southwest wind around 6 mph.
Wednesday
A 50 percent chance of snow, mainly after 3pm. Cloudy, with a high near 35. Southwest wind around 7 mph becoming north in the afternoon.
Wednesday Night
A 30 percent chance of snow, mainly before 8pm. Cloudy, then gradually becoming partly cloudy, with a low around 10. North wind 8 to 11 mph, with gusts as high as 20 mph.
Thursday
Sunny and cold, with a high near 19. North wind 5 to 8 mph becoming calm in the afternoon.
Thursday Night
Mostly clear, with a low around 10. Calm wind becoming south around 6 mph after midnight.
Friday
Mostly sunny, with a high near 34.
Friday Night
Partly cloudy, with a low around 20.
Saturday
Partly sunny, with a high near 34.
Saturday Night
Mostly cloudy, with a low around 23.
Sunday
A 20 percent chance of snow. Mostly cloudy, with a high near 31.
Sunday Night
Mostly cloudy, with a low around 19.
Monday
Partly sunny, with a high near 31.
Monday Night
A 20 percent chance of snow. Mostly cloudy, with a low around 25.
Tuesday
Partly sunny, with a high near 38.
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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:
9:56 pm CST Dec 2, 2025
Forecast Valid:
10pm CST Dec 2, 2025-6pm CST Dec 9, 2025
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation