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

37°F

3°C

Humidity 62%
Wind Speed Calm
Barometer 30.13 in (1020.5 mb)
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Last update 12 Jan 7:54 pm CST
Extended Forecast for

7 Miles WSW Elsberry MO

  • Tonight

    Tonight: Mostly clear, with a low around 37. Southwest wind 6 to 10 mph, with gusts as high as 23 mph.

    Low: 37 °F

    Mostly Clear

  • Tuesday

    Tuesday: Increasing clouds, with a high near 57. West wind 10 to 14 mph, with gusts as high as 29 mph.

    High: 57 °F

    Increasing
    Clouds

  • Tuesday Night

    Tuesday Night: A 30 percent chance of rain, mainly before 10pm. Mostly cloudy, with a low around 34. West wind 10 to 15 mph, with gusts as high as 24 mph.

    Low: 34 °F

    Chance Rain
    then Mostly
    Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, then gradually becoming sunny, with a temperature rising to near 38 by 11am, then falling to around 30 during the remainder of the day. Breezy, with a northwest wind 15 to 20 mph, with gusts as high as 37 mph.

    High: 38 °F⇓

    Mostly Cloudy
    then
    Decreasing
    Clouds and
    Breezy

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 16. North wind 9 to 14 mph, with gusts as high as 26 mph.

    Low: 16 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 30.

    High: 30 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 24.

    Low: 24 °F

    Mostly Cloudy

  • Friday

    Friday: A 20 percent chance of snow after noon. Mostly cloudy, with a high near 40.

    High: 40 °F

    Mostly Cloudy
    then Slight
    Chance Snow

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 17.

    Low: 17 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 37. Southwest wind 6 to 10 mph, with gusts as high as 23 mph.
Tuesday
Increasing clouds, with a high near 57. West wind 10 to 14 mph, with gusts as high as 29 mph.
Tuesday Night
A 30 percent chance of rain, mainly before 10pm. Mostly cloudy, with a low around 34. West wind 10 to 15 mph, with gusts as high as 24 mph.
Wednesday
Mostly cloudy, then gradually becoming sunny, with a temperature rising to near 38 by 11am, then falling to around 30 during the remainder of the day. Breezy, with a northwest wind 15 to 20 mph, with gusts as high as 37 mph.
Wednesday Night
Mostly clear, with a low around 16. North wind 9 to 14 mph, with gusts as high as 26 mph.
Thursday
Mostly sunny, with a high near 30.
Thursday Night
Mostly cloudy, with a low around 24.
Friday
A 20 percent chance of snow after noon. Mostly cloudy, with a high near 40.
Friday Night
Mostly cloudy, with a low around 17.
Saturday
Partly sunny, with a high near 26.
Saturday Night
Partly cloudy, with a low around 7.
Sunday
Mostly sunny, with a high near 24.
Sunday Night
Partly cloudy, with a low around 11.
M.L.King Day
Mostly sunny, with a high near 32.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
7 Miles WSW Elsberry MO
 39.12°N 90.89°W (Elev. 804 ft)
Last Update:
4:46 pm CST Jan 12, 2026
Forecast Valid:
8pm CST Jan 12, 2026-6pm CST Jan 19, 2026
 
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Additional Resources

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Chance of Precipitation