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.

Partly Cloudy

34°F

1°C

Humidity 54%
Wind Speed W 9 mph
Barometer 29.69 in (1005.8 mb)
Dewpoint 19°F (-7°C)
Visibility 10.00 mi
Wind Chill27°F (-3°C)
Last update 16 Jan 6:54 am CST
Extended Forecast for

Whiteside MO

  • Today

    Today: A slight chance of snow before 4pm, then a slight chance of rain between 4pm and 5pm, then a chance of snow after 5pm. Cloudy, then gradually becoming mostly sunny, with a high near 42. West wind 9 to 15 mph, with gusts as high as 28 mph. Chance of precipitation is 40%.

    High: 42 °F

    Slight Chance
    Snow then
    Chance
    Rain/Snow

  • Tonight

    Tonight: A 50 percent chance of snow, mainly before 8pm. Cloudy during the early evening, then gradual clearing, with a low around 18. West wind 10 to 13 mph, with gusts as high as 25 mph.

    Low: 18 °F

    Chance Snow
    then Partly
    Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 24. West wind 11 to 15 mph, with gusts as high as 28 mph.

    High: 24 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 10. West wind 7 to 10 mph, with gusts as high as 21 mph.

    Low: 10 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 31. Southwest wind 7 to 11 mph, with gusts as high as 24 mph.

    High: 31 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 11.

    Low: 11 °F

    Partly Cloudy

  • M.L.King Day

    M.L.King Day: Sunny, with a high near 21.

    High: 21 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 10.

    Low: 10 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 36.

    High: 36 °F

    Mostly Sunny

Detailed Forecast

Today
A slight chance of snow before 4pm, then a slight chance of rain between 4pm and 5pm, then a chance of snow after 5pm. Cloudy, then gradually becoming mostly sunny, with a high near 42. West wind 9 to 15 mph, with gusts as high as 28 mph. Chance of precipitation is 40%.
Tonight
A 50 percent chance of snow, mainly before 8pm. Cloudy during the early evening, then gradual clearing, with a low around 18. West wind 10 to 13 mph, with gusts as high as 25 mph.
Saturday
Partly sunny, with a high near 24. West wind 11 to 15 mph, with gusts as high as 28 mph.
Saturday Night
Mostly clear, with a low around 10. West wind 7 to 10 mph, with gusts as high as 21 mph.
Sunday
Mostly sunny, with a high near 31. Southwest wind 7 to 11 mph, with gusts as high as 24 mph.
Sunday Night
Partly cloudy, with a low around 11.
M.L.King Day
Sunny, with a high near 21.
Monday Night
Mostly clear, with a low around 10.
Tuesday
Mostly sunny, with a high near 36.
Tuesday Night
Partly cloudy, with a low around 26.
Wednesday
Mostly sunny, with a high near 45.
Wednesday Night
Mostly cloudy, with a low around 24.
Thursday
A 20 percent chance of rain. Partly sunny, with a high near 38.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Whiteside MO
 39.17°N 91.01°W (Elev. 712 ft)
Last Update:
5:01 am CST Jan 16, 2026
Forecast Valid:
7am CST Jan 16, 2026-6pm CST Jan 22, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation