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.

Overcast

23°F

-5°C

Humidity 78%
Wind Speed Calm
Barometer 30.48 in (1032.8 mb)
Dewpoint 17°F (-8°C)
Visibility 10.00 mi
Last update 1 Dec 1:54 am CST
Extended Forecast for

6 Miles SE Whiteside MO

  • Overnight

    Overnight: Cloudy, with a low around 17. Calm wind becoming east around 5 mph.

    Low: 17 °F

    Cloudy

  • Monday

    Monday: Snow, mainly after 5pm. High near 27. East wind around 5 mph becoming calm in the morning. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.

    High: 27 °F

    Cloudy then
    Snow

  • Monday Night

    Monday Night: Snow, mainly before 1am. Low around 17. Calm wind becoming northwest around 5 mph after midnight. Chance of precipitation is 90%. New snow accumulation of around an inch possible.

    Low: 17 °F

    Snow then
    Chance Snow

  • Tuesday

    Tuesday: Mostly sunny, with a high near 30. Northwest wind around 5 mph becoming light and variable in the afternoon.

    High: 30 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 19. Calm wind becoming south around 6 mph after midnight.

    Low: 19 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 36.

    High: 36 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 9.

    Low: 9 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny and cold, with a high near 19.

    High: 19 °F

    Cold

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 9.

    Low: 9 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Cloudy, with a low around 17. Calm wind becoming east around 5 mph.
Monday
Snow, mainly after 5pm. High near 27. East wind around 5 mph becoming calm in the morning. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.
Monday Night
Snow, mainly before 1am. Low around 17. Calm wind becoming northwest around 5 mph after midnight. Chance of precipitation is 90%. New snow accumulation of around an inch possible.
Tuesday
Mostly sunny, with a high near 30. Northwest wind around 5 mph becoming light and variable in the afternoon.
Tuesday Night
Partly cloudy, with a low around 19. Calm wind becoming south around 6 mph after midnight.
Wednesday
Partly sunny, with a high near 36.
Wednesday Night
Mostly cloudy, with a low around 9.
Thursday
Mostly sunny and cold, with a high near 19.
Thursday Night
Mostly cloudy, with a low around 9.
Friday
A 40 percent chance of snow. Mostly cloudy, with a high near 30.
Friday Night
A 20 percent chance of snow. Mostly cloudy, with a low around 22.
Saturday
A 20 percent chance of rain. Mostly cloudy, with a high near 35.
Saturday Night
Mostly cloudy, with a low around 24.
Sunday
A 20 percent chance of snow. Mostly cloudy, with a high near 33.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
6 Miles SE Whiteside MO
 39.12°N 90.92°W (Elev. 801 ft)
Last Update:
10:31 pm CST Nov 30, 2025
Forecast Valid:
1am CST Dec 1, 2025-6pm CST Dec 7, 2025
 
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