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.

Rain Fog/Mist

48°F

9°C

Humidity 100%
Wind Speed W 6 mph
Barometer 30.07 in (1018.4 mb)
Dewpoint 48°F (9°C)
Visibility 3.00 mi
Wind Chill45°F (7°C)
Last update 4 Mar 12:54 pm CST
Extended Forecast for

Whiteside MO

  • This Afternoon

    This Afternoon: Showers and thunderstorms, mainly before 3pm. Patchy fog. High near 55. Calm wind. Chance of precipitation is 80%.

    High: 55 °F

    T-storms and
    Patchy Fog

  • Tonight

    Tonight: Showers and thunderstorms likely before 3am, then showers likely and possibly a thunderstorm between 3am and 4am, then scattered showers and thunderstorms after 4am. Patchy fog. Otherwise, cloudy, with a low around 49. Light and variable wind. Chance of precipitation is 70%.

    Low: 49 °F

    T-storms
    Likely and
    Patchy Fog

  • Thursday

    Thursday: Scattered showers, mainly before 7am. Patchy fog before 10am. Otherwise, mostly cloudy, with a high near 65. West wind around 6 mph becoming calm in the afternoon. Chance of precipitation is 30%.

    High: 65 °F

    Scattered
    Showers and
    Patchy Fog
    then Partly
    Sunny

  • Thursday Night

    Thursday Night: Scattered showers before midnight, then showers likely and possibly a thunderstorm between midnight and 3am, then showers likely after 3am. Mostly cloudy, with a low around 53. Calm wind becoming south 5 to 8 mph in the evening. Winds could gust as high as 20 mph. Chance of precipitation is 60%.

    Low: 53 °F

    Scattered
    Showers then
    Showers
    Likely

  • Friday

    Friday: A 40 percent chance of rain. Partly sunny, with a high near 78. South wind 9 to 14 mph, with gusts as high as 30 mph.

    High: 78 °F

    Chance Rain

  • Friday Night

    Friday Night: Rain and possibly a thunderstorm. Low around 51. Chance of precipitation is 90%.

    Low: 51 °F

    Rain Likely
    then Rain

  • Saturday

    Saturday: A 30 percent chance of rain before noon. Mostly cloudy, with a high near 61.

    High: 61 °F

    Chance Rain
    then Partly
    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 38.

    Low: 38 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 64.

    High: 64 °F

    Sunny

Detailed Forecast

This Afternoon
Showers and thunderstorms, mainly before 3pm. Patchy fog. High near 55. Calm wind. Chance of precipitation is 80%.
Tonight
Showers and thunderstorms likely before 3am, then showers likely and possibly a thunderstorm between 3am and 4am, then scattered showers and thunderstorms after 4am. Patchy fog. Otherwise, cloudy, with a low around 49. Light and variable wind. Chance of precipitation is 70%.
Thursday
Scattered showers, mainly before 7am. Patchy fog before 10am. Otherwise, mostly cloudy, with a high near 65. West wind around 6 mph becoming calm in the afternoon. Chance of precipitation is 30%.
Thursday Night
Scattered showers before midnight, then showers likely and possibly a thunderstorm between midnight and 3am, then showers likely after 3am. Mostly cloudy, with a low around 53. Calm wind becoming south 5 to 8 mph in the evening. Winds could gust as high as 20 mph. Chance of precipitation is 60%.
Friday
A 40 percent chance of rain. Partly sunny, with a high near 78. South wind 9 to 14 mph, with gusts as high as 30 mph.
Friday Night
Rain and possibly a thunderstorm. Low around 51. Chance of precipitation is 90%.
Saturday
A 30 percent chance of rain before noon. Mostly cloudy, with a high near 61.
Saturday Night
Partly cloudy, with a low around 38.
Sunday
Sunny, with a high near 64.
Sunday Night
Mostly clear, with a low around 45.
Monday
Sunny, with a high near 75.
Monday Night
A 40 percent chance of rain and thunderstorms. Partly cloudy, with a low around 58.
Tuesday
Rain and possibly a thunderstorm. High near 73. Chance of precipitation is 80%.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Whiteside MO
 39.17°N 91.01°W (Elev. 712 ft)
Last Update:
12:26 pm CST Mar 4, 2026
Forecast Valid:
12pm CST Mar 4, 2026-6pm CDT Mar 10, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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