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.

Mostly Cloudy

50°F

10°C

Humidity 48%
Wind Speed N 8 mph
Barometer 30.30 in (1025.9 mb)
Dewpoint 31°F (-1°C)
Visibility 10.00 mi
Wind Chill47°F (8°C)
Last update 6 Apr 11:54 pm CDT
Extended Forecast for

Whiteside MO

  • Tonight

    Tonight: A 30 percent chance of showers, mainly after 1am. Cloudy, with a low around 34. North wind 7 to 13 mph, with gusts as high as 25 mph.

    Low: 34 °F

    Chance
    Showers

  • Tuesday

    Tuesday: A chance of rain and snow showers before 10am, then a chance of rain showers between 10am and 11am. Cloudy, then gradually becoming mostly sunny, with a high near 52. East wind around 11 mph, with gusts as high as 22 mph. Chance of precipitation is 40%.

    High: 52 °F

    Chance
    Rain/Snow
    then Mostly
    Cloudy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 40. East wind 8 to 10 mph, with gusts as high as 22 mph.

    Low: 40 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 72. South wind 10 to 13 mph, with gusts as high as 28 mph.

    High: 72 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 52. South wind around 9 mph, with gusts as high as 21 mph.

    Low: 52 °F

    Partly Cloudy

  • Thursday

    Thursday: A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 74.

    High: 74 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Thursday Night

    Thursday Night: A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 55.

    Low: 55 °F

    Chance
    Showers

  • Friday

    Friday: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 71.

    High: 71 °F

    Chance
    Showers then
    Chance
    T-storms

  • Friday Night

    Friday Night: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 55.

    Low: 55 °F

    Chance
    T-storms

Detailed Forecast

Tonight
A 30 percent chance of showers, mainly after 1am. Cloudy, with a low around 34. North wind 7 to 13 mph, with gusts as high as 25 mph.
Tuesday
A chance of rain and snow showers before 10am, then a chance of rain showers between 10am and 11am. Cloudy, then gradually becoming mostly sunny, with a high near 52. East wind around 11 mph, with gusts as high as 22 mph. Chance of precipitation is 40%.
Tuesday Night
Mostly cloudy, with a low around 40. East wind 8 to 10 mph, with gusts as high as 22 mph.
Wednesday
Mostly sunny, with a high near 72. South wind 10 to 13 mph, with gusts as high as 28 mph.
Wednesday Night
Partly cloudy, with a low around 52. South wind around 9 mph, with gusts as high as 21 mph.
Thursday
A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 74.
Thursday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 55.
Friday
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 71.
Friday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 55.
Saturday
A chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 77. Chance of precipitation is 50%.
Saturday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 60.
Sunday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 81. Chance of precipitation is 60%.
Sunday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 64.
Monday
Showers likely and possibly a thunderstorm. Partly sunny, with a high near 80. Chance of precipitation is 60%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Whiteside MO
 39.17°N 91.01°W (Elev. 712 ft)
Last Update:
10:26 pm CDT Apr 6, 2026
Forecast Valid:
11pm CDT Apr 6, 2026-6pm CDT Apr 13, 2026
 
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