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

82°F

28°C

Humidity 44%
Wind Speed S 13 mph
Barometer 30.15 in (1020.5 mb)
Dewpoint 58°F (14°C)
Visibility 10.00 mi
Heat Index82°F (28°C)
Last update 4 Oct 11:54 am CDT
Extended Forecast for

6 Miles SE Whiteside MO

  • This Afternoon

    This Afternoon: Sunny, with a high near 87. South wind 9 to 11 mph.

    High: 87 °F

    Sunny

  • Tonight

    Tonight: Clear, with a low around 59. South wind 6 to 8 mph.

    Low: 59 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 87. South wind 7 to 13 mph, with gusts as high as 21 mph.

    High: 87 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 62. South wind 5 to 8 mph.

    Low: 62 °F

    Clear

  • Monday

    Monday: A 20 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 85. South wind 3 to 6 mph.

    High: 85 °F

    Sunny then
    Slight Chance
    T-storms

  • Monday Night

    Monday Night: A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 62.

    Low: 62 °F

    Chance
    T-storms

  • Tuesday

    Tuesday: A 30 percent chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 75.

    High: 75 °F

    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 51.

    Low: 51 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 71.

    High: 71 °F

    Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 87. South wind 9 to 11 mph.
Tonight
Clear, with a low around 59. South wind 6 to 8 mph.
Sunday
Sunny, with a high near 87. South wind 7 to 13 mph, with gusts as high as 21 mph.
Sunday Night
Clear, with a low around 62. South wind 5 to 8 mph.
Monday
A 20 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 85. South wind 3 to 6 mph.
Monday Night
A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 62.
Tuesday
A 30 percent chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 75.
Tuesday Night
Partly cloudy, with a low around 51.
Wednesday
Sunny, with a high near 71.
Wednesday Night
Mostly clear, with a low around 47.
Thursday
Sunny, with a high near 71.
Thursday Night
A 20 percent chance of showers and thunderstorms. Mostly clear, with a low around 50.
Friday
A 20 percent chance of showers and thunderstorms. Sunny, with a high near 75.
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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:
11:51 am CDT Oct 4, 2025
Forecast Valid:
12pm CDT Oct 4, 2025-6pm CDT Oct 10, 2025
 
Forecast Discussion
 
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Additional Resources

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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