Current conditions at

St. Charles, St. Charles County Smartt Airport (KSET)

Lat: 38.93°NLon: 90.43°WElev: 436ft.

Fair

46°F

8°C

Humidity 51%
Wind Speed S 10 mph
Barometer 30.01 in (1016.5 mb)
Dewpoint 29°F (-2°C)
Visibility 10.00 mi
Wind Chill41°F (5°C)
Last update 18 Mar 9:54 am CDT
Extended Forecast for

Whiteside MO

  • Today

    Today: Sunny, with a high near 62. West wind around 7 mph.

    High: 62 °F

    Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 42. Light south wind.

    Low: 42 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 69. Light and variable wind becoming southwest around 5 mph in the morning.

    High: 69 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 45. Light and variable wind.

    Low: 45 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 77. Calm wind becoming southwest 5 to 8 mph in the morning.

    High: 77 °F

    Sunny

  • Friday Night

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

    Low: 51 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 79.

    High: 79 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 53.

    Low: 53 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 74.

    High: 74 °F

    Mostly Sunny

Detailed Forecast

Today
Sunny, with a high near 62. West wind around 7 mph.
Tonight
Mostly cloudy, with a low around 42. Light south wind.
Thursday
Mostly sunny, with a high near 69. Light and variable wind becoming southwest around 5 mph in the morning.
Thursday Night
Partly cloudy, with a low around 45. Light and variable wind.
Friday
Sunny, with a high near 77. Calm wind becoming southwest 5 to 8 mph in the morning.
Friday Night
Partly cloudy, with a low around 51.
Saturday
Sunny, with a high near 79.
Saturday Night
Mostly clear, with a low around 53.
Sunday
Mostly sunny, with a high near 74.
Sunday Night
Mostly cloudy, with a low around 35.
Monday
Mostly cloudy, with a high near 52.
Monday Night
Partly cloudy, with a low around 33.
Tuesday
Partly sunny, with a high near 57.
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ABOUT THIS FORECAST

 
Point Forecast:
Whiteside MO
 39.17°N 91.01°W (Elev. 712 ft)
8:52 am CDT Mar 18, 2026
10am CDT Mar 18, 2026-6pm CDT Mar 24, 2026
 
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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