Current conditions at

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

Lat: 38.93°NLon: 90.43°WElev: 436ft.

Fair

25°F

-4°C

Humidity 53%
Wind Speed W 12 mph
Barometer 30.30 in (1026.9 mb)
Dewpoint 10°F (-12°C)
Visibility 10.00 mi
Wind Chill14°F (-10°C)
Last update 27 Jan 11:54 am CST
Extended Forecast for

Whiteside MO

  • This Afternoon

    This Afternoon: Sunny, with a high near 26. Northwest wind 7 to 14 mph, with gusts as high as 24 mph.

    High: 26 °F

    Sunny

  • Tonight

    Tonight: Clear, with a low around 1. Northwest wind around 6 mph becoming calm  in the evening.

    Low: 1 °F

    Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 29. West wind 5 to 11 mph, with gusts as high as 20 mph.

    High: 29 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 7. West wind around 6 mph becoming calm  after midnight.

    Low: 7 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly cloudy and cold, with a high near 18. North wind around 5 mph becoming calm  in the afternoon.

    High: 18 °F

    Cold

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around -1.

    Low: -1 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly sunny and cold, with a high near 14.

    High: 14 °F

    Cold

  • Friday Night

    Friday Night: Mostly clear, with a low around -2.

    Low: -2 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny and cold, with a high near 17.

    High: 17 °F

    Cold

Detailed Forecast

This Afternoon
Sunny, with a high near 26. Northwest wind 7 to 14 mph, with gusts as high as 24 mph.
Tonight
Clear, with a low around 1. Northwest wind around 6 mph becoming calm in the evening.
Wednesday
Mostly sunny, with a high near 29. West wind 5 to 11 mph, with gusts as high as 20 mph.
Wednesday Night
Mostly cloudy, with a low around 7. West wind around 6 mph becoming calm after midnight.
Thursday
Mostly cloudy and cold, with a high near 18. North wind around 5 mph becoming calm in the afternoon.
Thursday Night
Mostly cloudy, with a low around -1.
Friday
Mostly sunny and cold, with a high near 14.
Friday Night
Mostly clear, with a low around -2.
Saturday
Sunny and cold, with a high near 17.
Saturday Night
Partly cloudy, with a low around 1.
Sunday
Partly sunny, with a high near 26.
Sunday Night
Mostly cloudy, with a low around 13.
Monday
Partly sunny, with a high near 32.
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ABOUT THIS FORECAST

 
Point Forecast:
Whiteside MO
 39.17°N 91.01°W (Elev. 712 ft)
10:47 am CST Jan 27, 2026
12pm CST Jan 27, 2026-6pm CST Feb 2, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database