Current conditions at

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

Lat: 38.93°NLon: 90.43°WElev: 436ft.

Fair

58°F

14°C

Humidity 62%
Wind Speed NE 7 mph
Barometer 30.24 in (1023.7 mb)
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Last update 5 Oct 1:54 am CDT
Extended Forecast for

Winfield MO

  • Overnight

    Overnight: Clear, with a low around 50. Light north wind.

    Low: 50 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 76. Calm wind becoming northeast around 5 mph.

    High: 76 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 51. Calm wind.

    Low: 51 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 80. Calm wind becoming south around 6 mph in the morning.

    High: 80 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 57. Light south wind.

    Low: 57 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 86.

    High: 86 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 57.

    Low: 57 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 82.

    High: 82 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 56.

    Low: 56 °F

    Mostly Clear

Detailed Forecast

Overnight
Clear, with a low around 50. Light north wind.
Monday
Sunny, with a high near 76. Calm wind becoming northeast around 5 mph.
Monday Night
Clear, with a low around 51. Calm wind.
Tuesday
Sunny, with a high near 80. Calm wind becoming south around 6 mph in the morning.
Tuesday Night
Clear, with a low around 57. Light south wind.
Wednesday
Sunny, with a high near 86.
Wednesday Night
Mostly clear, with a low around 57.
Thursday
Sunny, with a high near 82.
Thursday Night
Mostly clear, with a low around 56.
Friday
Sunny, with a high near 83.
Friday Night
Mostly clear, with a low around 57.
Saturday
Sunny, with a high near 85.
Saturday Night
Mostly clear, with a low around 61.
Sunday
Sunny, with a high near 86.
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ABOUT THIS FORECAST

 
Point Forecast:
Winfield MO
 38.99°N 90.76°W (Elev. 502 ft)
2:31 am CDT Oct 5, 2026
2am CDT Oct 5, 2026-6pm CDT Oct 11, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database