Current conditions at

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

Lat: 38.93°NLon: 90.43°WElev: 436ft.

Fog/Mist

44°F

7°C

Humidity 96%
Wind Speed NE 3 mph
Barometer 29.94 in (1013.8 mb)
Dewpoint 43°F (6°C)
Visibility 5.00 mi
Last update 26 Dec 9:54 pm CST
Extended Forecast for

6 Miles NNE Moscow Mills MO

Dense Fog Advisory December 26, 10:23pm until December 27, 09:00am
Click here for hazard details and duration
Dense Fog Advisory
  •  
    Dense Fog Advisory December 26, 10:23pm until December 27, 09:00am

    NOW until 9:00am Sat

    Dense Fog Advisory

  • Tonight

    Low: 43 °F

    Mostly Cloudy
    then Areas
    Fog

  • Saturday

    Saturday: Areas of fog before 11am.  Otherwise, mostly cloudy, with a high near 62. Southeast wind 5 to 9 mph, with gusts as high as 20 mph.

    High: 62 °F

    Areas Fog
    then Mostly
    Cloudy

  • Saturday Night

    Saturday Night: A 30 percent chance of rain, mainly after 1am.  Patchy fog between 1am and 2am.  Otherwise, cloudy, with a low around 57. South wind 6 to 8 mph.

    Low: 57 °F

    Cloudy then
    Chance Rain
    and Patchy
    Fog

  • Sunday

    Sunday: Rain and possibly a thunderstorm.  Temperature rising to near 69 by noon, then falling to around 56 during the remainder of the day. South wind 6 to 15 mph becoming northwest in the afternoon. Winds could gust as high as 29 mph.  Chance of precipitation is 90%.

    High: 69 °F

    Rain Likely
    then Rain

  • Sunday Night

    Sunday Night: A 40 percent chance of rain before 9pm.  Mostly cloudy, with a low around 18. Blustery, with a northwest wind 15 to 20 mph, with gusts as high as 33 mph.

    Low: 18 °F

    Chance Rain
    then Partly
    Cloudy and
    Blustery

  • Monday

    Monday: Mostly sunny, with a high near 26.

    High: 26 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 17.

    Low: 17 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 36.

    High: 36 °F

    Sunny

Detailed Forecast

Tonight
Areas of fog after 1am. Otherwise, mostly cloudy, with a low around 43. Calm wind becoming east around 5 mph after midnight.
Saturday
Areas of fog before 11am. Otherwise, mostly cloudy, with a high near 62. Southeast wind 5 to 9 mph, with gusts as high as 20 mph.
Saturday Night
A 30 percent chance of rain, mainly after 1am. Patchy fog between 1am and 2am. Otherwise, cloudy, with a low around 57. South wind 6 to 8 mph.
Sunday
Rain and possibly a thunderstorm. Temperature rising to near 69 by noon, then falling to around 56 during the remainder of the day. South wind 6 to 15 mph becoming northwest in the afternoon. Winds could gust as high as 29 mph. Chance of precipitation is 90%.
Sunday Night
A 40 percent chance of rain before 9pm. Mostly cloudy, with a low around 18. Blustery, with a northwest wind 15 to 20 mph, with gusts as high as 33 mph.
Monday
Mostly sunny, with a high near 26.
Monday Night
Mostly clear, with a low around 17.
Tuesday
Sunny, with a high near 36.
Tuesday Night
Mostly clear, with a low around 26.
Wednesday
Mostly sunny, with a high near 40.
Wednesday Night
Partly cloudy, with a low around 18.
New Year's Day
Mostly sunny, with a high near 28.
Thursday Night
Mostly cloudy, with a low around 14.
Friday
Partly sunny, with a high near 30.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles NNE Moscow Mills MO
 39.04°N 90.9°W (Elev. 607 ft)
9:31 pm CST Dec 26, 2025
10pm CST Dec 26, 2025-6pm CST Jan 2, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database