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

70°F

21°C

Humidity 42%
Wind Speed NW 14 mph
Barometer 30.10 in (1019.0 mb)
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Last update 5 Nov 12:54 pm CST
Extended Forecast for

8 Miles ESE Silex MO

  • This Afternoon

    This Afternoon: Sunny, with a high near 66. North wind 7 to 15 mph, with gusts as high as 23 mph.

    High: 66 °F

    Sunny

  • Tonight

    Tonight: Clear, with a low around 37. North wind around 6 mph becoming light and variable.

    Low: 37 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 63. Southeast wind 5 to 15 mph, with gusts as high as 24 mph.

    High: 63 °F

    Sunny

  • Thursday Night

    Thursday Night: A chance of showers between midnight and 1am, then a chance of rain after 1am. Mostly cloudy, with a low around 55. Southeast wind 8 to 11 mph becoming southwest after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 30%.

    Low: 55 °F

    Mostly Cloudy
    then Chance
    Showers

  • Friday

    Friday: A 20 percent chance of rain before noon. Mostly sunny, with a high near 70. West wind 7 to 10 mph, with gusts as high as 21 mph.

    High: 70 °F

    Slight Chance
    Rain then
    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 41.

    Low: 41 °F

    Mostly Clear

  • Saturday

    Saturday: A 20 percent chance of rain after noon. Mostly sunny, with a high near 64.

    High: 64 °F

    Mostly Sunny
    then Slight
    Chance Rain

  • Saturday Night

    Saturday Night: A 20 percent chance of rain before midnight. Partly cloudy, with a low around 32.

    Low: 32 °F

    Slight Chance
    Rain then
    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 43.

    High: 43 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 66. North wind 7 to 15 mph, with gusts as high as 23 mph.
Tonight
Clear, with a low around 37. North wind around 6 mph becoming light and variable.
Thursday
Sunny, with a high near 63. Southeast wind 5 to 15 mph, with gusts as high as 24 mph.
Thursday Night
A chance of showers between midnight and 1am, then a chance of rain after 1am. Mostly cloudy, with a low around 55. Southeast wind 8 to 11 mph becoming southwest after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 30%.
Friday
A 20 percent chance of rain before noon. Mostly sunny, with a high near 70. West wind 7 to 10 mph, with gusts as high as 21 mph.
Friday Night
Mostly clear, with a low around 41.
Saturday
A 20 percent chance of rain after noon. Mostly sunny, with a high near 64.
Saturday Night
A 20 percent chance of rain before midnight. Partly cloudy, with a low around 32.
Sunday
Mostly sunny, with a high near 43.
Sunday Night
Mostly clear, with a low around 23.
Monday
Sunny, with a high near 42.
Monday Night
Mostly clear, with a low around 27.
Veterans Day
Mostly sunny, with a high near 55.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
8 Miles ESE Silex MO
 39.08°N 90.92°W (Elev. 699 ft)
Last Update:
11:11 am CST Nov 5, 2025
Forecast Valid:
1pm CST Nov 5, 2025-6pm CST Nov 11, 2025
 
Forecast Discussion
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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