Current conditions at

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

Lat: 38.93°NLon: 90.43°WElev: 436ft.

Fog

35°F

2°C

Humidity 100%
Wind Speed SW 3 mph
Barometer 30.25 in (1024.4 mb)
Dewpoint 35°F (2°C)
Visibility 0.25 mi
Last update 2 Nov 4:54 am CST
Extended Forecast for

5 Miles SSW Fieldon IL

Freeze Warning November 2, 05:37am until November 2, 08:00am
Click here for hazard details and duration
...
  •  
    Freeze Warning November 2, 05:37am until November 2, 08:00am

    NOW until 8:00am Sun

    Freeze Warning

  • Today

    High: 55 °F

    Frost and
    Dense Fog
    then Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 38. South wind 3 to 6 mph.

    Low: 38 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 64. Northwest wind 5 to 7 mph becoming light and variable  in the afternoon.

    High: 64 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 42. Light and variable wind.

    Low: 42 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 71. South wind 5 to 11 mph, with gusts as high as 22 mph.

    High: 71 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 51.

    Low: 51 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 71.

    High: 71 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 43.

    Low: 43 °F

    Mostly Clear

Detailed Forecast

Today
Widespread dense fog, mainly before 8am. Widespread frost before 8am. Otherwise, sunny, with a high near 55. Calm wind becoming southwest around 6 mph in the afternoon.
Tonight
Mostly clear, with a low around 38. South wind 3 to 6 mph.
Monday
Sunny, with a high near 64. Northwest wind 5 to 7 mph becoming light and variable in the afternoon.
Monday Night
Partly cloudy, with a low around 42. Light and variable wind.
Tuesday
Mostly sunny, with a high near 71. South wind 5 to 11 mph, with gusts as high as 22 mph.
Tuesday Night
Mostly clear, with a low around 51.
Wednesday
Sunny, with a high near 71.
Wednesday Night
Mostly clear, with a low around 43.
Thursday
Sunny, with a high near 69.
Thursday Night
A 30 percent chance of rain, mainly after midnight. Mostly cloudy, with a low around 55.
Friday
A 20 percent chance of rain. Mostly sunny, with a high near 69.
Friday Night
Partly cloudy, with a low around 46.
Saturday
A 20 percent chance of rain. Mostly sunny, with a high near 66.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles SSW Fieldon IL
 39.05°N 90.55°W (Elev. 502 ft)
4:51 am CST Nov 2, 2025
5am CST Nov 2, 2025-6pm CST Nov 8, 2025
 
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