Hazardous Weather Conditions

Current conditions at

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

Lat: 38.93°NLon: 90.43°WElev: 436ft.

Fair

18°F

-8°C

Humidity 59%
Wind Speed W 15 mph
Barometer 30.50 in (1033.6 mb)
Dewpoint 6°F (-14°C)
Visibility 10.00 mi
Wind Chill4°F (-16°C)
Last update 31 Jan 1:54 pm CST
Extended Forecast for

4 Miles SW Carrollton IL

  • This Afternoon

    This Afternoon: Mostly sunny and cold, with a high near 20. Northwest wind 7 to 10 mph.

    High: 20 °F

    Cold

  • Tonight

    Tonight: Mostly clear, with a low around 2. West wind around 6 mph becoming light and variable  in the evening.

    Low: 2 °F

    Mostly Clear

  • Sunday

    Sunday: A 20 percent chance of snow after 11am.  Increasing clouds, with a high near 27. South wind 5 to 9 mph.

    High: 27 °F

    Slight Chance
    Snow

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 17. South wind around 6 mph becoming west after midnight.

    Low: 17 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 35. West wind 3 to 6 mph.

    High: 35 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 22.

    Low: 22 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A 20 percent chance of snow.  Mostly cloudy, with a high near 31.

    High: 31 °F

    Slight Chance
    Snow

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 13.

    Low: 13 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 28.

    High: 28 °F

    Partly Sunny

Detailed Forecast

This Afternoon
Mostly sunny and cold, with a high near 20. Northwest wind 7 to 10 mph.
Tonight
Mostly clear, with a low around 2. West wind around 6 mph becoming light and variable in the evening.
Sunday
A 20 percent chance of snow after 11am. Increasing clouds, with a high near 27. South wind 5 to 9 mph.
Sunday Night
Mostly cloudy, with a low around 17. South wind around 6 mph becoming west after midnight.
Monday
Mostly sunny, with a high near 35. West wind 3 to 6 mph.
Monday Night
Mostly cloudy, with a low around 22.
Tuesday
A 20 percent chance of snow. Mostly cloudy, with a high near 31.
Tuesday Night
Mostly cloudy, with a low around 13.
Wednesday
Partly sunny, with a high near 28.
Wednesday Night
Partly cloudy, with a low around 9.
Thursday
Mostly sunny, with a high near 33.
Thursday Night
Partly cloudy, with a low around 25.
Friday
Mostly sunny, with a high near 41.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SW Carrollton IL
 39.25°N 90.46°W (Elev. 600 ft)
11:11 am CST Jan 31, 2026
2pm CST Jan 31, 2026-6pm CST Feb 6, 2026
 
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