Current conditions at

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

Lat: 38.93°NLon: 90.43°WElev: 436ft.

Fair

41°F

5°C

Humidity 60%
Wind Speed N 13 mph
Barometer 30.14 in (1020.6 mb)
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Wind Chill34°F (1°C)
Last update 10 Feb 10:54 pm CST
Extended Forecast for

4 Miles SW Carrollton IL

  • Tonight

    Tonight: Partly cloudy, with a low around 28. North wind 7 to 15 mph, with gusts as high as 22 mph.

    Low: 28 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 49. Northwest wind 3 to 7 mph.

    High: 49 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Increasing clouds, with a low around 32. Calm wind.

    Low: 32 °F

    Increasing
    Clouds

  • Thursday

    Thursday: Mostly cloudy, with a high near 48. Calm wind becoming southeast 5 to 7 mph in the morning.

    High: 48 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: A 20 percent chance of rain before midnight.  Mostly cloudy, with a low around 32. Southeast wind around 6 mph.

    Low: 32 °F

    Slight Chance
    Rain then
    Mostly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 52.

    High: 52 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 35.

    Low: 35 °F

    Mostly Cloudy

  • Saturday

    Saturday: A 30 percent chance of rain, mainly after noon.  Mostly cloudy, with a high near 51.

    High: 51 °F

    Chance Rain

  • Saturday Night

    Saturday Night: A 50 percent chance of rain.  Mostly cloudy, with a low around 37.

    Low: 37 °F

    Chance Rain

Detailed Forecast

Tonight
Partly cloudy, with a low around 28. North wind 7 to 15 mph, with gusts as high as 22 mph.
Wednesday
Sunny, with a high near 49. Northwest wind 3 to 7 mph.
Wednesday Night
Increasing clouds, with a low around 32. Calm wind.
Thursday
Mostly cloudy, with a high near 48. Calm wind becoming southeast 5 to 7 mph in the morning.
Thursday Night
A 20 percent chance of rain before midnight. Mostly cloudy, with a low around 32. Southeast wind around 6 mph.
Friday
Mostly sunny, with a high near 52.
Friday Night
Mostly cloudy, with a low around 35.
Saturday
A 30 percent chance of rain, mainly after noon. Mostly cloudy, with a high near 51.
Saturday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 37.
Sunday
A 30 percent chance of rain before noon. Mostly sunny, with a high near 53.
Sunday Night
Mostly clear, with a low around 33.
Washington's Birthday
Sunny, with a high near 57.
Monday Night
Mostly cloudy, with a low around 41.
Tuesday
Partly sunny, with a high near 62.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SW Carrollton IL
 39.25°N 90.46°W (Elev. 600 ft)
10:21 pm CST Feb 10, 2026
10pm CST Feb 10, 2026-6pm CST Feb 17, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database