Hazardous Weather Conditions

Current conditions at

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

Lat: 38.93°NLon: 90.43°WElev: 436ft.

Fair and Breezy

52°F

11°C

Humidity 57%
Wind Speed N 23 G 37 mph
Barometer 30.01 in (1016.1 mb)
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Wind Chill46°F (8°C)
Last update 22 Mar 8:54 pm CDT
Extended Forecast for

3 Miles WNW Carrollton IL

  • Tonight

    Tonight: Mostly clear, with a low around 33. North wind 10 to 17 mph, with gusts as high as 31 mph.

    Low: 33 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 53. Northeast wind 8 to 14 mph, with gusts as high as 24 mph.

    High: 53 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 35. East wind around 7 mph.

    Low: 35 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 61. Southeast wind 8 to 10 mph.

    High: 61 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 42. South wind around 7 mph.

    Low: 42 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 76.

    High: 76 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 57.

    Low: 57 °F

    Partly Cloudy

  • Thursday

    Thursday: A 20 percent chance of rain and thunderstorms after 1pm.  Sunny, with a high near 87.

    High: 87 °F

    Sunny then
    Slight Chance
    T-storms

  • Thursday Night

    Thursday Night: Rain likely and possibly a thunderstorm before 1am, then a chance of rain.  Mostly cloudy, with a low around 40. Chance of precipitation is 60%.

    Low: 40 °F

    Rain Likely

Detailed Forecast

Tonight
Mostly clear, with a low around 33. North wind 10 to 17 mph, with gusts as high as 31 mph.
Monday
Mostly sunny, with a high near 53. Northeast wind 8 to 14 mph, with gusts as high as 24 mph.
Monday Night
Mostly cloudy, with a low around 35. East wind around 7 mph.
Tuesday
Mostly sunny, with a high near 61. Southeast wind 8 to 10 mph.
Tuesday Night
Mostly cloudy, with a low around 42. South wind around 7 mph.
Wednesday
Mostly sunny, with a high near 76.
Wednesday Night
Partly cloudy, with a low around 57.
Thursday
A 20 percent chance of rain and thunderstorms after 1pm. Sunny, with a high near 87.
Thursday Night
Rain likely and possibly a thunderstorm before 1am, then a chance of rain. Mostly cloudy, with a low around 40. Chance of precipitation is 60%.
Friday
A 30 percent chance of rain, mainly before 1pm. Partly sunny, with a high near 49.
Friday Night
Mostly clear, with a low around 29.
Saturday
Sunny, with a high near 56.
Saturday Night
Partly cloudy, with a low around 36.
Sunday
Mostly sunny, with a high near 64.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WNW Carrollton IL
 39.29°N 90.46°W (Elev. 607 ft)
9:31 pm CDT Mar 22, 2026
9pm CDT Mar 22, 2026-6pm CDT Mar 29, 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