Current conditions at

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

Lat: 38.93°NLon: 90.43°WElev: 436ft.

Partly Cloudy

55°F

13°C

Humidity 49%
Wind Speed NE 13 mph
Barometer 30.21 in (1023.0 mb)
Dewpoint 36°F (2°C)
Visibility 10.00 mi
Wind Chill51°F (11°C)
Last update 19 Apr 9:54 pm CDT
Extended Forecast for

3 Miles WNW Carrollton IL

  • Tonight

    Tonight: Partly cloudy, with a low around 37. Northeast wind 5 to 8 mph.

    Low: 37 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 66. East wind 5 to 8 mph becoming south in the afternoon.

    High: 66 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 48. Southeast wind 8 to 10 mph.

    Low: 48 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 78. Southwest wind 10 to 16 mph, with gusts as high as 28 mph.

    High: 78 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 56. Southwest wind 9 to 11 mph, with gusts as high as 20 mph.

    Low: 56 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 78.

    High: 78 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 58.

    Low: 58 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 81. Breezy.

    High: 81 °F

    Sunny then
    Partly Sunny
    and Breezy

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1am.  Low around 59. Chance of precipitation is 80%.

    Low: 59 °F

    Chance
    T-storms then
    Showers

Detailed Forecast

Tonight
Partly cloudy, with a low around 37. Northeast wind 5 to 8 mph.
Monday
Sunny, with a high near 66. East wind 5 to 8 mph becoming south in the afternoon.
Monday Night
Mostly clear, with a low around 48. Southeast wind 8 to 10 mph.
Tuesday
Sunny, with a high near 78. Southwest wind 10 to 16 mph, with gusts as high as 28 mph.
Tuesday Night
Mostly clear, with a low around 56. Southwest wind 9 to 11 mph, with gusts as high as 20 mph.
Wednesday
Sunny, with a high near 78.
Wednesday Night
Mostly clear, with a low around 58.
Thursday
Mostly sunny, with a high near 81. Breezy.
Thursday Night
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1am. Low around 59. Chance of precipitation is 80%.
Friday
Showers likely and possibly a thunderstorm before 1pm, then a chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 73. Chance of precipitation is 60%.
Friday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 49.
Saturday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 68.
Saturday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 47.
Sunday
A 30 percent chance of showers. Partly sunny, with a high near 68.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WNW Carrollton IL
 39.29°N 90.46°W (Elev. 607 ft)
9:21 pm CDT Apr 19, 2026
10pm CDT Apr 19, 2026-6pm CDT Apr 26, 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