Hazardous Weather Conditions

Current conditions at

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

Lat: 38.93°NLon: 90.43°WElev: 436ft.

Overcast

64°F

18°C

Humidity 75%
Wind Speed W 8 mph
Barometer 29.90 in (1012.0 mb)
Dewpoint 56°F (13°C)
Visibility 10.00 mi
Last update 3 Apr 12:54 am CDT
Extended Forecast for

4 Miles SW Carrollton IL

  • Overnight

    Overnight: A 20 percent chance of showers after 4am.  Mostly cloudy, with a low around 55. Light northwest wind.

    Low: 55 °F

    Slight Chance
    Showers

  • Friday

    Friday: A 30 percent chance of showers and thunderstorms, mainly after 1pm.  Partly sunny, with a high near 80. East wind 5 to 15 mph becoming south in the afternoon. Winds could gust as high as 24 mph.

    High: 80 °F

    Chance
    T-storms

  • Friday Night

    Friday Night: Showers and thunderstorms likely, then showers and possibly a thunderstorm after 1am.  Low around 54. South wind 11 to 13 mph becoming southwest after midnight. Winds could gust as high as 24 mph.  Chance of precipitation is 100%.

    Low: 54 °F

    Chance
    T-storms then
    Showers

  • Saturday

    Saturday: A chance of showers and thunderstorms before 10am, then a slight chance of showers between 10am and 1pm.  Mostly cloudy, with a temperature falling to around 53 by 5pm. West wind 10 to 17 mph, with gusts as high as 29 mph.  Chance of precipitation is 50%.

    High: 57 °F

    Chance
    Showers then
    Slight Chance
    Showers

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 37. Northwest wind 9 to 14 mph, with gusts as high as 24 mph.

    Low: 37 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 56.

    High: 56 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 38.

    Low: 38 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 57.

    High: 57 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 31.

    Low: 31 °F

    Partly Cloudy

Detailed Forecast

Overnight
A 20 percent chance of showers after 4am. Mostly cloudy, with a low around 55. Light northwest wind.
Friday
A 30 percent chance of showers and thunderstorms, mainly after 1pm. Partly sunny, with a high near 80. East wind 5 to 15 mph becoming south in the afternoon. Winds could gust as high as 24 mph.
Friday Night
Showers and thunderstorms likely, then showers and possibly a thunderstorm after 1am. Low around 54. South wind 11 to 13 mph becoming southwest after midnight. Winds could gust as high as 24 mph. Chance of precipitation is 100%.
Saturday
A chance of showers and thunderstorms before 10am, then a slight chance of showers between 10am and 1pm. Mostly cloudy, with a temperature falling to around 53 by 5pm. West wind 10 to 17 mph, with gusts as high as 29 mph. Chance of precipitation is 50%.
Saturday Night
Partly cloudy, with a low around 37. Northwest wind 9 to 14 mph, with gusts as high as 24 mph.
Sunday
Sunny, with a high near 56.
Sunday Night
Clear, with a low around 38.
Monday
Sunny, with a high near 57.
Monday Night
Partly cloudy, with a low around 31.
Tuesday
Mostly sunny, with a high near 53.
Tuesday Night
Partly cloudy, with a low around 39.
Wednesday
Partly sunny, with a high near 70.
Wednesday Night
A 20 percent chance of showers. Partly cloudy, with a low around 51.
Thursday
A 20 percent chance of showers. Mostly sunny, with a high near 75.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SW Carrollton IL
 39.25°N 90.46°W (Elev. 600 ft)
1:26 am CDT Apr 3, 2026
3am CDT Apr 3, 2026-6pm CDT Apr 9, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

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