Hazardous Weather Conditions

Current conditions at

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

Lat: 38.93°NLon: 90.43°WElev: 436ft.

Overcast

72°F

22°C

Humidity 76%
Wind Speed S 14 mph
Barometer 29.85 in (1010.4 mb)
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Last update 15 Apr 3:54 pm CDT
Extended Forecast for

3 Miles WNW Carrollton IL

  • This Afternoon

    This Afternoon: A 50 percent chance of showers and thunderstorms.  Mostly cloudy, with a high near 74. South wind around 11 mph, with gusts as high as 24 mph.

    High: 74 °F

    Chance
    T-storms

  • Tonight

    Tonight: Showers and thunderstorms, mainly before 3am.  Low around 60. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.  Chance of precipitation is 80%.

    Low: 60 °F

    T-storms then
    Showers
    Likely

  • Thursday

    Thursday: Sunny, with a high near 81. West wind 8 to 10 mph.

    High: 81 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 57. Light and variable wind becoming south around 6 mph in the evening.

    Low: 57 °F

    Mostly Clear

  • Friday

    Friday: A 50 percent chance of showers and thunderstorms after 1pm.  Mostly sunny, with a high near 85. South wind 7 to 16 mph, with gusts as high as 26 mph.

    High: 85 °F

    Mostly Sunny
    then Chance
    T-storms

  • Friday Night

    Friday Night: Showers likely and possibly a thunderstorm before 7pm, then showers and thunderstorms likely between 7pm and 1am, then showers and possibly a thunderstorm after 1am.  Low around 47. Chance of precipitation is 90%.

    Low: 47 °F

    T-storms

  • Saturday

    Saturday: A chance of showers and thunderstorms.  Mostly sunny, with a high near 59. Chance of precipitation is 40%.

    High: 59 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 38.

    Low: 38 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 63.

    High: 63 °F

    Sunny

Detailed Forecast

This Afternoon
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 74. South wind around 11 mph, with gusts as high as 24 mph.
Tonight
Showers and thunderstorms, mainly before 3am. Low around 60. Southwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%.
Thursday
Sunny, with a high near 81. West wind 8 to 10 mph.
Thursday Night
Mostly clear, with a low around 57. Light and variable wind becoming south around 6 mph in the evening.
Friday
A 50 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 85. South wind 7 to 16 mph, with gusts as high as 26 mph.
Friday Night
Showers likely and possibly a thunderstorm before 7pm, then showers and thunderstorms likely between 7pm and 1am, then showers and possibly a thunderstorm after 1am. Low around 47. Chance of precipitation is 90%.
Saturday
A chance of showers and thunderstorms. Mostly sunny, with a high near 59. Chance of precipitation is 40%.
Saturday Night
Mostly clear, with a low around 38.
Sunday
Sunny, with a high near 63.
Sunday Night
Clear, with a low around 39.
Monday
Sunny, with a high near 71.
Monday Night
Mostly clear, with a low around 50.
Tuesday
Sunny, with a high near 75.
Tuesday Night
A 20 percent chance of showers. Partly cloudy, with a low around 53.
Wednesday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 76.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WNW Carrollton IL
 39.29°N 90.46°W (Elev. 607 ft)
4:36 pm CDT Apr 15, 2026
4pm CDT Apr 15, 2026-6pm CDT Apr 22, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

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