Hazardous Weather Conditions

Current conditions at

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

Lat: 38.93°NLon: 90.43°WElev: 436ft.

Fair

59°F

15°C

Humidity 36%
Wind Speed W 15 mph
Barometer 30.32 in (1026.7 mb)
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Last update 6 Apr 12:54 pm CDT
Extended Forecast for

3 Miles WNW Carrollton IL

  • This Afternoon

    This Afternoon: Sunny, with a high near 59. Northwest wind around 10 mph.

    High: 59 °F

    Sunny

  • Tonight

    Tonight: A chance of rain showers after 1am, mixing with snow after 5am.  Increasing clouds, with a low around 34. Northeast wind 8 to 10 mph.  Chance of precipitation is 40%.

    Low: 34 °F

    Mostly Cloudy
    then Chance
    Rain/Snow

  • Tuesday

    Tuesday: Rain and snow showers likely before 11am, then a chance of rain showers between 11am and noon.  Cloudy, then gradually becoming mostly sunny, with a high near 51. East wind around 10 mph.  Chance of precipitation is 60%. Little or no snow accumulation expected.

    High: 51 °F

    Rain/Snow
    Likely then
    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 38. Southeast wind 9 to 11 mph, with gusts as high as 20 mph.

    Low: 38 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 71. Southeast wind 11 to 16 mph, with gusts as high as 26 mph.

    High: 71 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 53.

    Low: 53 °F

    Partly Cloudy

  • Thursday

    Thursday: A slight chance of showers, then a chance of showers and thunderstorms after 1pm.  Partly sunny, with a high near 71. Chance of precipitation is 40%.

    High: 71 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: A 50 percent chance of showers and thunderstorms.  Mostly cloudy, with a low around 55.

    Low: 55 °F

    Chance
    T-storms

  • Friday

    Friday: A chance of showers, with thunderstorms also possible after 1pm.  Mostly cloudy, with a high near 70. Chance of precipitation is 50%.

    High: 70 °F

    Chance
    Showers

Detailed Forecast

This Afternoon
Sunny, with a high near 59. Northwest wind around 10 mph.
Tonight
A chance of rain showers after 1am, mixing with snow after 5am. Increasing clouds, with a low around 34. Northeast wind 8 to 10 mph. Chance of precipitation is 40%.
Tuesday
Rain and snow showers likely before 11am, then a chance of rain showers between 11am and noon. Cloudy, then gradually becoming mostly sunny, with a high near 51. East wind around 10 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.
Tuesday Night
Mostly cloudy, with a low around 38. Southeast wind 9 to 11 mph, with gusts as high as 20 mph.
Wednesday
Mostly sunny, with a high near 71. Southeast wind 11 to 16 mph, with gusts as high as 26 mph.
Wednesday Night
Partly cloudy, with a low around 53.
Thursday
A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 71. Chance of precipitation is 40%.
Thursday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 55.
Friday
A chance of showers, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 70. Chance of precipitation is 50%.
Friday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 53.
Saturday
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 76.
Saturday Night
A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 59.
Sunday
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 80.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WNW Carrollton IL
 39.29°N 90.46°W (Elev. 607 ft)
11:01 am CDT Apr 6, 2026
12pm CDT Apr 6, 2026-6pm CDT Apr 12, 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