National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

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

Lat: 38.93°NLon: 90.43°WElev: 436ft.

Light Rain

72°F

22°C

Humidity 84%
Wind Speed NE 7 mph
Barometer 29.95 in (1013.6 mb)
Dewpoint 67°F (19°C)
Visibility 7.00 mi
Last update 13 Jun 12:54 am CDT
Extended Forecast for

Carrollton IL

  • Overnight

    Overnight: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 4am. Cloudy, with a low around 68. Southeast wind around 6 mph. Chance of precipitation is 60%.

    Low: 68 °F

    Showers
    Likely

  • Friday

    Friday: Showers and possibly a thunderstorm. High near 77. Southeast wind 6 to 8 mph. Chance of precipitation is 80%.

    High: 77 °F

    Showers

  • Friday Night

    Friday Night: Showers likely and possibly a thunderstorm before 7pm, then a chance of showers and thunderstorms, mainly between 7pm and 1am. Mostly cloudy, with a low around 68. Southeast wind around 6 mph becoming light and variable. Chance of precipitation is 60%.

    Low: 68 °F

    Showers
    Likely

  • Saturday

    Saturday: A slight chance of showers, then a chance of showers and thunderstorms after 10am. Partly sunny, with a high near 81. East wind around 6 mph. Chance of precipitation is 40%.

    High: 81 °F

    Chance
    T-storms

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 68. North wind around 5 mph becoming calm in the evening.

    Low: 68 °F

    Partly Cloudy

  • Sunday

    Sunday: A 20 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 84.

    High: 84 °F

    Partly Sunny
    then Slight
    Chance
    T-storms

  • Sunday Night

    Sunday Night: A 20 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 69.

    Low: 69 °F

    Partly Cloudy
    then Slight
    Chance
    T-storms

  • Monday

    Monday: A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 86.

    High: 86 °F

    Mostly Sunny
    then Chance
    T-storms

  • Monday Night

    Monday Night: A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 69.

    Low: 69 °F

    Chance
    T-storms

Detailed Forecast

Overnight
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 4am. Cloudy, with a low around 68. Southeast wind around 6 mph. Chance of precipitation is 60%.
Friday
Showers and possibly a thunderstorm. High near 77. Southeast wind 6 to 8 mph. Chance of precipitation is 80%.
Friday Night
Showers likely and possibly a thunderstorm before 7pm, then a chance of showers and thunderstorms, mainly between 7pm and 1am. Mostly cloudy, with a low around 68. Southeast wind around 6 mph becoming light and variable. Chance of precipitation is 60%.
Saturday
A slight chance of showers, then a chance of showers and thunderstorms after 10am. Partly sunny, with a high near 81. East wind around 6 mph. Chance of precipitation is 40%.
Saturday Night
Partly cloudy, with a low around 68. North wind around 5 mph becoming calm in the evening.
Sunday
A 20 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 84.
Sunday Night
A 20 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 69.
Monday
A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 86.
Monday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 69.
Tuesday
A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 88.
Tuesday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 72.
Wednesday
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 88.
Wednesday Night
A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 71.
Juneteenth
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 86.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Carrollton IL
 39.29°N 90.4°W (Elev. 568 ft)
Last Update:
10:21 pm CDT Jun 12, 2025
Forecast Valid:
1am CDT Jun 13, 2025-6pm CDT Jun 19, 2025
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation