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.

Fair

53°F

12°C

Humidity 40%
Wind Speed E 17 G 28 mph
Barometer 30.05 in (1017.6 mb)
Dewpoint 29°F (-2°C)
Visibility 10.00 mi
Wind Chill48°F (9°C)
Last update 14 Mar 11:54 am CDT
Extended Forecast for

2 Miles SSE Carrollton IL

Wind Advisory March 15, 10:00am until March 16, 12:00pm
Click here for hazard details and duration
Wind Advisory

  • This Afternoon

    This Afternoon: Sunny, with a high near 60. Southeast wind around 14 mph, with gusts as high as 24 mph.

    High: 60 °F

    Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 51. Southeast wind 10 to 15 mph, with gusts as high as 28 mph.

    Low: 51 °F

    Increasing
    Clouds

  • Sunday

    Sunday: Rain and thunderstorms likely before 3pm, then rain and possibly a thunderstorm between 3pm and 4pm, then rain after 4pm. High near 66. Breezy, with a south wind 17 to 24 mph, with gusts as high as 39 mph. Chance of precipitation is 100%.

    High: 66 °F

    Breezy.
    Chance Rain
    then Rain

  • Sunday Night

    Sunday Night: Rain before 9pm, then a chance of snow. Low around 17. Windy, with a northwest wind 25 to 30 mph, with gusts as high as 48 mph. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.

    Low: 17 °F

    Windy.
    Rain/Snow
    then Chance
    Snow

  • Monday

    Monday: A 30 percent chance of snow, mainly between 7am and 1pm. Mostly cloudy, with a high near 25. Blustery, with a northwest wind 23 to 29 mph, with gusts as high as 45 mph.

    High: 25 °F

    Chance Snow
    and Blustery

  • Monday Night

    Monday Night: Partly cloudy, with a low around 9.

    Low: 9 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 34.

    High: 34 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A chance of snow before 1am, then a chance of rain and snow. Mostly cloudy, with a low around 25. Chance of precipitation is 40%.

    Low: 25 °F

    Chance Snow
    then Chance
    Rain/Snow

  • Wednesday

    Wednesday: Mostly sunny, with a high near 62.

    High: 62 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 60. Southeast wind around 14 mph, with gusts as high as 24 mph.
Tonight
Increasing clouds, with a low around 51. Southeast wind 10 to 15 mph, with gusts as high as 28 mph.
Sunday
Rain and thunderstorms likely before 3pm, then rain and possibly a thunderstorm between 3pm and 4pm, then rain after 4pm. High near 66. Breezy, with a south wind 17 to 24 mph, with gusts as high as 39 mph. Chance of precipitation is 100%.
Sunday Night
Rain before 9pm, then a chance of snow. Low around 17. Windy, with a northwest wind 25 to 30 mph, with gusts as high as 48 mph. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.
Monday
A 30 percent chance of snow, mainly between 7am and 1pm. Mostly cloudy, with a high near 25. Blustery, with a northwest wind 23 to 29 mph, with gusts as high as 45 mph.
Monday Night
Partly cloudy, with a low around 9.
Tuesday
Mostly sunny, with a high near 34.
Tuesday Night
A chance of snow before 1am, then a chance of rain and snow. Mostly cloudy, with a low around 25. Chance of precipitation is 40%.
Wednesday
Mostly sunny, with a high near 62.
Wednesday Night
Mostly clear, with a low around 35.
Thursday
Sunny, with a high near 69.
Thursday Night
Partly cloudy, with a low around 44.
Friday
Sunny, with a high near 68.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SSE Carrollton IL
 39.27°N 90.4°W (Elev. 551 ft)
Last Update:
11:41 am CDT Mar 14, 2026
Forecast Valid:
12pm CDT Mar 14, 2026-6pm CDT Mar 20, 2026
 
Forecast Discussion
 
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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation