Current conditions at

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

Lat: 38.93°NLon: 90.43°WElev: 436ft.

Fair

9°F

-13°C

Humidity 77%
Wind Speed E 5 mph
Barometer 30.13 in (1021.0 mb)
Dewpoint 3°F (-16°C)
Visibility 10.00 mi
Wind Chill0°F (-18°C)
Last update 5 Dec 3:54 am CST
Extended Forecast for

2 Miles SW Brussels IL

  • Today

    Today: Sunny, with a high near 42. South wind 3 to 7 mph.

    High: 42 °F

    Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 27. South wind around 7 mph becoming west after midnight.

    Low: 27 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 37. Calm wind becoming east around 6 mph in the afternoon.

    High: 37 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: A 40 percent chance of snow after midnight.  Mostly cloudy, with a low around 29. East wind around 6 mph.

    Low: 29 °F

    Mostly Cloudy
    then Chance
    Snow

  • Sunday

    Sunday: A chance of rain before 9am, then a chance of snow.  Mostly cloudy, with a high near 36. Southeast wind 6 to 13 mph becoming north in the morning. Winds could gust as high as 21 mph.  Chance of precipitation is 30%.

    High: 36 °F

    Chance
    Rain/Snow
    then Slight
    Chance Snow

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 13.

    Low: 13 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 31.

    High: 31 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 22.

    Low: 22 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 45.

    High: 45 °F

    Mostly Sunny

Detailed Forecast

Today
Sunny, with a high near 42. South wind 3 to 7 mph.
Tonight
Mostly cloudy, with a low around 27. South wind around 7 mph becoming west after midnight.
Saturday
Partly sunny, with a high near 37. Calm wind becoming east around 6 mph in the afternoon.
Saturday Night
A 40 percent chance of snow after midnight. Mostly cloudy, with a low around 29. East wind around 6 mph.
Sunday
A chance of rain before 9am, then a chance of snow. Mostly cloudy, with a high near 36. Southeast wind 6 to 13 mph becoming north in the morning. Winds could gust as high as 21 mph. Chance of precipitation is 30%.
Sunday Night
Mostly cloudy, with a low around 13.
Monday
Mostly sunny, with a high near 31.
Monday Night
Partly cloudy, with a low around 22.
Tuesday
Mostly sunny, with a high near 45.
Tuesday Night
Mostly cloudy, with a low around 35.
Wednesday
A 30 percent chance of rain. Mostly cloudy, with a high near 45.
Wednesday Night
Mostly cloudy, with a low around 20.
Thursday
Mostly cloudy, with a high near 32.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SW Brussels IL
 38.92°N 90.62°W (Elev. 502 ft)
3:56 am CST Dec 5, 2025
4am CST Dec 5, 2025-6pm CST Dec 11, 2025
 
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