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

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

Lat: 38.93°NLon: 90.43°WElev: 436ft.

Fair

50°F

10°C

Humidity 35%
Wind Speed N 3 mph
Barometer 30.06 in (1017.8 mb)
Dewpoint 23°F (-5°C)
Visibility 10.00 mi
Last update 16 Nov 9:54 am CST
Extended Forecast for

4 Miles W Kane IL

  • Today

    Today: Sunny, with a high near 56. North wind 5 to 7 mph.

    High: 56 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 35. Light and variable wind.

    Low: 35 °F

    Mostly Clear

  • Monday

    Monday: A 20 percent chance of rain after 5pm. Increasing clouds, with a high near 58. Southeast wind 5 to 13 mph, with gusts as high as 22 mph.

    High: 58 °F

    Sunny then
    Slight Chance
    Rain

  • Monday Night

    Monday Night: Rain and thunderstorms likely before midnight, then showers likely and possibly a thunderstorm between midnight and 3am, then showers likely after 3am. Mostly cloudy, with a low around 47. Southeast wind 10 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 70%.

    Low: 47 °F

    Showers
    Likely

  • Tuesday

    Tuesday: A 30 percent chance of showers before noon. Partly sunny, with a high near 68. Southeast wind 7 to 10 mph becoming southwest in the afternoon.

    High: 68 °F

    Chance
    Showers then
    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 47.

    Low: 47 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A 20 percent chance of rain after noon. Mostly cloudy, with a high near 63.

    High: 63 °F

    Mostly Cloudy
    then Slight
    Chance Rain

  • Wednesday Night

    Wednesday Night: A 50 percent chance of rain. Mostly cloudy, with a low around 49.

    Low: 49 °F

    Chance Rain

  • Thursday

    Thursday: Rain likely and possibly a thunderstorm, then rain after noon. High near 63. Chance of precipitation is 80%.

    High: 63 °F

    Rain

Detailed Forecast

Today
Sunny, with a high near 56. North wind 5 to 7 mph.
Tonight
Mostly clear, with a low around 35. Light and variable wind.
Monday
A 20 percent chance of rain after 5pm. Increasing clouds, with a high near 58. Southeast wind 5 to 13 mph, with gusts as high as 22 mph.
Monday Night
Rain and thunderstorms likely before midnight, then showers likely and possibly a thunderstorm between midnight and 3am, then showers likely after 3am. Mostly cloudy, with a low around 47. Southeast wind 10 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 70%.
Tuesday
A 30 percent chance of showers before noon. Partly sunny, with a high near 68. Southeast wind 7 to 10 mph becoming southwest in the afternoon.
Tuesday Night
Mostly cloudy, with a low around 47.
Wednesday
A 20 percent chance of rain after noon. Mostly cloudy, with a high near 63.
Wednesday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 49.
Thursday
Rain likely and possibly a thunderstorm, then rain after noon. High near 63. Chance of precipitation is 80%.
Thursday Night
Rain likely, with thunderstorms also possible after midnight. Mostly cloudy, with a low around 53. Chance of precipitation is 70%.
Friday
Rain likely. Partly sunny, with a high near 61. Chance of precipitation is 60%.
Friday Night
A 30 percent chance of rain. Mostly cloudy, with a low around 39.
Saturday
A 20 percent chance of rain. Mostly sunny, with a high near 51.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles W Kane IL
 39.18°N 90.41°W (Elev. 548 ft)
Last Update:
10:46 am CST Nov 16, 2025
Forecast Valid:
10am CST Nov 16, 2025-6pm CST Nov 22, 2025
 
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