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.

Overcast

37°F

3°C

Humidity 82%
Wind Speed SE 10 mph
Barometer 29.91 in (1012.9 mb)
Dewpoint 32°F (0°C)
Visibility 9.00 mi
Wind Chill30°F (-1°C)
Last update 6 Dec 11:54 pm CST
Extended Forecast for

Kane IL

  • Overnight

    Overnight: A 30 percent chance of rain, mainly before 1am. Cloudy, with a low around 33. South wind 6 to 8 mph.

    Low: 33 °F

    Chance Rain

  • Sunday

    Sunday: A slight chance of drizzle before 11am. Cloudy, with a temperature falling to around 30 by 5pm. South wind 5 to 15 mph becoming north in the afternoon. Winds could gust as high as 23 mph.

    High: 36 °F⇓

    Slight Chance
    Drizzle then
    Cloudy

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 15. North wind 6 to 13 mph, with gusts as high as 20 mph.

    Low: 15 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, then gradually becoming sunny, with a high near 29. North wind around 5 mph becoming calm.

    High: 29 °F

    Decreasing
    Clouds

  • Monday Night

    Monday Night: Partly cloudy, with a temperature falling to near 23 by 9pm, then rising to around 30 during the remainder of the night. South wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 23 °F⇑

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 46.

    High: 46 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 35.

    Low: 35 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 43.

    High: 43 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: A slight chance of rain and snow before midnight, then a chance of snow. Mostly cloudy, with a low around 24. Chance of precipitation is 30%.

    Low: 24 °F

    Slight Chance
    Rain/Snow
    then Chance
    Snow

Detailed Forecast

Overnight
A 30 percent chance of rain, mainly before 1am. Cloudy, with a low around 33. South wind 6 to 8 mph.
Sunday
A slight chance of drizzle before 11am. Cloudy, with a temperature falling to around 30 by 5pm. South wind 5 to 15 mph becoming north in the afternoon. Winds could gust as high as 23 mph.
Sunday Night
Mostly cloudy, with a low around 15. North wind 6 to 13 mph, with gusts as high as 20 mph.
Monday
Mostly cloudy, then gradually becoming sunny, with a high near 29. North wind around 5 mph becoming calm.
Monday Night
Partly cloudy, with a temperature falling to near 23 by 9pm, then rising to around 30 during the remainder of the night. South wind 5 to 10 mph, with gusts as high as 20 mph.
Tuesday
Partly sunny, with a high near 46.
Tuesday Night
Mostly cloudy, with a low around 35.
Wednesday
Partly sunny, with a high near 43.
Wednesday Night
A slight chance of rain and snow before midnight, then a chance of snow. Mostly cloudy, with a low around 24. Chance of precipitation is 30%.
Thursday
A 30 percent chance of snow, mainly before noon. Mostly cloudy, with a high near 34.
Thursday Night
Mostly cloudy, with a low around 16.
Friday
Partly sunny, with a high near 23.
Friday Night
Mostly cloudy, with a low around 5.
Saturday
Mostly sunny and cold, with a high near 19.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Kane IL
 39.2°N 90.38°W (Elev. 551 ft)
Last Update:
9:46 pm CST Dec 6, 2025
Forecast Valid:
12am CST Dec 7, 2025-6pm CST Dec 13, 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