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

58°F

14°C

Humidity 93%
Wind Speed S 5 mph
Barometer 29.87 in (1011.2 mb)
Dewpoint 56°F (13°C)
Visibility 10.00 mi
Last update 16 Apr 6:54 am CDT
Extended Forecast for

Kane IL

  • Today

    Today: Cloudy through mid morning, then gradual clearing, with a high near 81. West wind 8 to 10 mph.

    High: 81 °F

    Becoming
    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 58. South wind 3 to 6 mph.

    Low: 58 °F

    Mostly Clear

  • Friday

    Friday: A 50 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 85. South wind 7 to 17 mph, with gusts as high as 28 mph.

    High: 85 °F

    Mostly Sunny
    then Chance
    T-storms

  • Friday Night

    Friday Night: Showers and thunderstorms. Low around 46. South wind around 15 mph becoming west after midnight. Winds could gust as high as 24 mph. Chance of precipitation is 90%.

    Low: 46 °F

    T-storms

  • Saturday

    Saturday: A 40 percent chance of showers, mainly before 1pm. Mostly sunny, with a high near 57. Northwest wind 15 to 17 mph, with gusts as high as 25 mph.

    High: 57 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 37.

    Low: 37 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 63.

    High: 63 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 40.

    Low: 40 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 70.

    High: 70 °F

    Sunny

Detailed Forecast

Today
Cloudy through mid morning, then gradual clearing, with a high near 81. West wind 8 to 10 mph.
Tonight
Mostly clear, with a low around 58. South wind 3 to 6 mph.
Friday
A 50 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 85. South wind 7 to 17 mph, with gusts as high as 28 mph.
Friday Night
Showers and thunderstorms. Low around 46. South wind around 15 mph becoming west after midnight. Winds could gust as high as 24 mph. Chance of precipitation is 90%.
Saturday
A 40 percent chance of showers, mainly before 1pm. Mostly sunny, with a high near 57. Northwest wind 15 to 17 mph, with gusts as high as 25 mph.
Saturday Night
Mostly clear, with a low around 37.
Sunday
Sunny, with a high near 63.
Sunday Night
Mostly clear, with a low around 40.
Monday
Sunny, with a high near 70.
Monday Night
Mostly clear, with a low around 50.
Tuesday
Mostly sunny, with a high near 75.
Tuesday Night
A 20 percent chance of showers. Mostly clear, with a low around 53.
Wednesday
A 20 percent chance of showers and thunderstorms. Sunny, with a high near 77.
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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:
5:51 am CDT Apr 16, 2026
Forecast Valid:
7am CDT Apr 16, 2026-6pm CDT Apr 22, 2026
 
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