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

70°F

21°C

Humidity 41%
Wind Speed S 16 mph
Barometer 30.06 in (1017.7 mb)
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Last update 9 Apr 10:54 pm CDT
Extended Forecast for

Kane IL

  • Tonight

    Tonight: A 30 percent chance of showers after 4am. Mostly cloudy, with a low around 57. Southwest wind 11 to 14 mph, with gusts as high as 23 mph.

    Low: 57 °F

    Chance
    Showers

  • Friday

    Friday: Showers and thunderstorms before 4pm, then a chance of showers. High near 65. Southwest wind around 10 mph becoming north in the afternoon. Chance of precipitation is 80%.

    High: 65 °F

    Showers then
    Chance
    Showers

  • Friday Night

    Friday Night: A 30 percent chance of showers, mainly after 1am. Mostly cloudy, with a low around 47. Northeast wind around 7 mph.

    Low: 47 °F

    Chance
    Showers

  • Saturday

    Saturday: A chance of showers, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 69. Southeast wind 8 to 10 mph. Chance of precipitation is 40%.

    High: 69 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 59. Southeast wind around 10 mph, with gusts as high as 20 mph.

    Low: 59 °F

    Mostly Cloudy

  • Sunday

    Sunday: A 30 percent chance of showers after 1pm. Mostly cloudy, with a high near 77. Breezy.

    High: 77 °F

    Mostly Cloudy
    then Chance
    Showers and
    Breezy

  • Sunday Night

    Sunday Night: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 62.

    Low: 62 °F

    Chance
    Showers

  • Monday

    Monday: A 30 percent chance of showers and thunderstorms, mainly before 1pm. Mostly cloudy, with a high near 83.

    High: 83 °F

    Chance
    Showers

  • Monday Night

    Monday Night: A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 66.

    Low: 66 °F

    Slight Chance
    T-storms

Detailed Forecast

Tonight
A 30 percent chance of showers after 4am. Mostly cloudy, with a low around 57. Southwest wind 11 to 14 mph, with gusts as high as 23 mph.
Friday
Showers and thunderstorms before 4pm, then a chance of showers. High near 65. Southwest wind around 10 mph becoming north in the afternoon. Chance of precipitation is 80%.
Friday Night
A 30 percent chance of showers, mainly after 1am. Mostly cloudy, with a low around 47. Northeast wind around 7 mph.
Saturday
A chance of showers, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 69. Southeast wind 8 to 10 mph. Chance of precipitation is 40%.
Saturday Night
Mostly cloudy, with a low around 59. Southeast wind around 10 mph, with gusts as high as 20 mph.
Sunday
A 30 percent chance of showers after 1pm. Mostly cloudy, with a high near 77. Breezy.
Sunday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 62.
Monday
A 30 percent chance of showers and thunderstorms, mainly before 1pm. Mostly cloudy, with a high near 83.
Monday Night
A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 66.
Tuesday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 83.
Tuesday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 63. Chance of precipitation is 60%.
Wednesday
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 79.
Wednesday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 55.
Thursday
A 20 percent chance of showers. Mostly 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:
8:26 pm CDT Apr 9, 2026
Forecast Valid:
11pm CDT Apr 9, 2026-6pm CDT Apr 16, 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