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.

A Few Clouds and Breezy

76°F

24°C

Humidity 48%
Wind Speed S 22 mph
Barometer 30.03 in (1016.5 mb)
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 12 Apr 10:54 am CDT
Extended Forecast for

Kane IL

  • Today

    Today: A 30 percent chance of showers after 4pm. Mostly cloudy, with a high near 80. Breezy, with a south wind 18 to 21 mph, with gusts as high as 31 mph.

    High: 80 °F

    Chance
    Showers and
    Breezy

  • Tonight

    Tonight: A 40 percent chance of showers and thunderstorms, mainly before 1am. Cloudy, then gradually becoming partly cloudy, with a low around 63. Breezy, with a southwest wind 16 to 21 mph decreasing to 10 to 15 mph after midnight. Winds could gust as high as 30 mph.

    Low: 63 °F

    Chance
    T-storms and
    Breezy

  • Monday

    Monday: A slight chance of showers before 10am, then a slight chance of showers and thunderstorms between 10am and 1pm. Mostly sunny, with a high near 85. South wind 10 to 16 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.

    High: 85 °F

    Slight Chance
    T-storms

  • Monday Night

    Monday Night: Partly cloudy, with a low around 67. South wind 13 to 15 mph, with gusts as high as 24 mph.

    Low: 67 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 86. Southwest wind 11 to 16 mph, with gusts as high as 26 mph.

    High: 86 °F

    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 66.

    Low: 66 °F

    Chance
    T-storms

  • Wednesday

    Wednesday: Showers and possibly a thunderstorm. High near 80. Chance of precipitation is 80%.

    High: 80 °F

    Showers

  • Wednesday Night

    Wednesday Night: Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 62. Chance of precipitation is 70%.

    Low: 62 °F

    Showers
    Likely

  • Thursday

    Thursday: A chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 81. Chance of precipitation is 30%.

    High: 81 °F

    Chance
    Showers

Detailed Forecast

Today
A 30 percent chance of showers after 4pm. Mostly cloudy, with a high near 80. Breezy, with a south wind 18 to 21 mph, with gusts as high as 31 mph.
Tonight
A 40 percent chance of showers and thunderstorms, mainly before 1am. Cloudy, then gradually becoming partly cloudy, with a low around 63. Breezy, with a southwest wind 16 to 21 mph decreasing to 10 to 15 mph after midnight. Winds could gust as high as 30 mph.
Monday
A slight chance of showers before 10am, then a slight chance of showers and thunderstorms between 10am and 1pm. Mostly sunny, with a high near 85. South wind 10 to 16 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.
Monday Night
Partly cloudy, with a low around 67. South wind 13 to 15 mph, with gusts as high as 24 mph.
Tuesday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 86. Southwest wind 11 to 16 mph, with gusts as high as 26 mph.
Tuesday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 66.
Wednesday
Showers and possibly a thunderstorm. High near 80. Chance of precipitation is 80%.
Wednesday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 62. Chance of precipitation is 70%.
Thursday
A chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 81. Chance of precipitation is 30%.
Thursday Night
Mostly clear, with a low around 59.
Friday
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 86.
Friday Night
Showers and thunderstorms likely. Mostly cloudy, with a low around 60. Chance of precipitation is 70%.
Saturday
Showers and thunderstorms likely. Partly sunny, with a high near 77. Chance of precipitation is 60%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Kane IL
 39.2°N 90.38°W (Elev. 551 ft)
Last Update:
8:26 am CDT Apr 12, 2026
Forecast Valid:
11am CDT Apr 12, 2026-6pm CDT Apr 18, 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