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.

Thunderstorm Heavy Rain Fog/Mist

48°F

9°C

Humidity 100%
Wind Speed S 6 mph
Barometer 30.07 in (1018.3 mb)
Dewpoint 48°F (9°C)
Visibility 0.75 mi
Wind Chill45°F (7°C)
Last update 4 Mar 11:54 am CST
Extended Forecast for

Kane IL

  • This Afternoon

    This Afternoon: Showers and thunderstorms likely, mainly before 3pm. Patchy fog before 3pm. Otherwise, cloudy, with a high near 56. Light and variable wind. Chance of precipitation is 70%.

    High: 56 °F

    T-storms
    Likely and
    Patchy Fog

  • Tonight

    Tonight: Showers and thunderstorms, mainly before 4am, then showers likely and possibly a thunderstorm after 4am. Patchy fog before 10pm, then patchy fog after 11pm. Low around 50. Calm wind becoming northwest around 5 mph after midnight. Chance of precipitation is 80%.

    Low: 50 °F

    T-storms and
    Patchy Fog

  • Thursday

    Thursday: Scattered showers, mainly before 8am. Patchy fog before 9am. Otherwise, mostly cloudy, with a high near 65. West wind 3 to 8 mph. Chance of precipitation is 40%.

    High: 65 °F

    Scattered
    Showers and
    Patchy Fog
    then Partly
    Sunny

  • Thursday Night

    Thursday Night: Scattered showers, then showers likely and possibly a thunderstorm after midnight. Mostly cloudy, with a low around 53. Calm wind becoming southeast 5 to 9 mph in the evening. Chance of precipitation is 60%.

    Low: 53 °F

    Scattered
    Showers then
    Showers
    Likely

  • Friday

    Friday: A 50 percent chance of showers. Partly sunny, with a high near 77. South wind 10 to 18 mph, with gusts as high as 29 mph.

    High: 77 °F

    Chance
    Showers

  • Friday Night

    Friday Night: Showers and possibly a thunderstorm. Low around 50. Chance of precipitation is 90%.

    Low: 50 °F

    Showers
    Likely then
    Showers

  • Saturday

    Saturday: A 30 percent chance of showers before noon. Partly sunny, with a high near 61.

    High: 61 °F

    Chance
    Showers then
    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 38.

    Low: 38 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 65.

    High: 65 °F

    Sunny

Detailed Forecast

This Afternoon
Showers and thunderstorms likely, mainly before 3pm. Patchy fog before 3pm. Otherwise, cloudy, with a high near 56. Light and variable wind. Chance of precipitation is 70%.
Tonight
Showers and thunderstorms, mainly before 4am, then showers likely and possibly a thunderstorm after 4am. Patchy fog before 10pm, then patchy fog after 11pm. Low around 50. Calm wind becoming northwest around 5 mph after midnight. Chance of precipitation is 80%.
Thursday
Scattered showers, mainly before 8am. Patchy fog before 9am. Otherwise, mostly cloudy, with a high near 65. West wind 3 to 8 mph. Chance of precipitation is 40%.
Thursday Night
Scattered showers, then showers likely and possibly a thunderstorm after midnight. Mostly cloudy, with a low around 53. Calm wind becoming southeast 5 to 9 mph in the evening. Chance of precipitation is 60%.
Friday
A 50 percent chance of showers. Partly sunny, with a high near 77. South wind 10 to 18 mph, with gusts as high as 29 mph.
Friday Night
Showers and possibly a thunderstorm. Low around 50. Chance of precipitation is 90%.
Saturday
A 30 percent chance of showers before noon. Partly sunny, with a high near 61.
Saturday Night
Mostly clear, with a low around 38.
Sunday
Sunny, with a high near 65.
Sunday Night
Mostly clear, with a low around 46.
Monday
Sunny, with a high near 76.
Monday Night
A 40 percent chance of showers and thunderstorms. Mostly clear, with a low around 58.
Tuesday
Showers and thunderstorms likely. Mostly cloudy, with a high near 76. Breezy. Chance of precipitation is 70%.
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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:
10:26 am CST Mar 4, 2026
Forecast Valid:
12pm CST Mar 4, 2026-6pm CDT Mar 10, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation