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.

Fog/Mist

39°F

4°C

Humidity 93%
Wind Speed E 7 mph
Barometer 30.21 in (1023.0 mb)
Dewpoint 37°F (3°C)
Visibility 3.00 mi
Wind Chill34°F (1°C)
Last update 2 Mar 8:54 pm CST
Extended Forecast for

Kane IL

  • Tonight

    Tonight: A slight chance of rain before 3am, then a chance of rain and thunderstorms between 3am and 4am, then rain and possibly a thunderstorm after 4am. Patchy fog between 2am and 5am. Low around 37. East wind around 6 mph. Chance of precipitation is 90%.

    Low: 37 °F

    Cloudy then
    Rain and
    Patchy Fog

  • Tuesday

    Tuesday: Rain and thunderstorms, mainly before 1pm, then rain and possibly a thunderstorm after 3pm. Patchy fog between 7am and 11am. High near 53. East wind around 6 mph. Chance of precipitation is 100%.

    High: 53 °F

    Rain and
    Patchy Fog

  • Tuesday Night

    Tuesday Night: Rain and possibly a thunderstorm, mainly before 5am, then a chance of rain and thunderstorms after 5am. Low around 45. Northeast wind 6 to 9 mph. Chance of precipitation is 100%.

    Low: 45 °F

    Rain

  • Wednesday

    Wednesday: Rain and possibly a thunderstorm. High near 63. East wind around 7 mph becoming south in the afternoon. Chance of precipitation is 90%.

    High: 63 °F

    Rain

  • Wednesday Night

    Wednesday Night: Rain and possibly a thunderstorm. Low around 52. South wind around 7 mph. Chance of precipitation is 90%.

    Low: 52 °F

    Rain

  • Thursday

    Thursday: Rain likely and possibly a thunderstorm. Partly sunny, with a high near 67. Chance of precipitation is 70%.

    High: 67 °F

    Rain Likely
    then Chance
    Rain

  • Thursday Night

    Thursday Night: A slight chance of rain, then a chance of rain and thunderstorms after midnight. Mostly cloudy, with a low around 52. Chance of precipitation is 50%.

    Low: 52 °F

    Slight Chance
    Rain then
    Chance Rain

  • Friday

    Friday: Rain likely and possibly a thunderstorm before noon, then a chance of rain. Partly sunny, with a high near 77. Chance of precipitation is 60%.

    High: 77 °F

    Rain Likely

  • Friday Night

    Friday Night: A chance of rain and thunderstorms, then rain and possibly a thunderstorm after midnight. Low around 56. Chance of precipitation is 80%.

    Low: 56 °F

    Chance
    T-storms then
    Rain

Detailed Forecast

Tonight
A slight chance of rain before 3am, then a chance of rain and thunderstorms between 3am and 4am, then rain and possibly a thunderstorm after 4am. Patchy fog between 2am and 5am. Low around 37. East wind around 6 mph. Chance of precipitation is 90%.
Tuesday
Rain and thunderstorms, mainly before 1pm, then rain and possibly a thunderstorm after 3pm. Patchy fog between 7am and 11am. High near 53. East wind around 6 mph. Chance of precipitation is 100%.
Tuesday Night
Rain and possibly a thunderstorm, mainly before 5am, then a chance of rain and thunderstorms after 5am. Low around 45. Northeast wind 6 to 9 mph. Chance of precipitation is 100%.
Wednesday
Rain and possibly a thunderstorm. High near 63. East wind around 7 mph becoming south in the afternoon. Chance of precipitation is 90%.
Wednesday Night
Rain and possibly a thunderstorm. Low around 52. South wind around 7 mph. Chance of precipitation is 90%.
Thursday
Rain likely and possibly a thunderstorm. Partly sunny, with a high near 67. Chance of precipitation is 70%.
Thursday Night
A slight chance of rain, then a chance of rain and thunderstorms after midnight. Mostly cloudy, with a low around 52. Chance of precipitation is 50%.
Friday
Rain likely and possibly a thunderstorm before noon, then a chance of rain. Partly sunny, with a high near 77. Chance of precipitation is 60%.
Friday Night
A chance of rain and thunderstorms, then rain and possibly a thunderstorm after midnight. Low around 56. Chance of precipitation is 80%.
Saturday
Rain likely, with thunderstorms also possible after noon. Cloudy, with a high near 67. Chance of precipitation is 60%.
Saturday Night
A 20 percent chance of rain. Mostly cloudy, with a low around 45.
Sunday
Partly sunny, with a high near 63.
Sunday Night
A 20 percent chance of rain. Mostly cloudy, with a low around 47.
Monday
A 30 percent chance of rain. Mostly sunny, with a high near 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:
9:46 pm CST Mar 2, 2026
Forecast Valid:
9pm CST Mar 2, 2026-6pm CDT Mar 9, 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