National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

St. Charles, St. Charles County Smartt Airport (KSET)

Lat: 38.93°NLon: 90.43°WElev: 436ft.

Fair

30°F

-1°C

Humidity 49%
Wind Speed NW 14 G 21 mph
Barometer 30.09 in (1019.3 mb)
Dewpoint 13°F (-11°C)
Visibility 10.00 mi
Wind Chill19°F (-7°C)
Last update 14 Jan 5:54 pm CST
Extended Forecast for

Kane IL

  • Tonight

    Tonight: Clear, with a low around 16. Northwest wind 8 to 17 mph, with gusts as high as 28 mph.

    Low: 16 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 32. Northwest wind 6 to 8 mph becoming south in the afternoon.

    High: 32 °F

    Sunny

  • Thursday Night

    Thursday Night: A 50 percent chance of snow. Mostly cloudy, with a low around 27. South wind 7 to 10 mph becoming west after midnight.

    Low: 27 °F

    Chance Snow

  • Friday

    Friday: Partly sunny, with a high near 42. Breezy, with a west wind 11 to 20 mph, with gusts as high as 29 mph.

    High: 42 °F

    Partly Sunny
    then Mostly
    Cloudy and
    Breezy

  • Friday Night

    Friday Night: A 20 percent chance of snow showers. Mostly cloudy, with a low around 18. West wind 13 to 15 mph, with gusts as high as 23 mph.

    Low: 18 °F

    Slight Chance
    Snow Showers

  • Saturday

    Saturday: Mostly cloudy, with a high near 22.

    High: 22 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 7.

    Low: 7 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 23.

    High: 23 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 12.

    Low: 12 °F

    Partly Cloudy

Detailed Forecast

Tonight
Clear, with a low around 16. Northwest wind 8 to 17 mph, with gusts as high as 28 mph.
Thursday
Sunny, with a high near 32. Northwest wind 6 to 8 mph becoming south in the afternoon.
Thursday Night
A 50 percent chance of snow. Mostly cloudy, with a low around 27. South wind 7 to 10 mph becoming west after midnight.
Friday
Partly sunny, with a high near 42. Breezy, with a west wind 11 to 20 mph, with gusts as high as 29 mph.
Friday Night
A 20 percent chance of snow showers. Mostly cloudy, with a low around 18. West wind 13 to 15 mph, with gusts as high as 23 mph.
Saturday
Mostly cloudy, with a high near 22.
Saturday Night
Partly cloudy, with a low around 7.
Sunday
Mostly sunny, with a high near 23.
Sunday Night
Partly cloudy, with a low around 12.
M.L.King Day
Mostly sunny, with a high near 23.
Monday Night
Mostly clear, with a low around 8.
Tuesday
Sunny, with a high near 31.
Tuesday Night
Partly cloudy, with a low around 18.
Wednesday
Mostly sunny, with a high near 39.
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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:
4:51 pm CST Jan 14, 2026
Forecast Valid:
6pm CST Jan 14, 2026-6pm CST Jan 21, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation