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.

Overcast

34°F

1°C

Humidity 67%
Wind Speed E 9 mph
Barometer 30.31 in (1026.8 mb)
Dewpoint 24°F (-4°C)
Visibility 10.00 mi
Wind Chill27°F (-3°C)
Last update 28 Nov 9:54 pm CST
Extended Forecast for

4 Miles W Kane IL

Winter Storm Warning November 29, 12:00am until November 30, 12:00am
Click here for hazard details and duration
Winter Storm Warning

  • Tonight

    Tonight: Snow, mainly after 2am. Low around 30. Southeast wind 8 to 15 mph, with gusts as high as 28 mph. Chance of precipitation is 100%. Total nighttime snow accumulation of 1 to 2 inches possible.

    Low: 30 °F

    Chance Snow
    then Snow

  • Saturday

    Saturday: Rain and snow, possibly mixed with sleet before 2pm, then rain, possibly mixed with snow between 2pm and 5pm, then rain after 5pm. High near 37. Breezy, with a southeast wind 15 to 20 mph, with gusts as high as 33 mph. Chance of precipitation is 100%. New snow and sleet accumulation of 2 to 4 inches possible.

    High: 37 °F

    Wintry Mix
    and Breezy

  • Saturday Night

    Saturday Night: A chance of rain, mixing with snow after 8pm, then gradually ending. Cloudy, with a low around 22. Breezy, with a south wind 16 to 20 mph becoming west after midnight. Winds could gust as high as 33 mph. Chance of precipitation is 50%.

    Low: 22 °F

    Breezy.
    Chance
    Rain/Snow
    then Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 27. Northwest wind 9 to 17 mph, with gusts as high as 26 mph.

    High: 27 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 15. Northwest wind 5 to 8 mph becoming light and variable after midnight.

    Low: 15 °F

    Mostly Cloudy

  • Monday

    Monday: A 40 percent chance of snow after noon. Cloudy, with a high near 26.

    High: 26 °F

    Cloudy then
    Chance Snow

  • Monday Night

    Monday Night: A 40 percent chance of snow before midnight. Mostly cloudy, with a low around 15.

    Low: 15 °F

    Chance Snow
    then Mostly
    Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 27.

    High: 27 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 16.

    Low: 16 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Snow, mainly after 2am. Low around 30. Southeast wind 8 to 15 mph, with gusts as high as 28 mph. Chance of precipitation is 100%. Total nighttime snow accumulation of 1 to 2 inches possible.
Saturday
Rain and snow, possibly mixed with sleet before 2pm, then rain, possibly mixed with snow between 2pm and 5pm, then rain after 5pm. High near 37. Breezy, with a southeast wind 15 to 20 mph, with gusts as high as 33 mph. Chance of precipitation is 100%. New snow and sleet accumulation of 2 to 4 inches possible.
Saturday Night
A chance of rain, mixing with snow after 8pm, then gradually ending. Cloudy, with a low around 22. Breezy, with a south wind 16 to 20 mph becoming west after midnight. Winds could gust as high as 33 mph. Chance of precipitation is 50%.
Sunday
Mostly cloudy, with a high near 27. Northwest wind 9 to 17 mph, with gusts as high as 26 mph.
Sunday Night
Mostly cloudy, with a low around 15. Northwest wind 5 to 8 mph becoming light and variable after midnight.
Monday
A 40 percent chance of snow after noon. Cloudy, with a high near 26.
Monday Night
A 40 percent chance of snow before midnight. Mostly cloudy, with a low around 15.
Tuesday
Partly sunny, with a high near 27.
Tuesday Night
Mostly cloudy, with a low around 16.
Wednesday
Partly sunny, with a high near 36.
Wednesday Night
Mostly cloudy, with a low around 16.
Thursday
Partly sunny, with a high near 27.
Thursday Night
Mostly cloudy, with a low around 15.
Friday
Partly sunny, with a high near 35.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles W Kane IL
 39.18°N 90.41°W (Elev. 548 ft)
Last Update:
10:06 pm CST Nov 28, 2025
Forecast Valid:
10pm CST Nov 28, 2025-6pm CST Dec 5, 2025
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation