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

24°F

-4°C

Humidity 91%
Wind Speed Calm
Barometer 30.15 in (1021.3 mb)
Dewpoint 22°F (-6°C)
Visibility 3.00 mi
Last update 1 Dec 4:54 pm CST
Extended Forecast for

4 Miles SE Michael IL

Winter Weather Advisory December 1, 05:28pm until December 2, 12:00am
Click here for hazard details and duration
Winter Weather Advisory
  •  
    Winter Weather Advisory December 1, 05:28pm until December 2, 12:00am

    NOW until 12:00am Tue

    Winter Weather Advisory

  • This Afternoon

    High: 26 °F

    Snow

  • Tonight

    Tonight: Snow, mainly before 11pm. Low around 17. Calm wind becoming northwest around 6 mph after midnight. Chance of precipitation is 100%. New snow accumulation of 1 to 2 inches possible.

    Low: 17 °F

    Snow then
    Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 26. West wind around 6 mph becoming light and variable in the afternoon.

    High: 26 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 20. South wind 3 to 5 mph.

    Low: 20 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A 20 percent chance of snow after noon. Mostly cloudy, with a high near 37. South wind around 6 mph becoming northwest in the afternoon.

    High: 37 °F

    Partly Sunny
    then Slight
    Chance Snow

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 8.

    Low: 8 °F

    Mostly Cloudy

  • Thursday

    Thursday: Sunny and cold, with a high near 18.

    High: 18 °F

    Cold

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 6.

    Low: 6 °F

    Partly Cloudy

Detailed Forecast

This Afternoon
Snow. High near 26. Calm wind. Chance of precipitation is 80%. Total daytime snow accumulation of 2 to 4 inches possible.
Tonight
Snow, mainly before 11pm. Low around 17. Calm wind becoming northwest around 6 mph after midnight. Chance of precipitation is 100%. New snow accumulation of 1 to 2 inches possible.
Tuesday
Partly sunny, with a high near 26. West wind around 6 mph becoming light and variable in the afternoon.
Tuesday Night
Partly cloudy, with a low around 20. South wind 3 to 5 mph.
Wednesday
A 20 percent chance of snow after noon. Mostly cloudy, with a high near 37. South wind around 6 mph becoming northwest in the afternoon.
Wednesday Night
Mostly cloudy, with a low around 8.
Thursday
Sunny and cold, with a high near 18.
Thursday Night
Partly cloudy, with a low around 6.
Friday
Mostly sunny, with a high near 36.
Friday Night
Partly cloudy, with a low around 23.
Saturday
Mostly cloudy, with a high near 37.
Saturday Night
Mostly cloudy, with a low around 23.
Sunday
Mostly cloudy, with a high near 33.
Sunday Night
Mostly cloudy, with a low around 16.
Monday
Partly sunny, with a high near 34.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SE Michael IL
 39.18°N 90.58°W (Elev. 430 ft)
Last Update:
4:21 pm CST Dec 1, 2025
Forecast Valid:
5pm CST Dec 1, 2025-6pm CST Dec 8, 2025
 
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