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.

Fair

31°F

-1°C

Humidity 79%
Wind Speed NE 12 mph
Barometer 30.10 in (1019.7 mb)
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Wind Chill22°F (-6°C)
Last update 3 Feb 2:54 am CST
Extended Forecast for

4 Miles NNE Fieldon IL

  • Overnight

    Overnight: A slight chance of freezing rain after 4am. Cloudy, with a low around 27. Northeast wind around 8 mph. Chance of precipitation is 20%.

    Low: 27 °F

    Slight Chance
    Freezing Rain

  • Tuesday

    Tuesday: A slight chance of snow before 7am, then a slight chance of freezing rain between 7am and 8am. Cloudy, then gradually becoming mostly sunny, with a high near 32. North wind 8 to 10 mph. Chance of precipitation is 20%.

    High: 32 °F

    Slight Chance
    Wintry Mix
    then Partly
    Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 16. North wind 3 to 7 mph.

    Low: 16 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 30. North wind 3 to 6 mph.

    High: 30 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 15. Light and variable wind.

    Low: 15 °F

    Partly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 40.

    High: 40 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 32.

    Low: 32 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 47.

    High: 47 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 25.

    Low: 25 °F

    Mostly Clear

Detailed Forecast

Overnight
A slight chance of freezing rain after 4am. Cloudy, with a low around 27. Northeast wind around 8 mph. Chance of precipitation is 20%.
Tuesday
A slight chance of snow before 7am, then a slight chance of freezing rain between 7am and 8am. Cloudy, then gradually becoming mostly sunny, with a high near 32. North wind 8 to 10 mph. Chance of precipitation is 20%.
Tuesday Night
Mostly cloudy, with a low around 16. North wind 3 to 7 mph.
Wednesday
Mostly sunny, with a high near 30. North wind 3 to 6 mph.
Wednesday Night
Partly cloudy, with a low around 15. Light and variable wind.
Thursday
Partly sunny, with a high near 40.
Thursday Night
Mostly clear, with a low around 32.
Friday
Mostly sunny, with a high near 47.
Friday Night
Mostly clear, with a low around 25.
Saturday
Sunny, with a high near 40.
Saturday Night
Partly cloudy, with a low around 26.
Sunday
Mostly sunny, with a high near 41.
Sunday Night
Partly cloudy, with a low around 24.
Monday
Mostly sunny, with a high near 41.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NNE Fieldon IL
 39.16°N 90.46°W (Elev. 600 ft)
Last Update:
3:21 am CST Feb 3, 2026
Forecast Valid:
3am CST Feb 3, 2026-6pm CST Feb 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