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

32°F

0°C

Humidity 82%
Wind Speed SW 6 mph
Barometer 30.10 in (1019.7 mb)
Dewpoint 27°F (-3°C)
Visibility 10.00 mi
Wind Chill26°F (-3°C)
Last update 3 Dec 11:54 am CST
Extended Forecast for

4 Miles NNE Fieldon IL

  • This Afternoon

    This Afternoon: A 50 percent chance of snow, mainly after 3pm. Cloudy, with a high near 34. Southwest wind 5 to 8 mph becoming light and variable.

    High: 34 °F

    Chance Snow

  • Tonight

    Tonight: A chance of snow before midnight, then a chance of flurries between midnight and 2am. Cloudy, with a low around 8. North wind 5 to 14 mph. Chance of precipitation is 50%.

    Low: 8 °F

    Chance Snow
    then Cloudy

  • Thursday

    Thursday: Mostly cloudy, then gradually becoming sunny and cold, with a high near 20. North wind 3 to 8 mph.

    High: 20 °F

    Cold

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 7. Calm wind becoming south around 6 mph after midnight.

    Low: 7 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 36. South wind around 6 mph.

    High: 36 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 21.

    Low: 21 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 33.

    High: 33 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 22.

    Low: 22 °F

    Mostly Cloudy

  • Sunday

    Sunday: A 20 percent chance of snow after noon. Mostly cloudy, with a high near 32.

    High: 32 °F

    Mostly Cloudy
    then Slight
    Chance Snow

Detailed Forecast

This Afternoon
A 50 percent chance of snow, mainly after 3pm. Cloudy, with a high near 34. Southwest wind 5 to 8 mph becoming light and variable.
Tonight
A chance of snow before midnight, then a chance of flurries between midnight and 2am. Cloudy, with a low around 8. North wind 5 to 14 mph. Chance of precipitation is 50%.
Thursday
Mostly cloudy, then gradually becoming sunny and cold, with a high near 20. North wind 3 to 8 mph.
Thursday Night
Partly cloudy, with a low around 7. Calm wind becoming south around 6 mph after midnight.
Friday
Mostly sunny, with a high near 36. South wind around 6 mph.
Friday Night
Mostly cloudy, with a low around 21.
Saturday
Partly sunny, with a high near 33.
Saturday Night
Mostly cloudy, with a low around 22.
Sunday
A 20 percent chance of snow after noon. Mostly cloudy, with a high near 32.
Sunday Night
Mostly cloudy, with a low around 20.
Monday
Partly sunny, with a high near 32.
Monday Night
Mostly cloudy, with a low around 25.
Tuesday
Partly 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:
10:51 am CST Dec 3, 2025
Forecast Valid:
12pm CST Dec 3, 2025-6pm CST Dec 9, 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