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.

Partly Cloudy

45°F

7°C

Humidity 80%
Wind Speed E 5 mph
Barometer 30.05 in (1017.5 mb)
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Wind Chill42°F (6°C)
Last update 14 Nov 3:54 am CST
Extended Forecast for

2 Miles ESE Fieldon IL

  • Today

    Today: Sunny, with a high near 76. Southwest wind 6 to 10 mph.

    High: 76 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 59. Southwest wind 6 to 10 mph.

    Low: 59 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 76. Southwest wind 9 to 14 mph, with gusts as high as 23 mph.

    High: 76 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 42. North wind 6 to 9 mph.

    Low: 42 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 58. North wind 5 to 7 mph.

    High: 58 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 39.

    Low: 39 °F

    Mostly Clear

  • Monday

    Monday: A 30 percent chance of rain after noon. Mostly sunny, with a high near 56.

    High: 56 °F

    Mostly Sunny
    then Chance
    Rain

  • Monday Night

    Monday Night: Rain likely, mainly before midnight. Mostly cloudy, with a low around 42. Chance of precipitation is 60%.

    Low: 42 °F

    Rain Likely

  • Tuesday

    Tuesday: A 20 percent chance of rain before noon. Partly sunny, with a high near 53.

    High: 53 °F

    Slight Chance
    Rain then
    Partly Sunny

Detailed Forecast

Today
Sunny, with a high near 76. Southwest wind 6 to 10 mph.
Tonight
Partly cloudy, with a low around 59. Southwest wind 6 to 10 mph.
Saturday
Partly sunny, with a high near 76. Southwest wind 9 to 14 mph, with gusts as high as 23 mph.
Saturday Night
Mostly clear, with a low around 42. North wind 6 to 9 mph.
Sunday
Sunny, with a high near 58. North wind 5 to 7 mph.
Sunday Night
Mostly clear, with a low around 39.
Monday
A 30 percent chance of rain after noon. Mostly sunny, with a high near 56.
Monday Night
Rain likely, mainly before midnight. Mostly cloudy, with a low around 42. Chance of precipitation is 60%.
Tuesday
A 20 percent chance of rain before noon. Partly sunny, with a high near 53.
Tuesday Night
A 20 percent chance of rain after midnight. Mostly cloudy, with a low around 36.
Wednesday
A 30 percent chance of rain. Partly sunny, with a high near 52.
Wednesday Night
Rain likely. Mostly cloudy, with a low around 41. Chance of precipitation is 60%.
Thursday
Rain likely. Mostly cloudy, with a high near 55. Chance of precipitation is 70%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles ESE Fieldon IL
 39.09°N 90.47°W (Elev. 600 ft)
Last Update:
3:16 am CST Nov 14, 2025
Forecast Valid:
4am CST Nov 14, 2025-6pm CST Nov 20, 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