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.

Fair

64°F

18°C

Humidity 84%
Wind Speed SE 3 mph
Barometer 29.93 in (1013.0 mb)
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Last update 16 Apr 11:54 pm CDT
Extended Forecast for

4 Miles ESE Golden Eagle IL

  • Overnight

    Overnight: Mostly clear, with a low around 60. Light southeast wind.

    Low: 60 °F

    Mostly Clear

  • Friday

    Friday: Isolated showers and thunderstorms after 3pm. Mostly sunny, with a high near 86. South wind 6 to 14 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.

    High: 86 °F

    Mostly Sunny
    then Isolated
    T-storms

  • Friday Night

    Friday Night: Showers and thunderstorms before 1am, then showers and possibly a thunderstorm, mainly after 1am. Low around 47. South wind 10 to 13 mph becoming west after midnight. Winds could gust as high as 22 mph. Chance of precipitation is 100%.

    Low: 47 °F

    T-storms

  • Saturday

    Saturday: Scattered showers, mainly before 1pm. Mostly cloudy, then gradually becoming sunny, with a high near 60. Northwest wind around 15 mph, with gusts as high as 26 mph. Chance of precipitation is 40%.

    High: 60 °F

    Scattered
    Showers

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 39. Northwest wind 6 to 13 mph, with gusts as high as 21 mph.

    Low: 39 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 66.

    High: 66 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 43.

    Low: 43 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 74.

    High: 74 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 53.

    Low: 53 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly clear, with a low around 60. Light southeast wind.
Friday
Isolated showers and thunderstorms after 3pm. Mostly sunny, with a high near 86. South wind 6 to 14 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.
Friday Night
Showers and thunderstorms before 1am, then showers and possibly a thunderstorm, mainly after 1am. Low around 47. South wind 10 to 13 mph becoming west after midnight. Winds could gust as high as 22 mph. Chance of precipitation is 100%.
Saturday
Scattered showers, mainly before 1pm. Mostly cloudy, then gradually becoming sunny, with a high near 60. Northwest wind around 15 mph, with gusts as high as 26 mph. Chance of precipitation is 40%.
Saturday Night
Mostly clear, with a low around 39. Northwest wind 6 to 13 mph, with gusts as high as 21 mph.
Sunday
Sunny, with a high near 66.
Sunday Night
Mostly clear, with a low around 43.
Monday
Sunny, with a high near 74.
Monday Night
Mostly clear, with a low around 53.
Tuesday
Mostly sunny, with a high near 79.
Tuesday Night
Partly cloudy, with a low around 57.
Wednesday
Sunny, with a high near 80.
Wednesday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 58.
Thursday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 80.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles ESE Golden Eagle IL
 38.87°N 90.53°W (Elev. 420 ft)
Last Update:
9:01 pm CDT Apr 16, 2026
Forecast Valid:
12am CDT Apr 17, 2026-6pm CDT Apr 23, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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