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

61°F

16°C

Humidity 93%
Wind Speed SE 3 mph
Barometer 29.91 in (1012.3 mb)
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Last update 17 Apr 1:54 am CDT
Extended Forecast for

4 Miles ESE Golden Eagle IL

  • Overnight

    Overnight: Mostly clear, with a low around 60. Southeast wind 3 to 5 mph.

    Low: 60 °F

    Mostly Clear

  • Friday

    Friday: A 20 percent chance of showers and thunderstorms after 3pm. Increasing clouds, with a high near 87. South wind 6 to 15 mph, with gusts as high as 26 mph.

    High: 87 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Friday Night

    Friday Night: Showers and thunderstorms. Low around 47. South wind 10 to 14 mph becoming northwest after midnight. Winds could gust as high as 22 mph. Chance of precipitation is 100%.

    Low: 47 °F

    T-storms

  • Saturday

    Saturday: A 30 percent chance of showers before 1pm. Cloudy through mid morning, then gradual clearing, with a high near 59. Northwest wind around 15 mph, with gusts as high as 26 mph.

    High: 59 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 39. West wind 5 to 11 mph, with gusts as high as 21 mph.

    Low: 39 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 67.

    High: 67 °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 72.

    High: 72 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 52.

    Low: 52 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly clear, with a low around 60. Southeast wind 3 to 5 mph.
Friday
A 20 percent chance of showers and thunderstorms after 3pm. Increasing clouds, with a high near 87. South wind 6 to 15 mph, with gusts as high as 26 mph.
Friday Night
Showers and thunderstorms. Low around 47. South wind 10 to 14 mph becoming northwest after midnight. Winds could gust as high as 22 mph. Chance of precipitation is 100%.
Saturday
A 30 percent chance of showers before 1pm. Cloudy through mid morning, then gradual clearing, with a high near 59. Northwest wind around 15 mph, with gusts as high as 26 mph.
Saturday Night
Mostly clear, with a low around 39. West wind 5 to 11 mph, with gusts as high as 21 mph.
Sunday
Sunny, with a high near 67.
Sunday Night
Mostly clear, with a low around 43.
Monday
Sunny, with a high near 72.
Monday Night
Mostly clear, with a low around 52.
Tuesday
Mostly sunny, with a high near 79.
Tuesday Night
Mostly clear, with a low around 57.
Wednesday
Sunny, with a high near 82.
Wednesday Night
Mostly clear, with a low around 59.
Thursday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 84.
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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:
1:26 am CDT Apr 17, 2026
Forecast Valid:
1am CDT Apr 17, 2026-6pm CDT Apr 23, 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