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

78°F

26°C

Humidity 52%
Wind Speed SE 10 mph
Barometer 29.76 in (1007.6 mb)
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Heat Index79°F (26°C)
Last update 17 Oct 5:54 pm CDT
Extended Forecast for

3 Miles SE Golden Eagle IL

  • Tonight

    Tonight: Mostly clear, with a low around 63. South wind 7 to 9 mph.

    Low: 63 °F

    Mostly Clear

  • Saturday

    Saturday: Showers and thunderstorms likely, then showers and possibly a thunderstorm after 2pm. Some of the storms could produce heavy rainfall. High near 75. Southwest wind 6 to 11 mph, with gusts as high as 22 mph. Chance of precipitation is 80%.

    High: 75 °F

    Heavy Rain

  • Saturday Night

    Saturday Night: Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Low around 49. Breezy, with a southwest wind 7 to 12 mph becoming northwest 15 to 20 mph after midnight. Winds could gust as high as 31 mph. Chance of precipitation is 90%.

    Low: 49 °F

    Heavy Rain
    and Breezy

  • Sunday

    Sunday: Partly sunny, then gradually becoming sunny, with a high near 64. Northwest wind 15 to 18 mph, with gusts as high as 30 mph.

    High: 64 °F

    Becoming
    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 45. West wind 5 to 7 mph becoming light and variable.

    Low: 45 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 74.

    High: 74 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 49.

    Low: 49 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 63.

    High: 63 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 40.

    Low: 40 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 63. South wind 7 to 9 mph.
Saturday
Showers and thunderstorms likely, then showers and possibly a thunderstorm after 2pm. Some of the storms could produce heavy rainfall. High near 75. Southwest wind 6 to 11 mph, with gusts as high as 22 mph. Chance of precipitation is 80%.
Saturday Night
Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Low around 49. Breezy, with a southwest wind 7 to 12 mph becoming northwest 15 to 20 mph after midnight. Winds could gust as high as 31 mph. Chance of precipitation is 90%.
Sunday
Partly sunny, then gradually becoming sunny, with a high near 64. Northwest wind 15 to 18 mph, with gusts as high as 30 mph.
Sunday Night
Clear, with a low around 45. West wind 5 to 7 mph becoming light and variable.
Monday
Sunny, with a high near 74.
Monday Night
Mostly clear, with a low around 49.
Tuesday
Sunny, with a high near 63.
Tuesday Night
Mostly clear, with a low around 40.
Wednesday
Sunny, with a high near 65.
Wednesday Night
A 20 percent chance of showers. Partly cloudy, with a low around 47.
Thursday
A 30 percent chance of showers. Mostly sunny, with a high near 71.
Thursday Night
A 20 percent chance of showers. Partly cloudy, with a low around 45.
Friday
Mostly sunny, with a high near 67.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SE Golden Eagle IL
 38.85°N 90.53°W (Elev. 427 ft)
Last Update:
5:51 pm CDT Oct 17, 2025
Forecast Valid:
6pm CDT Oct 17, 2025-6pm CDT Oct 24, 2025
 
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