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.

A Few Clouds

82°F

28°C

Humidity 65%
Wind Speed N 9 mph
Barometer 30.08 in (1018.2 mb)
Dewpoint 69°F (21°C)
Visibility 10.00 mi
Heat Index85°F (29°C)
Last update 7 Jul 9:54 am CDT
Extended Forecast for

3 Miles SE Golden Eagle IL

  • Today

    Today: A slight chance of showers and thunderstorms between 3pm and 4pm. Mostly sunny, with a high near 87. North wind around 7 mph. Chance of precipitation is 20%.

    High: 87 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Tonight

    Tonight: Mostly clear, with a low around 69. Northeast wind around 6 mph becoming calm in the evening.

    Low: 69 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 90. Light and variable wind.

    High: 90 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 72. Light south wind.

    Low: 72 °F

    Mostly Clear

  • Thursday

    Thursday: A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 94. Southwest wind 3 to 7 mph.

    High: 94 °F

    Sunny then
    Slight Chance
    T-storms

  • Thursday Night

    Thursday Night: Showers and thunderstorms likely, mainly after 1am. Mostly cloudy, with a low around 74. Chance of precipitation is 60%.

    Low: 74 °F

    T-storms
    Likely

  • Friday

    Friday: A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 91.

    High: 91 °F

    Chance
    T-storms

  • Friday Night

    Friday Night: Showers and thunderstorms likely. Mostly cloudy, with a low around 72. Chance of precipitation is 60%.

    Low: 72 °F

    T-storms
    Likely

  • Saturday

    Saturday: A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 89.

    High: 89 °F

    Chance
    T-storms

Detailed Forecast

Today
A slight chance of showers and thunderstorms between 3pm and 4pm. Mostly sunny, with a high near 87. North wind around 7 mph. Chance of precipitation is 20%.
Tonight
Mostly clear, with a low around 69. Northeast wind around 6 mph becoming calm in the evening.
Wednesday
Sunny, with a high near 90. Light and variable wind.
Wednesday Night
Mostly clear, with a low around 72. Light south wind.
Thursday
A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 94. Southwest wind 3 to 7 mph.
Thursday Night
Showers and thunderstorms likely, mainly after 1am. Mostly cloudy, with a low around 74. Chance of precipitation is 60%.
Friday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 91.
Friday Night
Showers and thunderstorms likely. Mostly cloudy, with a low around 72. Chance of precipitation is 60%.
Saturday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 89.
Saturday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 71.
Sunday
Mostly sunny, with a high near 90.
Sunday Night
Mostly clear, with a low around 71.
Monday
Sunny, with a high near 92.
Basemap Options
Click map to change the forecast location
Loading map...
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:
7:46 am CDT Jul 7, 2026
Forecast Valid:
10am CDT Jul 7, 2026-6pm CDT Jul 13, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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