Hazardous Weather Conditions
Current conditions at
St. Charles, St. Charles County Smartt Airport (KSET)
Lat: 38.93°NLon: 90.43°WElev: 436ft.
Fair
75°F
24°C
| Humidity | 90% |
| Wind Speed | Calm |
| Barometer | 29.98 in (1014.7 mb) |
| Dewpoint | 72°F (22°C) |
| Visibility | 9.00 mi |
| Last update | 19 Aug 6:54 am CDT |
Extended Forecast for
3 Miles WSW Fieldon IL
Today
High: 91 °F
Slight Chance
T-stormsTonight
Low: 71 °F
Partly Cloudy
Wednesday
High: 85 °F
Mostly Sunny
Wednesday Night
Low: 65 °F
Mostly Clear
Thursday
High: 83 °F
Sunny
Thursday Night
Low: 64 °F
Clear
Friday
High: 85 °F
Sunny
Friday Night
Low: 66 °F
Mostly Clear
Saturday
High: 84 °F
Mostly Sunny
Detailed Forecast
Today
A 20 percent chance of showers and thunderstorms. Sunny, with a high near 91. Heat index values as high as 101. Calm wind becoming north 5 to 8 mph in the morning.
Tonight
Partly cloudy, with a low around 71. North wind 3 to 7 mph.
Wednesday
Mostly sunny, with a high near 85. Northeast wind 5 to 9 mph.
Wednesday Night
Mostly clear, with a low around 65. Northeast wind 5 to 7 mph.
Thursday
Sunny, with a high near 83. Northeast wind 5 to 8 mph.
Thursday Night
Clear, with a low around 64.
Friday
Sunny, with a high near 85.
Friday Night
Mostly clear, with a low around 66.
Saturday
Mostly sunny, with a high near 84.
Saturday Night
Mostly clear, with a low around 61.
Sunday
Sunny, with a high near 79.
Sunday Night
Mostly clear, with a low around 57.
Monday
Mostly sunny, with a high near 75.
Additional Forecasts and Information
Basemap Options
Click map to change the forecast location
Loading map...
Forecast AreaABOUT THIS FORECAST
Point Forecast:
3 Miles WSW Fieldon IL
39.09°N 90.55°W (Elev. 528 ft)
39.09°N 90.55°W (Elev. 528 ft)
5:51 am CDT Aug 19, 2025
7am CDT Aug 19, 2025-6pm CDT Aug 25, 2025
Additional Resources
Radar & Satellite Image
Hourly Weather Forecast
