Current conditions at
St. Charles, St. Charles County Smartt Airport (KSET)
Lat: 38.93°NLon: 90.43°WElev: 436ft.
Fair
74°F
23°C
| Humidity | 54% |
| Wind Speed | NE 9 mph |
| Barometer | 30.15 in (1020.4 mb) |
| Dewpoint | 56°F (13°C) |
| Visibility | 10.00 mi |
| Last update | 3 Aug 10:54 am CDT |
Extended Forecast for
Hardin ILSimilar City Names
Today
High: 80 °F
Mostly Sunny
Tonight
Low: 63 °F
Mostly Cloudy
Monday
High: 81 °F
Partly Sunny
then Slight
Chance
T-stormsMonday Night
Low: 66 °F
Partly Cloudy
Tuesday
High: 83 °F
Mostly Sunny
then Slight
Chance
T-stormsTuesday Night
Low: 67 °F
Mostly Clear
Wednesday
High: 86 °F
Mostly Sunny
Wednesday Night
Low: 69 °F
Mostly Clear
Thursday
High: 88 °F
Sunny
Detailed Forecast
Today
Mostly sunny, with a high near 80. Northeast wind around 7 mph.
Tonight
Mostly cloudy, with a low around 63. Northeast wind 3 to 5 mph.
Monday
A 20 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 81. East wind 3 to 6 mph.
Monday Night
Partly cloudy, with a low around 66. Northeast wind around 5 mph becoming calm in the evening.
Tuesday
A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 83. Light east wind.
Tuesday Night
Mostly clear, with a low around 67.
Wednesday
Mostly sunny, with a high near 86.
Wednesday Night
Mostly clear, with a low around 69.
Thursday
Sunny, with a high near 88.
Thursday Night
Mostly clear, with a low around 71.
Friday
Sunny, with a high near 90.
Friday Night
Mostly clear, with a low around 73.
Saturday
Sunny, with a high near 92.
Additional Forecasts and Information
Basemap Options
Click map to change the forecast location
Loading map...
Forecast AreaABOUT THIS FORECAST
Point Forecast:
Hardin ILSimilar City Names
39.14°N 90.61°W (Elev. 427 ft)
39.14°N 90.61°W (Elev. 427 ft)
5:26 am CDT Aug 3, 2025
11am CDT Aug 3, 2025-6pm CDT Aug 9, 2025
Additional Resources
Radar & Satellite Image
Hourly Weather Forecast
