Hazardous Weather Conditions
Current conditions at
St. Charles, St. Charles County Smartt Airport (KSET)
Lat: 38.93°NLon: 90.43°WElev: 436ft.
Fair
67°F
19°C
| Humidity | 39% |
| Wind Speed | S 14 mph |
| Barometer | 30.17 in (1021.6 mb) |
| Dewpoint | 41°F (5°C) |
| Visibility | 10.00 mi |
| Last update | 8 Apr 11:54 am CDT |
Extended Forecast for
4 Miles SSW Hardin IL
This Afternoon

High: 73 °F
Mostly Sunny
Tonight

Low: 55 °F
Mostly Clear
Thursday

High: 77 °F
Mostly Sunny
Thursday Night
Low: 59 °F
Partly Cloudy
then Chance
ShowersFriday

High: 66 °F
Showers
Friday Night

Low: 52 °F
Chance
ShowersSaturday

High: 71 °F
Chance
ShowersSaturday Night

Low: 59 °F
Partly Cloudy
Sunday
High: 77 °F
Partly Sunny
then Slight
Chance
T-storms
Detailed Forecast
This Afternoon
Mostly sunny, with a high near 73. South wind 9 to 15 mph, with gusts as high as 28 mph.
Tonight
Mostly clear, with a low around 55. South wind around 10 mph, with gusts as high as 21 mph.
Thursday
Mostly sunny, with a high near 77. Southwest wind around 8 mph.
Thursday Night
A chance of showers between 1am and 4am, then a chance of showers and thunderstorms after 4am. Increasing clouds, with a low around 59. South wind 6 to 11 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.
Friday
Showers and possibly a thunderstorm. High near 66. Southwest wind 6 to 8 mph becoming north in the afternoon. Chance of precipitation is 80%.
Friday Night
A chance of showers and thunderstorms before 10pm, then a chance of showers between 10pm and 1am, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 52. Chance of precipitation is 40%.
Saturday
A chance of showers, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 71. Chance of precipitation is 30%.
Saturday Night
Partly cloudy, with a low around 59.
Sunday
A 20 percent chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 77.
Sunday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 64. Chance of precipitation is 60%.
Monday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 81.
Monday Night
Showers and thunderstorms likely. Mostly cloudy, with a low around 64. Chance of precipitation is 60%.
Tuesday
Showers and thunderstorms likely. Partly sunny, with a high near 78. Chance of precipitation is 60%.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
4 Miles SSW Hardin IL
39.1°N 90.64°W (Elev. 758 ft)
39.1°N 90.64°W (Elev. 758 ft)
12:01 pm CDT Apr 8, 2026
12pm CDT Apr 8, 2026-6pm CDT Apr 14, 2026



