Hazardous Weather Conditions
Current conditions at
St. Charles, St. Charles County Smartt Airport (KSET)
Lat: 38.93°NLon: 90.43°WElev: 436ft.
Fair
70°F
21°C
| Humidity | 90% |
| Wind Speed | N 8 mph |
| Barometer | 30.04 in (1016.8 mb) |
| Dewpoint | 67°F (19°C) |
| Visibility | 10.00 mi |
| Last update | 20 Aug 6:54 am CDT |
Extended Forecast for
4 Miles W Jerseyville IL
Today
High: 85 °F
Mostly Sunny
Tonight
Low: 63 °F
Mostly Clear
Thursday
High: 82 °F
Mostly Sunny
Thursday Night
Low: 63 °F
Mostly Clear
Friday
High: 84 °F
Sunny
Friday Night
Low: 65 °F
Mostly Clear
Saturday
High: 85 °F
Mostly Sunny
Saturday Night
Low: 60 °F
Mostly Clear
Sunday
High: 78 °F
Sunny
Detailed Forecast
Today
Mostly sunny, with a high near 85. Northeast wind 5 to 8 mph.
Tonight
Mostly clear, with a low around 63. Northeast wind around 7 mph.
Thursday
Mostly sunny, with a high near 82. Northeast wind 6 to 9 mph.
Thursday Night
Mostly clear, with a low around 63. Northeast wind around 6 mph becoming calm after midnight.
Friday
Sunny, with a high near 84. Calm wind becoming north around 5 mph in the afternoon.
Friday Night
Mostly clear, with a low around 65.
Saturday
Mostly sunny, with a high near 85.
Saturday Night
Mostly clear, with a low around 60.
Sunday
Sunny, with a high near 78.
Sunday Night
Mostly clear, with a low around 55.
Monday
Sunny, with a high near 74.
Monday Night
Partly cloudy, with a low around 53.
Tuesday
Mostly sunny, with a high near 73.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
4 Miles W Jerseyville IL
39.11°N 90.41°W (Elev. 617 ft)
39.11°N 90.41°W (Elev. 617 ft)
5:36 am CDT Aug 20, 2025
7am CDT Aug 20, 2025-6pm CDT Aug 26, 2025
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