Hazardous Weather Conditions
Current conditions at
St. Charles, St. Charles County Smartt Airport (KSET)
Lat: 38.93°NLon: 90.43°WElev: 436ft.
Fair
77°F
25°C
| Humidity | 64% |
| Wind Speed | S 17 G 26 mph |
| Barometer | 29.84 in (1009.8 mb) |
| Dewpoint | 64°F (18°C) |
| Visibility | 10.00 mi |
| Heat Index | 79°F (26°C) |
| Last update | 14 Apr 9:54 pm CDT |
Extended Forecast for
3 Miles WNW Carrollton IL
Tonight
Low: 66 °F
Partly Cloudy
then Isolated
T-stormsWednesday
High: 79 °F
T-storms
LikelyWednesday Night
Low: 60 °F
Showers
Thursday
High: 78 °F
Scattered
ShowersThursday Night
Low: 58 °F
Mostly Clear
Friday
High: 85 °F
Mostly Sunny
then Chance
T-stormsFriday Night
Low: 53 °F
Chance
T-storms then
ShowersSaturday
High: 67 °F
Chance
ShowersSaturday Night
Low: 38 °F
Slight Chance
Showers
Detailed Forecast
Tonight
Isolated showers and thunderstorms after 4am. Increasing clouds, with a low around 66. Southwest wind 11 to 15 mph, with gusts as high as 24 mph. Chance of precipitation is 20%.
Wednesday
Showers and thunderstorms likely, mainly after 3pm. Mostly cloudy, with a high near 79. Southwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 60%.
Wednesday Night
Showers and thunderstorms likely before 1am, then showers and possibly a thunderstorm between 1am and 4am, then showers after 4am. Low around 60. Southwest wind around 11 mph, with gusts as high as 21 mph. Chance of precipitation is 80%.
Thursday
Scattered showers. Mostly sunny, with a high near 78. West wind 9 to 11 mph. Chance of precipitation is 50%.
Thursday Night
Mostly clear, with a low around 58. Southwest wind around 6 mph becoming south after midnight.
Friday
A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 85.
Friday Night
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1am. Low around 53. Chance of precipitation is 80%.
Saturday
A chance of showers and thunderstorms. Partly sunny, with a high near 67. Chance of precipitation is 50%.
Saturday Night
A 20 percent chance of showers before 1am. Mostly clear, with a low around 38.
Sunday
Sunny, with a high near 59.
Sunday Night
Clear, with a low around 37.
Monday
Sunny, with a high near 67.
Monday Night
Mostly clear, with a low around 45.
Tuesday
Sunny, with a high near 72.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
3 Miles WNW Carrollton IL
39.29°N 90.46°W (Elev. 607 ft)
39.29°N 90.46°W (Elev. 607 ft)
8:51 pm CDT Apr 14, 2026
10pm CDT Apr 14, 2026-6pm CDT Apr 21, 2026
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