Hazardous Weather Conditions
Current conditions at
St. Charles, St. Charles County Smartt Airport (KSET)
Lat: 38.93°NLon: 90.43°WElev: 436ft.
Fair and Breezy
92°F
33°C
| Humidity | 33% |
| Wind Speed | SW 23 G 30 mph |
| Barometer | 29.71 in (1005.4 mb) |
| Dewpoint | 59°F (15°C) |
| Visibility | 10.00 mi |
| Heat Index | 91°F (33°C) |
| Last update | 26 Mar 1:54 pm CDT |
Extended Forecast for
4 Miles SW Carrollton IL
This Afternoon

High: 91 °F
Mostly Sunny
and BreezyTonight

Low: 37 °F
T-storms and
BreezyFriday

High: 52 °F
Decreasing
CloudsFriday Night

Low: 28 °F
Mostly Clear
Saturday

High: 55 °F
Sunny
Saturday Night

Low: 41 °F
Mostly Cloudy
Sunday

High: 67 °F
Partly Sunny
Sunday Night

Low: 55 °F
Partly Cloudy
Monday

High: 83 °F
Mostly Sunny
Detailed Forecast
This Afternoon
Mostly sunny, with a high near 91. Breezy, with a southwest wind 15 to 21 mph, with gusts as high as 31 mph.
Tonight
Showers and thunderstorms before 3am, then showers likely and possibly a thunderstorm between 3am and 4am, then a chance of showers after 4am. Low around 37. Breezy, with a southwest wind 10 to 15 mph becoming north 18 to 23 mph in the evening. Winds could gust as high as 36 mph. Chance of precipitation is 90%.
Friday
Mostly cloudy, then gradually becoming sunny, with a high near 52. North wind 16 to 18 mph, with gusts as high as 28 mph.
Friday Night
Mostly clear, with a low around 28. North wind 6 to 11 mph, with gusts as high as 20 mph.
Saturday
Sunny, with a high near 55. Light and variable wind becoming south 5 to 9 mph in the morning.
Saturday Night
Mostly cloudy, with a low around 41.
Sunday
Partly sunny, with a high near 67.
Sunday Night
Partly cloudy, with a low around 55.
Monday
Mostly sunny, with a high near 83.
Monday Night
A 30 percent chance of rain, mainly after 1am. Mostly cloudy, with a low around 62.
Tuesday
A 30 percent chance of rain and thunderstorms. Partly sunny, with a high near 85.
Tuesday Night
A 40 percent chance of rain and thunderstorms. Mostly cloudy, with a low around 56.
Wednesday
A 50 percent chance of rain and thunderstorms. Mostly cloudy, with a high near 76.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
4 Miles SW Carrollton IL
39.25°N 90.46°W (Elev. 600 ft)
39.25°N 90.46°W (Elev. 600 ft)
1:36 pm CDT Mar 26, 2026
2pm CDT Mar 26, 2026-6pm CDT Apr 1, 2026



