
Areas of Hazardous Weather This Weekend
A series of cold fronts from North Pacific storms will bring periods of gusty winds, low elevation rainfall, and high elevation snow to the Pacific Northwest this weekend into next week. Heavy to excessive rainfall may produce areas of flooding over southern Texas this weekend. Read More >
Current conditions at
St. Charles, St. Charles County Smartt Airport (KSET)
Lat: 38.93°NLon: 90.43°WElev: 436ft.
Fair
45°F
7°C
| Humidity | 74% |
| Wind Speed | Vrbl 5 mph |
| Barometer | 30.28 in (1025.5 mb) |
| Dewpoint | 37°F (3°C) |
| Visibility | 10.00 mi |
| Wind Chill | 42°F (6°C) |
| Last update | 7 Nov 10:54 am CST |
Extended Forecast for
3 Miles NW Grafton IL
Today

High: 53 °F
Partly Sunny
Tonight
Low: 36 °F
Mostly Clear
then Patchy
FogSunday
High: 61 °F
Areas Fog
then SunnySunday Night

Low: 40 °F
Mostly Clear
Monday

High: 67 °F
Sunny
Monday Night

Low: 47 °F
Clear
Tuesday

High: 68 °F
Sunny
Tuesday Night

Low: 46 °F
Mostly Clear
Veterans Day

High: 64 °F
Mostly Sunny
Detailed Forecast
Today
Partly sunny, with a high near 53. Light and variable wind.
Tonight
Patchy fog after 3am. Otherwise, mostly cloudy, then gradually becoming clear, with a low around 36. Calm wind becoming southwest around 6 mph after midnight.
Sunday
Areas of fog before 9am. Otherwise, sunny, with a high near 61. West wind 6 to 9 mph.
Sunday Night
Mostly clear, with a low around 40. West wind around 6 mph becoming calm in the evening.
Monday
Sunny, with a high near 67. Calm wind becoming southwest 5 to 7 mph in the afternoon.
Monday Night
Clear, with a low around 47.
Tuesday
Sunny, with a high near 68.
Tuesday Night
Mostly clear, with a low around 46.
Veterans Day
Mostly sunny, with a high near 64.
Wednesday Night
Partly cloudy, with a low around 44.
Thursday
A 20 percent chance of rain. Mostly sunny, with a high near 55.
Thursday Night
Partly cloudy, with a low around 38.
Friday
Mostly sunny, with a high near 51.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
3 Miles NW Grafton IL
39°N 90.47°W (Elev. 801 ft)
39°N 90.47°W (Elev. 801 ft)
10:41 am CST Nov 7, 2026
11am CST Nov 7, 2026-6pm CST Nov 13, 2026


