
Inclement Weather in the Pacific Northwest; Heavy Rain and Thunderstorms in Southern Texas
A series of cold fronts will continue to bring periods of gusty winds, low elevation rainfall, and high elevation snow to the Pacific Northwest this week. Heavy to excessive rainfall may produce areas of flooding over southern Texas through Monday morning. Read More >
Current conditions at
St. Charles, St. Charles County Smartt Airport (KSET)
Lat: 38.93°NLon: 90.43°WElev: 436ft.
Fair
64°F
18°C
| Humidity | 54% |
| Wind Speed | S 5 mph |
| Barometer | 30.14 in (1020.5 mb) |
| Dewpoint | 47°F (8°C) |
| Visibility | 10.00 mi |
| Last update | 9 Nov 11:54 am CST |
Extended Forecast for
Grafton IL
This Afternoon

High: 70 °F
Sunny
Tonight

Low: 44 °F
Clear
Tuesday

High: 70 °F
Sunny
Tuesday Night

Low: 45 °F
Mostly Clear
Veterans Day
High: 67 °F
Partly Sunny
then Showers
LikelyWednesday Night
Low: 42 °F
Slight Chance
T-storms then
Partly CloudyThursday
High: 52 °F
Mostly Sunny
then Partly
Sunny and
BreezyThursday Night

Low: 33 °F
Partly Cloudy
Friday

High: 46 °F
Sunny
Detailed Forecast
This Afternoon
Sunny, with a high near 70. Southwest wind 5 to 7 mph.
Tonight
Clear, with a low around 44. West wind 3 to 5 mph.
Tuesday
Sunny, with a high near 70. Northwest wind around 5 mph becoming calm in the afternoon.
Tuesday Night
Mostly clear, with a low around 45. Calm wind.
Veterans Day
Showers likely and possibly a thunderstorm between noon and 3pm, then showers likely after 3pm. Partly sunny, with a high near 67. Light and variable wind becoming west 11 to 16 mph in the morning. Chance of precipitation is 60%.
Wednesday Night
A slight chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and midnight. Mostly cloudy, with a low around 42. Chance of precipitation is 20%.
Thursday
Partly sunny, with a high near 52. Breezy.
Thursday Night
Partly cloudy, with a low around 33.
Friday
Sunny, with a high near 46.
Friday Night
Mostly clear, with a low around 30.
Saturday
Sunny, with a high near 52.
Saturday Night
Mostly clear, with a low around 36.
Sunday
Sunny, with a high near 60.
Additional Forecasts and Information
Basemap Options
Click map to change the forecast location
Loading map...
ABOUT THIS FORECAST
Point Forecast:
Grafton IL
38.96°N 90.44°W (Elev. 413 ft)
38.96°N 90.44°W (Elev. 413 ft)
11:06 am CST Nov 9, 2026
12pm CST Nov 9, 2026-6pm CST Nov 15, 2026


