Current conditions at
St. Louis Lambert International Airport (KSTL)
Lat: 38.75°NLon: 90.37°WElev: 604ft.
Fair
49°F
9°C
| Humidity | 83% |
| Wind Speed | SW 9 mph |
| Barometer | 29.89 in (1012.1 mb) |
| Dewpoint | 44°F (7°C) |
| Visibility | 10.00 mi |
| Wind Chill | 45°F (7°C) |
| Last update | 5 Nov 7:51 am CST |
Extended Forecast for
Saint Charles MO
Today
High: 61 °F
Increasing
CloudsTonight
Low: 46 °F
Slight Chance
Drizzle then
CloudyFriday
High: 54 °F
Becoming
SunnyFriday Night
Low: 34 °F
Mostly Clear
Saturday
High: 54 °F
Mostly Sunny
Saturday Night
Low: 35 °F
Mostly Clear
Sunday
High: 60 °F
Sunny
Sunday Night
Low: 39 °F
Clear
Monday
High: 66 °F
Sunny
Detailed Forecast
Today
Increasing clouds, with a high near 61. West wind 9 to 13 mph, with gusts as high as 21 mph.
Tonight
A slight chance of drizzle between 7pm and 10pm. Cloudy, with a low around 46. Northwest wind around 8 mph.
Friday
Mostly cloudy through mid morning, then gradual clearing, with a high near 54. North wind 6 to 10 mph.
Friday Night
Mostly clear, with a low around 34. North wind around 5 mph becoming calm in the evening.
Saturday
Mostly sunny, with a high near 54. Calm wind.
Saturday Night
Mostly clear, with a low around 35.
Sunday
Sunny, with a high near 60.
Sunday Night
Clear, with a low around 39.
Monday
Sunny, with a high near 66.
Monday Night
Clear, with a low around 43.
Tuesday
Sunny, with a high near 66.
Tuesday Night
Mostly clear, with a low around 44.
Veterans Day
Mostly sunny, with a high near 66.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
Saint Charles MO
38.78°N 90.54°W (Elev. 515 ft)
38.78°N 90.54°W (Elev. 515 ft)
5:57 am CST Nov 5, 2026
8am CST Nov 5, 2026-6pm CST Nov 11, 2026
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