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Current conditions at
St. Louis Lambert International Airport (KSTL)
Lat: 38.75°NLon: 90.37°WElev: 604ft.
Mostly Cloudy
36°F
2°C
| Humidity | 48% |
| Wind Speed | SW 9 mph |
| Barometer | 30.50 in (1034.1 mb) |
| Dewpoint | 18°F (-8°C) |
| Visibility | 10.00 mi |
| Wind Chill | 29°F (-2°C) |
| Last update | 11 Jan 4:51 pm CST |
Extended Forecast for
Saint Charles MO
Tonight
Low: 28 °F
Clear
Monday
High: 51 °F
Sunny
Monday Night
Low: 38 °F
Mostly Clear
Tuesday
High: 59 °F
Increasing
CloudsTuesday Night
Low: 38 °F
Slight Chance
Rain then
Mostly CloudyWednesday
High: 42 °F
Mostly Cloudy
then Mostly
Cloudy and
BreezyWednesday Night
Low: 19 °F
Partly Cloudy
Thursday
High: 34 °F
Mostly Sunny
Thursday Night
Low: 29 °F
Mostly Cloudy
Detailed Forecast
Tonight
Clear, with a low around 28. Southwest wind 5 to 7 mph.
Monday
Sunny, with a high near 51. Southwest wind 6 to 9 mph.
Monday Night
Mostly clear, with a low around 38. Southwest wind 5 to 8 mph.
Tuesday
Increasing clouds, with a high near 59. West wind 9 to 13 mph, with gusts as high as 24 mph.
Tuesday Night
A 20 percent chance of rain before midnight. Mostly cloudy, with a low around 38. West wind 8 to 11 mph, with gusts as high as 20 mph.
Wednesday
Mostly cloudy, with a high near 42. Breezy.
Wednesday Night
Partly cloudy, with a low around 19.
Thursday
Mostly sunny, with a high near 34.
Thursday Night
Mostly cloudy, with a low around 29.
Friday
Partly sunny, with a high near 42.
Friday Night
Mostly cloudy, with a low around 24.
Saturday
Mostly cloudy, with a high near 31.
Saturday Night
Partly cloudy, with a low around 16.
Sunday
Mostly sunny, with a high near 32.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
Saint Charles MO
38.78°N 90.51°W (Elev. 597 ft)
38.78°N 90.51°W (Elev. 597 ft)
4:36 pm CST Jan 11, 2026
5pm CST Jan 11, 2026-6pm CST Jan 18, 2026
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