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Current conditions at
St. Louis, Spirit Of St. Louis Airport (KSUS)
Lat: 38.66°NLon: 90.66°WElev: 463ft.
Fair
27°F
-3°C
| Humidity | 61% |
| Wind Speed | Vrbl 7 mph |
| Barometer | 30.48 in (1033.0 mb) |
| Dewpoint | 15°F (-9°C) |
| Visibility | 10.00 mi |
| Wind Chill | 19°F (-7°C) |
| Last update | 11 Jan 8:54 am CST |
Extended Forecast for
Lake St. Louis MO
Today
High: 40 °F
Sunny
Tonight
Low: 25 °F
Mostly Clear
Monday
High: 52 °F
Sunny
Monday Night
Low: 37 °F
Partly Cloudy
Tuesday
High: 59 °F
Partly Sunny
Tuesday Night
Low: 37 °F
Mostly Cloudy
Wednesday
High: 43 °F
Partly Sunny
Wednesday Night
Low: 19 °F
Partly Cloudy
Thursday
High: 39 °F
Mostly Sunny
Detailed Forecast
Today
Sunny, with a high near 40. Northwest wind 5 to 9 mph.
Tonight
Mostly clear, with a low around 25. Southwest wind 3 to 8 mph.
Monday
Sunny, with a high near 52. West wind 5 to 9 mph.
Monday Night
Partly cloudy, with a low around 37. Light southwest wind increasing to 5 to 9 mph in the evening.
Tuesday
Partly sunny, with a high near 59. West wind 9 to 14 mph, with gusts as high as 25 mph.
Tuesday Night
Mostly cloudy, with a low around 37.
Wednesday
Partly sunny, with a high near 43.
Wednesday Night
Partly cloudy, with a low around 19.
Thursday
Mostly sunny, with a high near 39.
Thursday Night
Mostly cloudy, with a low around 28.
Friday
Mostly cloudy, with a high near 42.
Friday Night
Mostly cloudy, with a low around 23.
Saturday
Partly sunny, with a high near 32.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
Lake St. Louis MO
38.79°N 90.79°W (Elev. 512 ft)
38.79°N 90.79°W (Elev. 512 ft)
8:37 am CST Jan 11, 2026
9am CST Jan 11, 2026-6pm CST Jan 17, 2026
Additional Resources
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