Hazardous Weather Conditions
Current conditions at
St. Louis, Spirit Of St. Louis Airport (KSUS)
Lat: 38.66°NLon: 90.66°WElev: 463ft.
A Few Clouds
70°F
21°C
| Humidity | 97% |
| Wind Speed | Calm |
| Barometer | 29.95 in (1013.5 mb) |
| Dewpoint | 69°F (21°C) |
| Visibility | 7.00 mi |
| Last update | 13 Aug 5:54 am CDT |
Extended Forecast for
Lake St. Louis MO
Today
High: 87 °F
Mostly Sunny
Tonight
Low: 63 °F
Partly Cloudy
then Patchy
FogThursday
High: 87 °F
Patchy Fog
then SunnyThursday Night
Low: 68 °F
Mostly Clear
Friday
High: 94 °F
Sunny
Friday Night
Low: 73 °F
Mostly Clear
Saturday
High: 96 °F
Sunny
Saturday Night
Low: 74 °F
Mostly Clear
Sunday
High: 95 °F
Mostly Sunny
Detailed Forecast
Today
Mostly sunny, with a high near 87. Calm wind becoming north around 6 mph in the afternoon.
Tonight
Patchy fog after 5am. Otherwise, partly cloudy, with a low around 63. Light north wind.
Thursday
Patchy fog before 8am. Otherwise, mostly sunny, with a high near 87. Light northeast wind.
Thursday Night
Mostly clear, with a low around 68. Light southeast wind.
Friday
Sunny, with a high near 94. Light southeast wind.
Friday Night
Mostly clear, with a low around 73.
Saturday
Sunny, with a high near 96.
Saturday Night
Mostly clear, with a low around 74.
Sunday
Mostly sunny, with a high near 95.
Sunday Night
Partly cloudy, with a low around 73.
Monday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 93.
Monday Night
Partly cloudy, with a low around 72.
Tuesday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 91.
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)
6:16 am CDT Aug 13, 2025
6am CDT Aug 13, 2025-6pm CDT Aug 19, 2025
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