Current conditions at
St. Louis, Spirit Of St. Louis Airport (KSUS)
Lat: 38.66°NLon: 90.66°WElev: 463ft.
Fair
49°F
9°C
| Humidity | 71% |
| Wind Speed | W 10 G 22 mph |
| Barometer | 30.23 in (1023.4 mb) |
| Dewpoint | 40°F (4°C) |
| Visibility | 10.00 mi |
| Wind Chill | 45°F (7°C) |
| Last update | 16 Oct 7:54 am CDT |
Extended Forecast for
Byrnes Mill MO
Today
High: 53 °F
Increasing
CloudsTonight
Low: 38 °F
Decreasing
CloudsSaturday
High: 59 °F
Sunny
Saturday Night
Low: 34 °F
Clear
Sunday
High: 65 °F
Sunny
Sunday Night
Low: 38 °F
Mostly Clear
Monday
High: 72 °F
Mostly Sunny
Monday Night
Low: 40 °F
Partly Cloudy
Tuesday
High: 75 °F
Sunny
Detailed Forecast
Today
Increasing clouds, with a high near 53. Northwest wind 10 to 15 mph, with gusts as high as 31 mph.
Tonight
Cloudy, then gradually becoming partly cloudy, with a low around 38. North wind 6 to 11 mph, with gusts as high as 28 mph.
Saturday
Sunny, with a high near 59. Light northeast wind.
Saturday Night
Clear, with a low around 34. Calm wind.
Sunday
Sunny, with a high near 65. Light south wind.
Sunday Night
Mostly clear, with a low around 38.
Monday
Mostly sunny, with a high near 72.
Monday Night
Partly cloudy, with a low around 40.
Tuesday
Sunny, with a high near 75.
Tuesday Night
Mostly clear, with a low around 44.
Wednesday
Sunny, with a high near 78.
Wednesday Night
Mostly clear, with a low around 47.
Thursday
Sunny, with a high near 80.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
Byrnes Mill MO
38.45°N 90.58°W (Elev. 525 ft)
38.45°N 90.58°W (Elev. 525 ft)
8:11 am CDT Oct 16, 2026
8am CDT Oct 16, 2026-6pm CDT Oct 22, 2026
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