Current conditions at
St. Louis, Spirit Of St. Louis Airport (KSUS)
Lat: 38.66°NLon: 90.66°WElev: 463ft.
Fair
80°F
27°C
| Humidity | 24% |
| Wind Speed | W 8 mph |
| Barometer | 29.95 in (1013.8 mb) |
| Dewpoint | 40°F (4°C) |
| Visibility | 10.00 mi |
| Heat Index | 79°F (26°C) |
| Last update | 19 Mar 4:54 pm CDT |
Extended Forecast for
Weldon Spring MO
Tonight
Low: 50 °F
Mostly Clear
Friday
High: 82 °F
Sunny
Friday Night
Low: 52 °F
Partly Cloudy
Saturday
High: 82 °F
Sunny
Saturday Night
Low: 60 °F
Clear
Sunday
High: 85 °F
Mostly Sunny
Sunday Night
Low: 41 °F
Partly Cloudy
Monday
High: 59 °F
Mostly Sunny
Monday Night
Low: 40 °F
Partly Cloudy
Detailed Forecast
Tonight
Mostly clear, with a low around 50. Southwest wind 3 to 5 mph.
Friday
Sunny, with a high near 82. Southwest wind 5 to 13 mph, with gusts as high as 20 mph.
Friday Night
Partly cloudy, with a low around 52. North wind around 5 mph becoming calm in the evening.
Saturday
Sunny, with a high near 82. Calm wind becoming southwest around 5 mph in the afternoon.
Saturday Night
Clear, with a low around 60. Light south wind increasing to 5 to 9 mph in the evening.
Sunday
Mostly sunny, with a high near 85.
Sunday Night
Partly cloudy, with a low around 41.
Monday
Mostly sunny, with a high near 59.
Monday Night
Partly cloudy, with a low around 40.
Tuesday
Mostly cloudy, with a high near 61.
Tuesday Night
Mostly cloudy, with a low around 43.
Wednesday
Mostly sunny, with a high near 71.
Wednesday Night
Partly cloudy, with a low around 54.
Thursday
A 20 percent chance of rain. Mostly sunny, with a high near 77.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
Weldon Spring MO
38.72°N 90.65°W (Elev. 584 ft)
38.72°N 90.65°W (Elev. 584 ft)
4:36 pm CDT Mar 19, 2026
5pm CDT Mar 19, 2026-6pm CDT Mar 26, 2026
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