Current conditions at
St. Louis, Spirit Of St. Louis Airport (KSUS)
Lat: 38.66°NLon: 90.66°WElev: 463ft.
Overcast
38°F
3°C
| Humidity | 44% |
| Wind Speed | NW 8 G 20 mph |
| Barometer | 30.22 in (1023.9 mb) |
| Dewpoint | 18°F (-8°C) |
| Visibility | 10.00 mi |
| Wind Chill | 32°F (0°C) |
| Last update | 21 Feb 11:54 am CST |
Extended Forecast for
Weldon Spring MO
This Afternoon
High: 41 °F
Mostly Sunny
Tonight
Low: 21 °F
Mostly Clear
Sunday
High: 33 °F
Sunny and
BreezySunday Night
Low: 14 °F
Mostly Clear
Monday
High: 33 °F
Sunny
Monday Night
Low: 19 °F
Mostly Clear
Tuesday
High: 54 °F
Partly Sunny
Tuesday Night
Low: 40 °F
Mostly Cloudy
Wednesday
High: 62 °F
Partly Sunny
Detailed Forecast
This Afternoon
Mostly sunny, with a high near 41. Northwest wind 8 to 11 mph.
Tonight
Mostly clear, with a low around 21. Northwest wind 9 to 15 mph, with gusts as high as 25 mph.
Sunday
Sunny, with a high near 33. Breezy, with a northwest wind 15 to 20 mph, with gusts as high as 31 mph.
Sunday Night
Mostly clear, with a low around 14. Northwest wind 14 to 16 mph, with gusts as high as 26 mph.
Monday
Sunny, with a high near 33. Northwest wind 6 to 14 mph, with gusts as high as 23 mph.
Monday Night
Mostly clear, with a low around 19.
Tuesday
Partly sunny, with a high near 54.
Tuesday Night
Mostly cloudy, with a low around 40.
Wednesday
Partly sunny, with a high near 62.
Wednesday Night
A 30 percent chance of rain, mainly before midnight. Mostly cloudy, with a low around 37.
Thursday
A 20 percent chance of rain. Mostly sunny, with a high near 53.
Thursday Night
Mostly clear, with a low around 32.
Friday
Sunny, with a high near 63.
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)
11:01 am CST Feb 21, 2026
12pm CST Feb 21, 2026-6pm CST Feb 27, 2026
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