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
74°F
23°C
| Humidity | 71% |
| Wind Speed | S 8 G 18 mph |
| Barometer | 29.98 in (1014.4 mb) |
| Dewpoint | 64°F (18°C) |
| Visibility | 10.00 mi |
| Last update | 3 Apr 9:54 am CDT |
Extended Forecast for
Weldon Spring MO
Today

High: 81 °F
Chance
T-stormsTonight
Low: 56 °F
Chance
T-storms then
ShowersSaturday
High: 60 °F
Showers
Likely then
Chance
ShowersSaturday Night

Low: 39 °F
Partly Cloudy
Sunday

High: 59 °F
Sunny
Sunday Night

Low: 39 °F
Clear
Monday

High: 60 °F
Sunny
Monday Night

Low: 35 °F
Mostly Cloudy
Tuesday

High: 55 °F
Mostly Sunny
Detailed Forecast
Today
A 30 percent chance of showers and thunderstorms, mainly between 1pm and 3pm. Partly sunny, with a high near 81. South wind 7 to 14 mph, with gusts as high as 25 mph.
Tonight
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after midnight. Low around 56. South wind around 11 mph becoming west after midnight. Winds could gust as high as 24 mph. Chance of precipitation is 100%.
Saturday
Showers likely and possibly a thunderstorm before 10am, then a chance of showers between 10am and 1pm. Mostly cloudy, with a high near 60. West wind 9 to 16 mph, with gusts as high as 25 mph. Chance of precipitation is 60%.
Saturday Night
Partly cloudy, with a low around 39. Northwest wind 7 to 13 mph, with gusts as high as 23 mph.
Sunday
Sunny, with a high near 59. Northwest wind 7 to 10 mph, with gusts as high as 20 mph.
Sunday Night
Clear, with a low around 39.
Monday
Sunny, with a high near 60.
Monday Night
Mostly cloudy, with a low around 35.
Tuesday
Mostly sunny, with a high near 55.
Tuesday Night
Partly cloudy, with a low around 40.
Wednesday
Partly sunny, with a high near 72.
Wednesday Night
Partly cloudy, with a low around 53.
Thursday
A 20 percent chance of showers. Mostly sunny, with a high near 76.
Additional Forecasts and Information
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ABOUT 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)
8:31 am CDT Apr 3, 2026
10am CDT Apr 3, 2026-6pm CDT Apr 9, 2026



