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Current conditions at
St. Louis, Spirit Of St. Louis Airport (KSUS)
Lat: 38.66°NLon: 90.66°WElev: 463ft.
Fair
39°F
4°C
| Humidity | 57% |
| Wind Speed | NE 6 mph |
| Barometer | 30.14 in (1021.2 mb) |
| Dewpoint | 25°F (-4°C) |
| Visibility | 10.00 mi |
| Wind Chill | 35°F (2°C) |
| Last update | 2 Feb 4:54 pm CST |
Extended Forecast for
Weldon Spring MO
Tonight
Low: 29 °F
Mostly Cloudy
then Slight
Chance
Freezing RainTuesday
High: 34 °F
Slight Chance
Wintry Mix
then Partly
SunnyTuesday Night

Low: 17 °F
Mostly Cloudy
Wednesday

High: 31 °F
Mostly Sunny
Wednesday Night

Low: 17 °F
Mostly Clear
Thursday

High: 43 °F
Mostly Sunny
Thursday Night

Low: 33 °F
Mostly Clear
Friday

High: 50 °F
Sunny
Friday Night

Low: 23 °F
Mostly Clear
Detailed Forecast
Tonight
A slight chance of freezing rain after 4am. Mostly cloudy, with a low around 29. Light northeast wind. Chance of precipitation is 20%.
Tuesday
A slight chance of snow and freezing rain before 9am, then a slight chance of freezing rain between 9am and 10am. Mostly cloudy, with a high near 34. North wind 5 to 9 mph. Chance of precipitation is 20%.
Tuesday Night
Mostly cloudy, with a low around 17. North wind around 5 mph becoming calm in the evening.
Wednesday
Mostly sunny, with a high near 31. Calm wind becoming north around 6 mph.
Wednesday Night
Mostly clear, with a low around 17. Calm wind.
Thursday
Mostly sunny, with a high near 43.
Thursday Night
Mostly clear, with a low around 33.
Friday
Sunny, with a high near 50.
Friday Night
Mostly clear, with a low around 23.
Saturday
Mostly sunny, with a high near 39.
Saturday Night
Partly cloudy, with a low around 25.
Sunday
Mostly sunny, with a high near 45.
Sunday Night
Partly cloudy, with a low around 26.
Monday
Mostly sunny, with a high near 49.
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)
4:46 pm CST Feb 2, 2026
5pm CST Feb 2, 2026-6pm CST Feb 9, 2026


