Hazardous Weather Conditions
Current conditions at
St. Louis, Spirit Of St. Louis Airport (KSUS)
Lat: 38.66°NLon: 90.66°WElev: 463ft.
Mostly Cloudy
58°F
14°C
| Humidity | 70% |
| Wind Speed | N 17 G 28 mph |
| Barometer | 29.92 in (1012.7 mb) |
| Dewpoint | 48°F (9°C) |
| Visibility | 10.00 mi |
| Last update | 26 Mar 10:54 pm CDT |
Extended Forecast for
Weldon Spring MO
Tonight

Low: 40 °F
Rain
Friday
High: 54 °F
Chance Rain
then Mostly
SunnyFriday Night

Low: 31 °F
Mostly Clear
Saturday

High: 56 °F
Sunny
Saturday Night

Low: 41 °F
Partly Cloudy
Sunday

High: 70 °F
Partly Sunny
Sunday Night

Low: 57 °F
Partly Cloudy
Monday

High: 86 °F
Mostly Sunny
Monday Night

Low: 64 °F
Slight Chance
Rain
Detailed Forecast
Tonight
Rain and thunderstorms. Low around 40. North wind 14 to 18 mph, with gusts as high as 29 mph. Chance of precipitation is 100%.
Friday
A 30 percent chance of rain, mainly between 7am and 8am. Cloudy through mid morning, then gradual clearing, with a high near 54. North wind around 16 mph, with gusts as high as 28 mph.
Friday Night
Mostly clear, with a low around 31. North wind 6 to 11 mph becoming light after midnight. Winds could gust as high as 20 mph.
Saturday
Sunny, with a high near 56. Calm wind becoming south 5 to 8 mph in the morning.
Saturday Night
Partly cloudy, with a low around 41. South wind around 8 mph.
Sunday
Partly sunny, with a high near 70.
Sunday Night
Partly cloudy, with a low around 57.
Monday
Mostly sunny, with a high near 86.
Monday Night
A 20 percent chance of rain. Mostly cloudy, with a low around 64.
Tuesday
A 20 percent chance of rain and thunderstorms. Partly sunny, with a high near 88.
Tuesday Night
A 40 percent chance of rain and thunderstorms. Mostly cloudy, with a low around 59.
Wednesday
A 40 percent chance of rain and thunderstorms. Partly sunny, with a high near 79.
Wednesday Night
Rain and thunderstorms likely. Mostly cloudy, with a low around 56. Chance of precipitation is 60%.
Thursday
Rain likely and possibly a thunderstorm. Mostly cloudy, with a high near 73. Chance of precipitation is 60%.
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)
10:41 pm CDT Mar 26, 2026
11pm CDT Mar 26, 2026-6pm CDT Apr 2, 2026



