Current conditions at
St. Louis, Spirit Of St. Louis Airport (KSUS)
Lat: 38.66°NLon: 90.66°WElev: 463ft.
Fair
22°F
-6°C
| Humidity | 52% |
| Wind Speed | W 12 mph |
| Barometer | 30.16 in (1022.5 mb) |
| Dewpoint | 7°F (-14°C) |
| Visibility | 10.00 mi |
| Wind Chill | 10°F (-12°C) |
| Last update | 16 Mar 10:54 pm CDT |
Extended Forecast for
Ballwin MO
Tonight
Low: 15 °F
Mostly Clear
Tuesday
High: 37 °F
Increasing
CloudsTuesday Night
Low: 32 °F
Chance Snow
then Slight
Chance
Rain/SnowWednesday
High: 65 °F
Sunny
Wednesday Night
Low: 45 °F
Partly Cloudy
Thursday
High: 75 °F
Sunny
Thursday Night
Low: 47 °F
Mostly Clear
Friday
High: 79 °F
Mostly Sunny
Friday Night
Low: 54 °F
Partly Cloudy
Detailed Forecast
Tonight
Mostly clear, with a low around 15. Northwest wind 10 to 14 mph, with gusts as high as 24 mph.
Tuesday
Increasing clouds, with a high near 37. Northwest wind 6 to 8 mph becoming south in the afternoon.
Tuesday Night
A chance of snow before 2am, then a slight chance of rain. Cloudy, with a low around 32. Southeast wind 7 to 11 mph, with gusts as high as 23 mph. Chance of precipitation is 40%.
Wednesday
Sunny, with a high near 65. South wind 7 to 9 mph becoming west in the afternoon.
Wednesday Night
Partly cloudy, with a low around 45. Light south wind.
Thursday
Sunny, with a high near 75.
Thursday Night
Mostly clear, with a low around 47.
Friday
Mostly sunny, with a high near 79.
Friday Night
Partly cloudy, with a low around 54.
Saturday
Sunny, with a high near 80.
Saturday Night
Mostly clear, with a low around 52.
Sunday
Sunny, with a high near 73.
Sunday Night
Partly cloudy, with a low around 41.
Monday
Mostly sunny, with a high near 56.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
Ballwin MO
38.61°N 90.54°W (Elev. 597 ft)
38.61°N 90.54°W (Elev. 597 ft)
8:56 pm CDT Mar 16, 2026
11pm CDT Mar 16, 2026-6pm CDT Mar 23, 2026
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