Current conditions at
St. Louis, Spirit Of St. Louis Airport (KSUS)
Lat: 38.66°NLon: 90.66°WElev: 463ft.
Fair
19°F
-7°C
| Humidity | 71% |
| Wind Speed | W 8 mph |
| Barometer | 30.41 in (1031.2 mb) |
| Dewpoint | 11°F (-12°C) |
| Visibility | 10.00 mi |
| Wind Chill | 9°F (-13°C) |
| Last update | 29 Dec 11:54 pm CST |
Extended Forecast for
Chesterfield MO
Overnight
Low: 17 °F
Mostly Clear
Tuesday
High: 37 °F
Increasing
CloudsTuesday Night
Low: 28 °F
Decreasing
CloudsWednesday
High: 44 °F
Partly Sunny
Wednesday Night
Low: 26 °F
Partly Cloudy
New Year's Day
High: 40 °F
Partly Sunny
Thursday Night
Low: 29 °F
Mostly Cloudy
Friday
High: 46 °F
Mostly Cloudy
Friday Night
Low: 28 °F
Mostly Cloudy
Detailed Forecast
Overnight
Mostly clear, with a low around 17. West wind 7 to 9 mph.
Tuesday
Increasing clouds, with a high near 37. West wind 6 to 10 mph.
Tuesday Night
Mostly cloudy, then gradually becoming clear, with a low around 28. West wind 6 to 9 mph, with gusts as high as 21 mph.
Wednesday
Partly sunny, with a high near 44. West wind 6 to 9 mph.
Wednesday Night
Partly cloudy, with a low around 26. West wind around 5 mph becoming light and variable in the evening.
New Year's Day
Partly sunny, with a high near 40.
Thursday Night
Mostly cloudy, with a low around 29.
Friday
Mostly cloudy, with a high near 46.
Friday Night
Mostly cloudy, with a low around 28.
Saturday
Mostly sunny, with a high near 44.
Saturday Night
Partly cloudy, with a low around 28.
Sunday
Mostly sunny, with a high near 50.
Sunday Night
Partly cloudy, with a low around 33.
Monday
Mostly sunny, with a high near 52.
Additional Forecasts and Information
Basemap Options
Click map to change the forecast location
Loading map...
Forecast AreaABOUT THIS FORECAST
Point Forecast:
Chesterfield MO
38.65°N 90.57°W (Elev. 512 ft)
38.65°N 90.57°W (Elev. 512 ft)
10:41 pm CST Dec 29, 2025
12am CST Dec 30, 2025-6pm CST Jan 5, 2026
Additional Resources
Radar & Satellite Image
Hourly Weather Forecast
