Current conditions at
St. Louis, Spirit Of St. Louis Airport (KSUS)
Lat: 38.66°NLon: 90.66°WElev: 463ft.
Fair
53°F
12°C
| Humidity | 37% |
| Wind Speed | W 8 mph |
| Barometer | 30.14 in (1020.7 mb) |
| Dewpoint | 27°F (-3°C) |
| Visibility | 10.00 mi |
| Wind Chill | 50°F (10°C) |
| Last update | 18 Apr 7:54 pm CDT |
Extended Forecast for
Chesterfield MO
Tonight

Low: 40 °F
Clear
Sunday

High: 69 °F
Sunny
Sunday Night

Low: 41 °F
Mostly Clear
Monday

High: 69 °F
Sunny
Monday Night

Low: 52 °F
Mostly Clear
Tuesday

High: 80 °F
Sunny
Tuesday Night

Low: 57 °F
Mostly Clear
Wednesday

High: 81 °F
Sunny
Wednesday Night

Low: 61 °F
Mostly Clear
Detailed Forecast
Tonight
Clear, with a low around 40. Southwest wind 3 to 8 mph.
Sunday
Sunny, with a high near 69. West wind 5 to 14 mph, with gusts as high as 26 mph.
Sunday Night
Mostly clear, with a low around 41. Northeast wind 5 to 7 mph becoming calm in the evening.
Monday
Sunny, with a high near 69. Calm wind becoming south 5 to 7 mph in the morning.
Monday Night
Mostly clear, with a low around 52. Southeast wind around 7 mph becoming southwest after midnight.
Tuesday
Sunny, with a high near 80.
Tuesday Night
Mostly clear, with a low around 57.
Wednesday
Sunny, with a high near 81.
Wednesday Night
Mostly clear, with a low around 61.
Thursday
Mostly sunny, with a high near 85.
Thursday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 63.
Friday
Showers likely and possibly a thunderstorm. Partly sunny, with a high near 75. Chance of precipitation is 70%.
Friday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 49.
Saturday
A 20 percent chance of showers. Mostly sunny, with a high near 69.
Additional Forecasts and Information
Basemap Options
Click map to change the forecast location
Loading map...
ABOUT THIS FORECAST
Point Forecast:
Chesterfield MO
38.65°N 90.6°W (Elev. 466 ft)
38.65°N 90.6°W (Elev. 466 ft)
5:56 pm CDT Apr 18, 2026
8pm CDT Apr 18, 2026-6pm CDT Apr 25, 2026


