Current conditions at
St. Louis, Spirit Of St. Louis Airport (KSUS)
Lat: 38.66°NLon: 90.66°WElev: 463ft.
Fair
62°F
17°C
| Humidity | 29% |
| Wind Speed | Vrbl 6 G 18 mph |
| Barometer | 30.24 in (1024.2 mb) |
| Dewpoint | 29°F (-2°C) |
| Visibility | 10.00 mi |
| Last update | 19 Apr 11:54 am CDT |
Extended Forecast for
Chesterfield MO
This Afternoon

High: 68 °F
Sunny
Tonight

Low: 42 °F
Partly Cloudy
Monday

High: 70 °F
Sunny
Monday Night

Low: 52 °F
Mostly Clear
Tuesday

High: 80 °F
Sunny
Tuesday Night

Low: 57 °F
Mostly Clear
Wednesday

High: 80 °F
Sunny
Wednesday Night

Low: 61 °F
Mostly Clear
Thursday

High: 84 °F
Mostly Sunny
Detailed Forecast
This Afternoon
Sunny, with a high near 68. West wind 11 to 13 mph, with gusts as high as 24 mph.
Tonight
Partly cloudy, with a low around 42. Northwest wind around 6 mph becoming calm after midnight.
Monday
Sunny, with a high near 70. Calm wind becoming southeast 5 to 7 mph in the morning.
Monday Night
Mostly clear, with a low around 52. Southeast wind around 7 mph.
Tuesday
Sunny, with a high near 80. Southwest wind 7 to 14 mph, with gusts as high as 24 mph.
Tuesday Night
Mostly clear, with a low around 57.
Wednesday
Sunny, with a high near 80.
Wednesday Night
Mostly clear, with a low around 61.
Thursday
Mostly sunny, with a high near 84.
Thursday Night
A slight chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 64. Chance of precipitation is 60%.
Friday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 76. Chance of precipitation is 70%.
Friday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 50.
Saturday
A 20 percent chance of showers. Mostly sunny, with a high near 71.
Additional Forecasts and Information
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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)
11:51 am CDT Apr 19, 2026
12pm CDT Apr 19, 2026-6pm CDT Apr 25, 2026


