Current conditions at
St. Louis, Spirit Of St. Louis Airport (KSUS)
Lat: 38.66°NLon: 90.66°WElev: 463ft.
Fair
54°F
12°C
| Humidity | 77% |
| Wind Speed | Calm |
| Barometer | 29.90 in (1011.8 mb) |
| Dewpoint | 47°F (8°C) |
| Visibility | 10.00 mi |
| Last update | 21 Mar 1:54 am CDT |
Extended Forecast for
2 Miles E Chesterfield MO
Overnight

Low: 52 °F
Mostly Clear
Saturday

High: 91 °F
Sunny
Saturday Night

Low: 66 °F
Mostly Clear
Sunday

High: 90 °F
Increasing
CloudsSunday Night

Low: 40 °F
Slight Chance
Showers and
BreezyMonday

High: 58 °F
Sunny
Monday Night

Low: 42 °F
Partly Cloudy
Tuesday

High: 63 °F
Partly Sunny
Tuesday Night
Low: 45 °F
Partly Cloudy
then Slight
Chance Rain
Detailed Forecast
Overnight
Mostly clear, with a low around 52. Calm wind.
Saturday
Sunny, with a high near 91. Calm wind becoming southeast around 5 mph in the afternoon.
Saturday Night
Mostly clear, with a low around 66. Light south wind becoming southwest 5 to 9 mph in the evening. Winds could gust as high as 20 mph.
Sunday
Increasing clouds, with a high near 90. Southwest wind 9 to 16 mph becoming northwest in the afternoon. Winds could gust as high as 26 mph.
Sunday Night
A 20 percent chance of showers before 1am. Partly cloudy, with a low around 40. Breezy, with a north wind 10 to 20 mph, with gusts as high as 32 mph.
Monday
Sunny, with a high near 58.
Monday Night
Partly cloudy, with a low around 42.
Tuesday
Partly sunny, with a high near 63.
Tuesday Night
A 20 percent chance of rain after 1am. Mostly cloudy, with a low around 45.
Wednesday
A 20 percent chance of rain and thunderstorms before 1pm. Partly sunny, with a high near 73.
Wednesday Night
A 20 percent chance of rain. Partly cloudy, with a low around 57.
Thursday
A 20 percent chance of rain. Sunny, with a high near 83.
Thursday Night
A 40 percent chance of rain and thunderstorms. Partly cloudy, with a low around 47.
Friday
A 30 percent chance of rain. Partly sunny, with a high near 58.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
2 Miles E Chesterfield MO
38.65°N 90.54°W (Elev. 600 ft)
38.65°N 90.54°W (Elev. 600 ft)
1:26 am CDT Mar 21, 2026
2am CDT Mar 21, 2026-6pm CDT Mar 27, 2026


