Current conditions at
St. Louis Downtown Airport (KCPS)
Lat: 38.56°NLon: 90.15°WElev: 410ft.
Fair
38°F
3°C
| Humidity | 97% |
| Wind Speed | Calm |
| Barometer | 30.22 in (1023.4 mb) |
| Dewpoint | 37°F (3°C) |
| Visibility | 10.00 mi |
| Last update | 19 Apr 2:53 am CDT |
Extended Forecast for
Lemay MO
Overnight

Low: 40 °F
Mostly Clear
Sunday

High: 68 °F
Sunny
Sunday Night

Low: 42 °F
Partly Cloudy
Monday

High: 69 °F
Sunny
Monday Night

Low: 51 °F
Mostly Clear
Tuesday

High: 80 °F
Sunny
Tuesday Night

Low: 57 °F
Mostly Clear
Wednesday

High: 80 °F
Sunny
Wednesday Night

Low: 60 °F
Mostly Clear
Detailed Forecast
Overnight
Mostly clear, with a low around 40. Calm wind.
Sunday
Sunny, with a high near 68. Light west wind increasing to 8 to 13 mph in the morning. Winds could gust as high as 26 mph.
Sunday Night
Partly cloudy, with a low around 42. North wind around 6 mph becoming calm after midnight.
Monday
Sunny, with a high near 69. Calm wind becoming southeast 5 to 7 mph in the morning.
Monday Night
Mostly clear, with a low around 51. South wind around 6 mph.
Tuesday
Sunny, with a high near 80.
Tuesday Night
Mostly clear, with a low around 57.
Wednesday
Sunny, with a high near 80.
Wednesday Night
Mostly clear, with a low around 60.
Thursday
Sunny, with a high near 84.
Thursday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 64.
Friday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 77. Chance of precipitation is 70%.
Friday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 51.
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:
Lemay MO
38.53°N 90.29°W (Elev. 456 ft)
38.53°N 90.29°W (Elev. 456 ft)
1:25 am CDT Apr 19, 2026
3am CDT Apr 19, 2026-6pm CDT Apr 25, 2026


