Current conditions at
St. Louis Downtown Airport (KCPS)
Lat: 38.56°NLon: 90.15°WElev: 410ft.
Mostly Cloudy
46°F
8°C
| Humidity | 56% |
| Wind Speed | E 6 mph |
| Barometer | 29.79 in (1009.1 mb) |
| Dewpoint | 31°F (-1°C) |
| Visibility | 10.00 mi |
| Wind Chill | 43°F (6°C) |
| Last update | 25 Feb 6:53 pm CST |
Extended Forecast for
Lemay MO
Tonight

Low: 36 °F
Chance Rain
Thursday

High: 56 °F
Mostly Sunny
Thursday Night

Low: 35 °F
Mostly Clear
Friday

High: 71 °F
Sunny
Friday Night

Low: 43 °F
Mostly Clear
Saturday
High: 65 °F
Slight Chance
Rain then
Mostly SunnySaturday Night

Low: 32 °F
Mostly Cloudy
Sunday
High: 45 °F
Slight Chance
Rain/Snow
then Chance
Rain/SnowSunday Night

Low: 30 °F
Rain/Snow
Likely
Detailed Forecast
Tonight
A 50 percent chance of rain, mainly before 3am. Mostly cloudy, with a low around 36. Light northeast wind.
Thursday
Mostly sunny, with a high near 56. East wind around 5 mph becoming calm in the morning.
Thursday Night
Mostly clear, with a low around 35. Light southwest wind.
Friday
Sunny, with a high near 71. Light southwest wind increasing to 5 to 9 mph in the morning.
Friday Night
Mostly clear, with a low around 43. South wind around 6 mph becoming light and variable after midnight.
Saturday
A 20 percent chance of rain before noon. Sunny, with a high near 65.
Saturday Night
Mostly cloudy, with a low around 32.
Sunday
A chance of rain and snow, mainly after noon. Cloudy, with a high near 45. Chance of precipitation is 50%.
Sunday Night
Rain and snow likely, mainly before midnight. Cloudy, with a low around 30. Chance of precipitation is 70%.
Monday
A 30 percent chance of rain, mainly before noon. Cloudy, with a high near 41.
Monday Night
A 40 percent chance of rain. Cloudy, with a low around 28.
Tuesday
A 50 percent chance of rain. Cloudy, with a high near 46.
Tuesday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 33.
Wednesday
A 30 percent chance of rain. Mostly cloudy, with a high near 53.
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)
4:56 pm CST Feb 25, 2026
7pm CST Feb 25, 2026-6pm CST Mar 4, 2026


