Current conditions at
St. Louis Downtown Airport (KCPS)
Lat: 38.56°NLon: 90.15°WElev: 410ft.
Mostly Cloudy
42°F
6°C
| Humidity | 60% |
| Wind Speed | N 12 mph |
| Barometer | 30.41 in (1030.0 mb) |
| Dewpoint | 29°F (-2°C) |
| Visibility | 10.00 mi |
| Wind Chill | 35°F (2°C) |
| Last update | 23 Mar 9:53 am CDT |
Extended Forecast for
Lemay MO
Today

High: 55 °F
Mostly Sunny
Tonight

Low: 37 °F
Chance
SprinklesTuesday

High: 63 °F
Mostly Sunny
Tuesday Night

Low: 43 °F
Mostly Cloudy
Wednesday

High: 78 °F
Mostly Sunny
Wednesday Night

Low: 61 °F
Mostly Clear
Thursday

High: 90 °F
Sunny
Thursday Night
Low: 44 °F
Chance
T-storms then
Showers
LikelyFriday

High: 53 °F
Chance
Showers
Detailed Forecast
Today
Mostly sunny, with a high near 55. North wind around 8 mph.
Tonight
A chance of sprinkles after 2am. Mostly cloudy, with a low around 37. East wind around 6 mph.
Tuesday
Mostly sunny, with a high near 63. Southeast wind around 6 mph.
Tuesday Night
Mostly cloudy, with a low around 43. Southeast wind around 6 mph becoming calm after midnight.
Wednesday
Mostly sunny, with a high near 78. Calm wind becoming south 5 to 8 mph in the morning.
Wednesday Night
Mostly clear, with a low around 61.
Thursday
Sunny, with a high near 90.
Thursday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 44. Chance of precipitation is 70%.
Friday
A 40 percent chance of showers, mainly before 1pm. Mostly cloudy, with a high near 53.
Friday Night
Partly cloudy, with a low around 33.
Saturday
Sunny, with a high near 58.
Saturday Night
Partly cloudy, with a low around 38.
Sunday
Mostly sunny, with a high near 65.
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)
10:21 am CDT Mar 23, 2026
10am CDT Mar 23, 2026-6pm CDT Mar 29, 2026


