Hazardous Weather Conditions
Current conditions at
St. Louis Downtown Airport (KCPS)
Lat: 38.56°NLon: 90.15°WElev: 410ft.
Fair
46°F
8°C
| Humidity | 51% |
| Wind Speed | SE 5 mph |
| Barometer | 30.29 in (1025.9 mb) |
| Dewpoint | 29°F (-2°C) |
| Visibility | 10.00 mi |
| Wind Chill | 44°F (7°C) |
| Last update | 29 Mar 2:53 am CDT |
Extended Forecast for
Lemay MO
Overnight

Low: 40 °F
Cloudy
Sunday

High: 72 °F
Partly Sunny
Sunday Night

Low: 57 °F
Partly Cloudy
Monday

High: 85 °F
Sunny
Monday Night

Low: 66 °F
Partly Cloudy
Tuesday
High: 86 °F
Slight Chance
Rain then
Chance
T-stormsTuesday Night
Low: 53 °F
Chance
T-storms then
RainWednesday

High: 60 °F
Rain Likely
Wednesday Night

Low: 48 °F
Rain Likely
Detailed Forecast
Overnight
Cloudy, with a low around 40. South wind around 5 mph.
Sunday
Partly sunny, with a high near 72. South wind 5 to 13 mph, with gusts as high as 21 mph.
Sunday Night
Partly cloudy, with a low around 57. South wind around 9 mph.
Monday
Sunny, with a high near 85. South wind 9 to 14 mph, with gusts as high as 25 mph.
Monday Night
Partly cloudy, with a low around 66. South wind around 11 mph, with gusts as high as 23 mph.
Tuesday
A slight chance of rain, then a chance of rain and thunderstorms after 1pm. Partly sunny, with a high near 86. Chance of precipitation is 40%.
Tuesday Night
A chance of rain and thunderstorms, then rain and possibly a thunderstorm after 1am. Low around 53. Chance of precipitation is 80%.
Wednesday
Rain likely and possibly a thunderstorm before 1pm, then a chance of rain and thunderstorms after 1pm. Mostly cloudy, with a high near 60. Chance of precipitation is 70%.
Wednesday Night
Rain likely and possibly a thunderstorm. Mostly cloudy, with a low around 48. Chance of precipitation is 70%.
Thursday
Rain likely and possibly a thunderstorm. Cloudy, with a high near 65. Chance of precipitation is 70%.
Thursday Night
Rain likely. Mostly cloudy, with a low around 46. Chance of precipitation is 60%.
Friday
A 40 percent chance of rain. Partly sunny, with a high near 76.
Friday Night
Rain and thunderstorms likely. Mostly cloudy, with a low around 57. Chance of precipitation is 60%.
Saturday
Rain likely and possibly a thunderstorm. Mostly cloudy, with a high near 71. Chance of precipitation is 60%.
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)
1:26 am CDT Mar 29, 2026
3am CDT Mar 29, 2026-6pm CDT Apr 4, 2026



