Hazardous Weather Conditions
Current conditions at
St. Louis Downtown Airport (KCPS)
Lat: 38.56°NLon: 90.15°WElev: 410ft.N/A
| Humidity | NA |
| Wind Speed | NA |
| Barometer | NA |
| Dewpoint | N/A |
| Visibility | NA |
| Last update | *** Not a current observation *** |
Extended Forecast for
Lemay MO
Tonight
Low: 50 °F
Chance
T-storms then
Rain LikelyWednesday
High: 64 °F
Chance
T-storms and
Patchy Fog
then ShowersWednesday Night
Low: 54 °F
T-storms then
ShowersThursday
High: 70 °F
Showers
Likely then
Chance
ShowersThursday Night

Low: 59 °F
Showers
LikelyFriday
High: 80 °F
Chance
Showers then
Slight Chance
T-stormsFriday Night
Low: 59 °F
Chance
T-storms then
ShowersSaturday
High: 69 °F
Chance
Showers then
Slight Chance
ShowersSaturday Night

Low: 44 °F
Partly Cloudy
Detailed Forecast
Tonight
A chance of rain and thunderstorms, then rain likely and possibly a thunderstorm after 4am. Cloudy, with a low around 50. North wind 5 to 7 mph becoming calm after midnight. Chance of precipitation is 70%.
Wednesday
Rain and thunderstorms likely, then showers and possibly a thunderstorm after 2pm. Patchy fog between 8am and 9am. High near 64. Calm wind becoming northeast around 6 mph. Chance of precipitation is 80%.
Wednesday Night
Showers and possibly a thunderstorm. Low around 54. Calm wind becoming south around 5 mph after midnight. Chance of precipitation is 100%.
Thursday
Showers likely, mainly before noon. Mostly cloudy, with a high near 70. West wind 3 to 7 mph. Chance of precipitation is 60%.
Thursday Night
A chance of showers before 9pm, then a chance of showers and thunderstorms between 9pm and midnight, then showers likely and possibly a thunderstorm after midnight. Mostly cloudy, with a low around 59. Calm wind becoming south 5 to 7 mph after midnight. Chance of precipitation is 60%.
Friday
A chance of showers and thunderstorms before noon, then a slight chance of showers between noon and 3pm, then a slight chance of showers and thunderstorms after 3pm. Partly sunny, with a high near 80. Chance of precipitation is 40%.
Friday Night
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after midnight. Low around 59. Chance of precipitation is 90%.
Saturday
A 50 percent chance of showers, mainly before noon. Partly sunny, with a high near 69.
Saturday Night
Partly cloudy, with a low around 44.
Sunday
Sunny, with a high near 70.
Sunday Night
Partly cloudy, with a low around 48.
Monday
Sunny, with a high near 77.
Monday Night
A 30 percent chance of showers and thunderstorms. Mostly clear, with a low around 59.
Tuesday
Showers and thunderstorms likely. Partly sunny, with a high near 78. 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)
8:52 pm CST Mar 3, 2026
9pm CST Mar 3, 2026-6pm CDT Mar 10, 2026



