


Hazardous Weather Conditions
Current conditions at
St. Louis Lambert International Airport (KSTL)
Lat: 38.75°NLon: 90.37°WElev: 604ft.
A Few Clouds
79°F
26°C
Humidity | 82% |
Wind Speed | SE 8 mph |
Barometer | 29.91 in (1011.4 mb) |
Dewpoint | 73°F (23°C) |
Visibility | 10.00 mi |
Heat Index | 82°F (28°C) |
Last update | 15 Jul 10:51 pm CDT |
Extended Forecast for
Maryland Heights MO
Tonight
Low: 74 °F
Partly Cloudy
Wednesday
High: 95 °F
Slight Chance
T-stormsWednesday Night
Low: 76 °F
Slight Chance
T-stormsThursday
High: 90 °F
Slight Chance
T-storms then
Chance
T-stormsThursday Night
Low: 71 °F
Chance
T-stormsFriday
High: 85 °F
Chance
T-stormsFriday Night
Low: 73 °F
Slight Chance
T-stormsSaturday
High: 92 °F
Chance
T-stormsSaturday Night
Low: 75 °F
Chance
T-storms
Detailed Forecast
Tonight
Partly cloudy, with a low around 74. Southwest wind 3 to 5 mph.
Wednesday
A slight chance of showers and thunderstorms before 1pm, then a slight chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 95. Heat index values as high as 105. Southwest wind 5 to 10 mph. Chance of precipitation is 20%.
Wednesday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 76. Southwest wind around 7 mph.
Thursday
A 50 percent chance of showers and thunderstorms, mainly after 1pm. Partly sunny, with a high near 90. West wind 6 to 8 mph.
Thursday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 71. North wind around 6 mph becoming calm in the evening.
Friday
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 85.
Friday Night
A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 73.
Saturday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 92.
Saturday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 75.
Sunday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 94.
Sunday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 75.
Monday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 93.
Monday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 76.
Tuesday
Sunny, with a high near 96.
Additional Forecasts and Information
Basemap Options
Click map to change the forecast location
Loading map...
ABOUT THIS FORECAST
Point Forecast:
Maryland Heights MO
38.72°N 90.48°W (Elev. 440 ft)
38.72°N 90.48°W (Elev. 440 ft)
10:07 pm CDT Jul 15, 2025
11pm CDT Jul 15, 2025-6pm CDT Jul 22, 2025