National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

St. Louis Lambert International Airport (KSTL)

Lat: 38.75°NLon: 90.37°WElev: 604ft.

Mostly Cloudy

63°F

17°C

Humidity 87%
Wind Speed Calm
Barometer 29.94 in (1012.9 mb)
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Last update 3 Sep 3:51 am CDT
Extended Forecast for

3 Miles SSW Maryland Heights MO

  • Overnight

    Overnight: Clear, with a low around 60. Calm wind.

    Low: 60 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 87. Light southwest wind becoming west 5 to 10 mph in the morning.

    High: 87 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Showers and thunderstorms likely before 1am, then scattered showers. Mostly cloudy, with a low around 56. North wind around 8 mph. Chance of precipitation is 60%.

    Low: 56 °F

    Showers
    Likely

  • Thursday

    Thursday: Partly sunny, then gradually becoming sunny, with a high near 75. North wind around 6 mph becoming west in the afternoon.

    High: 75 °F

    Becoming
    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 61. Calm wind becoming south around 6 mph after midnight.

    Low: 61 °F

    Mostly Clear

  • Friday

    Friday: A 20 percent chance of showers after 1pm. Partly sunny, with a high near 74.

    High: 74 °F

    Mostly Sunny
    then Slight
    Chance
    Showers

  • Friday Night

    Friday Night: A 30 percent chance of showers, mainly before 1am. Mostly cloudy, with a low around 53.

    Low: 53 °F

    Chance
    Showers

  • Saturday

    Saturday: Sunny, with a high near 77.

    High: 77 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 54.

    Low: 54 °F

    Mostly Clear

Detailed Forecast

Overnight
Clear, with a low around 60. Calm wind.
Wednesday
Sunny, with a high near 87. Light southwest wind becoming west 5 to 10 mph in the morning.
Wednesday Night
Showers and thunderstorms likely before 1am, then scattered showers. Mostly cloudy, with a low around 56. North wind around 8 mph. Chance of precipitation is 60%.
Thursday
Partly sunny, then gradually becoming sunny, with a high near 75. North wind around 6 mph becoming west in the afternoon.
Thursday Night
Mostly clear, with a low around 61. Calm wind becoming south around 6 mph after midnight.
Friday
A 20 percent chance of showers after 1pm. Partly sunny, with a high near 74.
Friday Night
A 30 percent chance of showers, mainly before 1am. Mostly cloudy, with a low around 53.
Saturday
Sunny, with a high near 77.
Saturday Night
Mostly clear, with a low around 54.
Sunday
Sunny, with a high near 79.
Sunday Night
Partly cloudy, with a low around 56.
Monday
Mostly sunny, with a high near 78.
Monday Night
Mostly cloudy, with a low around 59.
Tuesday
Mostly sunny, with a high near 81.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SSW Maryland Heights MO
 38.69°N 90.48°W (Elev. 499 ft)
Last Update:
3:21 am CDT Sep 3, 2025
Forecast Valid:
3am CDT Sep 3, 2025-6pm CDT Sep 9, 2025
 
Forecast Discussion
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation