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

St. Louis Lambert International Airport (KSTL)

Lat: 38.75°NLon: 90.37°WElev: 604ft.

A Few Clouds

62°F

17°C

Humidity 26%
Wind Speed S 9 mph
Barometer 30.07 in (1018.7 mb)
Dewpoint 27°F (-3°C)
Visibility 10.00 mi
Last update 13 Feb 3:51 pm CST
Extended Forecast for

3 Miles SSW Maryland Heights MO

  • Tonight

    Tonight: Increasing clouds, with a low around 42. South wind around 5 mph becoming calm in the evening.

    Low: 42 °F

    Increasing
    Clouds

  • Saturday

    Saturday: Rain, mainly after 9am. High near 52. Calm wind becoming southeast 5 to 7 mph in the morning. Chance of precipitation is 90%.

    High: 52 °F

    Rain

  • Saturday Night

    Saturday Night: Rain, mainly before 4am. Low around 45. East wind around 7 mph. Chance of precipitation is 90%.

    Low: 45 °F

    Rain

  • Sunday

    Sunday: A 20 percent chance of rain before noon. Mostly cloudy, then gradually becoming sunny, with a high near 59. Northeast wind 5 to 8 mph.

    High: 59 °F

    Slight Chance
    Rain then
    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 39. Light and variable wind.

    Low: 39 °F

    Mostly Clear

  • Washington's Birthday

    Washington's Birthday: Mostly sunny, with a high near 63.

    High: 63 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 45.

    Low: 45 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 67.

    High: 67 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 56.

    Low: 56 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Increasing clouds, with a low around 42. South wind around 5 mph becoming calm in the evening.
Saturday
Rain, mainly after 9am. High near 52. Calm wind becoming southeast 5 to 7 mph in the morning. Chance of precipitation is 90%.
Saturday Night
Rain, mainly before 4am. Low around 45. East wind around 7 mph. Chance of precipitation is 90%.
Sunday
A 20 percent chance of rain before noon. Mostly cloudy, then gradually becoming sunny, with a high near 59. Northeast wind 5 to 8 mph.
Sunday Night
Mostly clear, with a low around 39. Light and variable wind.
Washington's Birthday
Mostly sunny, with a high near 63.
Monday Night
Mostly cloudy, with a low around 45.
Tuesday
Mostly cloudy, with a high near 67.
Tuesday Night
Mostly cloudy, with a low around 56.
Wednesday
A 20 percent chance of rain. Partly sunny, with a high near 74.
Wednesday Night
A 20 percent chance of rain. Mostly cloudy, with a low around 48.
Thursday
A 20 percent chance of rain. Mostly sunny, with a high near 66.
Thursday Night
Partly cloudy, with a low around 42.
Friday
A 20 percent chance of rain. Mostly sunny, with a high near 59.
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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:
4:06 pm CST Feb 13, 2026
Forecast Valid:
4pm CST Feb 13, 2026-6pm CST Feb 20, 2026
 
Forecast Discussion
 
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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