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.

A Few Clouds

43°F

6°C

Humidity 89%
Wind Speed SW 3 mph
Barometer 30.03 in (1017.4 mb)
Dewpoint 40°F (4°C)
Visibility 10.00 mi
Last update 15 Feb 9:51 pm CST
Extended Forecast for

3 Miles SSW Maryland Heights MO

  • Tonight

    Tonight: Patchy dense fog between 2am and 5am. Otherwise, partly cloudy, with a low around 38. Calm wind.

    Low: 38 °F

    Mostly Clear
    then Patchy
    Dense Fog

  • Washington's Birthday

    Washington's Birthday: Partly sunny, with a high near 67. Light south wind increasing to 5 to 10 mph in the morning.

    High: 67 °F

    Partly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 45. South wind around 7 mph.

    Low: 45 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 67. South wind 6 to 15 mph, with gusts as high as 25 mph.

    High: 67 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: A 20 percent chance of showers after midnight. Mostly cloudy, with a low around 58. South wind 14 to 18 mph, with gusts as high as 31 mph.

    Low: 58 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Wednesday

    Wednesday: Sunny, with a high near 74.

    High: 74 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 47.

    Low: 47 °F

    Mostly Clear

  • Thursday

    Thursday: A slight chance of showers, with thunderstorms also possible after noon. Sunny, with a high near 75. Chance of precipitation is 20%.

    High: 75 °F

    Slight Chance
    Showers then
    Slight Chance
    T-storms

  • Thursday Night

    Thursday Night: A 20 percent chance of showers and thunderstorms before midnight. Mostly clear, with a low around 39.

    Low: 39 °F

    Slight Chance
    T-storms then
    Mostly Clear

Detailed Forecast

Tonight
Patchy dense fog between 2am and 5am. Otherwise, partly cloudy, with a low around 38. Calm wind.
Washington's Birthday
Partly sunny, with a high near 67. Light south wind increasing to 5 to 10 mph in the morning.
Monday Night
Partly cloudy, with a low around 45. South wind around 7 mph.
Tuesday
Mostly cloudy, with a high near 67. South wind 6 to 15 mph, with gusts as high as 25 mph.
Tuesday Night
A 20 percent chance of showers after midnight. Mostly cloudy, with a low around 58. South wind 14 to 18 mph, with gusts as high as 31 mph.
Wednesday
Sunny, with a high near 74.
Wednesday Night
Mostly clear, with a low around 47.
Thursday
A slight chance of showers, with thunderstorms also possible after noon. Sunny, with a high near 75. Chance of precipitation is 20%.
Thursday Night
A 20 percent chance of showers and thunderstorms before midnight. Mostly clear, with a low around 39.
Friday
A 20 percent chance of rain after noon. Mostly sunny, with a high near 53.
Friday Night
A 30 percent chance of rain. Mostly cloudy, with a low around 32.
Saturday
A 20 percent chance of rain. Mostly sunny, with a high near 50.
Saturday Night
A 20 percent chance of rain. Partly cloudy, with a low around 29.
Sunday
Sunny, with a high near 47.
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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:
7:41 pm CST Feb 15, 2026
Forecast Valid:
10pm CST Feb 15, 2026-6pm CST Feb 22, 2026
 
Forecast Discussion
 
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