Hazardous Weather Conditions

Current conditions at

St. Louis Lambert International Airport (KSTL)

Lat: 38.75°NLon: 90.37°WElev: 604ft.

A Few Clouds

59°F

15°C

Humidity 78%
Wind Speed SW 10 mph
Barometer 29.66 in (1004.2 mb)
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 18 Feb 7:51 am CST
Extended Forecast for

Lambert-St. Louis International Airport MO

  • Today

    Today: Sunny, with a high near 75. West wind 6 to 13 mph, with gusts as high as 22 mph.

    High: 75 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 52. South wind 5 to 8 mph.

    Low: 52 °F

    Partly Cloudy

  • Thursday

    Thursday: A 40 percent chance of showers and thunderstorms, mainly before 3pm.  Partly sunny, with a high near 71. South wind 9 to 15 mph, with gusts as high as 29 mph.

    High: 71 °F

    Chance
    T-storms

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 36. West wind 13 to 17 mph, with gusts as high as 28 mph.

    Low: 36 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 49. West wind 8 to 17 mph, with gusts as high as 26 mph.

    High: 49 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 30.

    Low: 30 °F

    Partly Cloudy

  • Saturday

    Saturday: A 40 percent chance of snow.  Partly sunny, with a high near 42.

    High: 42 °F

    Chance Snow

  • Saturday Night

    Saturday Night: A 30 percent chance of snow before midnight.  Partly cloudy, with a low around 24.

    Low: 24 °F

    Chance Snow
    then Mostly
    Clear

  • Sunday

    Sunday: Sunny, with a high near 38.

    High: 38 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 75. West wind 6 to 13 mph, with gusts as high as 22 mph.
Tonight
Partly cloudy, with a low around 52. South wind 5 to 8 mph.
Thursday
A 40 percent chance of showers and thunderstorms, mainly before 3pm. Partly sunny, with a high near 71. South wind 9 to 15 mph, with gusts as high as 29 mph.
Thursday Night
Mostly clear, with a low around 36. West wind 13 to 17 mph, with gusts as high as 28 mph.
Friday
Sunny, with a high near 49. West wind 8 to 17 mph, with gusts as high as 26 mph.
Friday Night
Partly cloudy, with a low around 30.
Saturday
A 40 percent chance of snow. Partly sunny, with a high near 42.
Saturday Night
A 30 percent chance of snow before midnight. Partly cloudy, with a low around 24.
Sunday
Sunny, with a high near 38.
Sunday Night
Mostly clear, with a low around 19.
Monday
Sunny, with a high near 37.
Monday Night
Mostly clear, with a low around 22.
Tuesday
Mostly sunny, with a high near 47.
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ABOUT THIS FORECAST

 
Point Forecast:
Lambert-St. Louis International Airport MO
 38.76°N 90.37°W (Elev. 551 ft)
6:21 am CST Feb 18, 2026
8am CST Feb 18, 2026-6pm CST Feb 24, 2026
 
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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