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.

Fair

41°F

5°C

Humidity 67%
Wind Speed Calm
Barometer 30.23 in (1023.7 mb)
Dewpoint 31°F (-1°C)
Visibility 10.00 mi
Last update 6 Nov 4:51 am CST
Extended Forecast for

Lambert-St. Louis International Airport MO

  • Today

    Today: Sunny, with a high near 64. Southeast wind 5 to 14 mph, with gusts as high as 23 mph.

    High: 64 °F

    Sunny

  • Tonight

    Tonight: A slight chance of rain between 2am and 4am. Increasing clouds, with a low around 56. Southeast wind around 11 mph becoming southwest after midnight. Winds could gust as high as 22 mph. Chance of precipitation is 20%.

    Low: 56 °F

    Mostly Cloudy
    then Slight
    Chance Rain

  • Friday

    Friday: Mostly cloudy through mid morning, then gradual clearing, with a high near 72. West wind 8 to 11 mph, with gusts as high as 21 mph.

    High: 72 °F

    Becoming
    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 46. West wind 5 to 7 mph becoming calm after midnight.

    Low: 46 °F

    Mostly Clear

  • Saturday

    Saturday: A 30 percent chance of rain after noon. Partly sunny, with a high near 66. Light and variable wind becoming west 8 to 13 mph in the morning. Winds could gust as high as 21 mph.

    High: 66 °F

    Partly Sunny
    then Chance
    Rain

  • Saturday Night

    Saturday Night: A 20 percent chance of rain before midnight. Mostly cloudy, with a low around 34.

    Low: 34 °F

    Slight Chance
    Rain then
    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 41.

    High: 41 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 25.

    Low: 25 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 43.

    High: 43 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 64. Southeast wind 5 to 14 mph, with gusts as high as 23 mph.
Tonight
A slight chance of rain between 2am and 4am. Increasing clouds, with a low around 56. Southeast wind around 11 mph becoming southwest after midnight. Winds could gust as high as 22 mph. Chance of precipitation is 20%.
Friday
Mostly cloudy through mid morning, then gradual clearing, with a high near 72. West wind 8 to 11 mph, with gusts as high as 21 mph.
Friday Night
Mostly clear, with a low around 46. West wind 5 to 7 mph becoming calm after midnight.
Saturday
A 30 percent chance of rain after noon. Partly sunny, with a high near 66. Light and variable wind becoming west 8 to 13 mph in the morning. Winds could gust as high as 21 mph.
Saturday Night
A 20 percent chance of rain before midnight. Mostly cloudy, with a low around 34.
Sunday
Mostly sunny, with a high near 41.
Sunday Night
Mostly clear, with a low around 25.
Monday
Sunny, with a high near 43.
Monday Night
Mostly clear, with a low around 30.
Veterans Day
Mostly sunny, with a high near 60.
Tuesday Night
Partly cloudy, with a low around 43.
Wednesday
Sunny, with a high near 64.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Lambert-St. Louis International Airport MO
 38.76°N 90.4°W (Elev. 597 ft)
Last Update:
4:56 am CST Nov 6, 2025
Forecast Valid:
5am CST Nov 6, 2025-6pm CST Nov 12, 2025
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation