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

52°F

11°C

Humidity 41%
Wind Speed SW 20 G 26 mph
Barometer 29.84 in (1010.4 mb)
Dewpoint 29°F (-2°C)
Visibility 10.00 mi
Wind Chill46°F (8°C)
Last update 13 Mar 8:51 am CDT
Extended Forecast for

Lambert-St. Louis International Airport MO

  • Today

    Today: Mostly sunny, with a high near 60. West wind 14 to 18 mph, with gusts as high as 30 mph.

    High: 60 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming clear, with a low around 36. Northwest wind 5 to 8 mph becoming east after midnight.

    Low: 36 °F

    Decreasing
    Clouds

  • Saturday

    Saturday: Mostly sunny, with a high near 65. East wind 8 to 14 mph, with gusts as high as 21 mph.

    High: 65 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 55. Southeast wind 11 to 14 mph, with gusts as high as 23 mph.

    Low: 55 °F

    Mostly Cloudy

  • Sunday

    Sunday: Rain, with thunderstorms also possible after 4pm. High near 69. Breezy, with a south wind 16 to 21 mph, with gusts as high as 34 mph. Chance of precipitation is 90%.

    High: 69 °F

    Breezy.
    Chance Rain
    then Rain

  • Sunday Night

    Sunday Night: Rain before 10pm, then snow, possibly mixed with rain between 10pm and 1am, then snow likely after 1am. Some thunder is also possible. Low around 23. Blustery. Chance of precipitation is 90%. New snow accumulation of around an inch possible.

    Low: 23 °F

    Rain/Snow and
    Blustery

  • Monday

    Monday: A 30 percent chance of snow before 1pm. Partly sunny, with a high near 29. Blustery.

    High: 29 °F

    Chance Snow
    and Blustery

  • Monday Night

    Monday Night: Partly cloudy, with a low around 15.

    Low: 15 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 37.

    High: 37 °F

    Mostly Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 60. West wind 14 to 18 mph, with gusts as high as 30 mph.
Tonight
Mostly cloudy, then gradually becoming clear, with a low around 36. Northwest wind 5 to 8 mph becoming east after midnight.
Saturday
Mostly sunny, with a high near 65. East wind 8 to 14 mph, with gusts as high as 21 mph.
Saturday Night
Mostly cloudy, with a low around 55. Southeast wind 11 to 14 mph, with gusts as high as 23 mph.
Sunday
Rain, with thunderstorms also possible after 4pm. High near 69. Breezy, with a south wind 16 to 21 mph, with gusts as high as 34 mph. Chance of precipitation is 90%.
Sunday Night
Rain before 10pm, then snow, possibly mixed with rain between 10pm and 1am, then snow likely after 1am. Some thunder is also possible. Low around 23. Blustery. Chance of precipitation is 90%. New snow accumulation of around an inch possible.
Monday
A 30 percent chance of snow before 1pm. Partly sunny, with a high near 29. Blustery.
Monday Night
Partly cloudy, with a low around 15.
Tuesday
Mostly sunny, with a high near 37.
Tuesday Night
A slight chance of rain and snow after 1am. Mostly cloudy, with a low around 30. Chance of precipitation is 20%.
Wednesday
Partly sunny, with a high near 61.
Wednesday Night
Partly cloudy, with a low around 42.
Thursday
Sunny, with a high near 70.
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ABOUT THIS FORECAST

 
Point Forecast:
Lambert-St. Louis International Airport MO
 38.76°N 90.37°W (Elev. 551 ft)
Last Update:
8:21 am CDT Mar 13, 2026
Forecast Valid:
9am CDT Mar 13, 2026-6pm CDT Mar 19, 2026
 
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Additional Resources

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