7-Day Forecast 38.76°N 90.37°W (Text-Only)
NWS Forecast for: Lambert-St. Louis International Airport MO
Issued by: National Weather Service Saint Louis, MO
Last Update: 4:21 pm CDT Jul 14, 2025
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  • Tonight

    Tonight: Mostly cloudy, with a low around 73. East wind around 5 mph becoming calm  in the evening.

    Low: 73 °F

    Mostly Cloudy



  • Tuesday

    Tuesday: A 50 percent chance of showers and thunderstorms, mainly after noon.  Partly sunny, with a high near 87. South wind 3 to 6 mph.

    High: 87 °F

    Slight Chance
    T-storms then
    Chance
    T-storms

  • Tuesday
    Night

    Tuesday Night: Partly cloudy, with a low around 74. South wind 3 to 5 mph.

    Low: 74 °F

    Partly Cloudy



  • Wednesday

    Wednesday: A 20 percent chance of showers and thunderstorms after 1pm.  Sunny, with a high near 93. Southwest wind 6 to 9 mph.

    High: 93 °F

    Sunny then
    Slight Chance
    T-storms

  • Wednesday
    Night

    Wednesday Night: A 20 percent chance of showers and thunderstorms.  Partly cloudy, with a low around 76. Southwest wind around 8 mph.

    Low: 76 °F

    Slight Chance
    T-storms


  • Thursday

    Thursday: A 40 percent chance of showers and thunderstorms, mainly after 1pm.  Mostly sunny, with a high near 91.

    High: 91 °F

    Chance
    T-storms


  • Thursday
    Night

    Thursday Night: A 40 percent chance of showers and thunderstorms, mainly before 1am.  Mostly cloudy, with a low around 74.

    Low: 74 °F

    Chance
    T-storms


  • Friday

    Friday: A 30 percent chance of showers and thunderstorms, mainly after 1pm.  Partly sunny, with a high near 89.

    High: 89 °F

    Chance
    T-storms


  • Friday
    Night

    Friday Night: A 20 percent chance of showers and thunderstorms.  Partly cloudy, with a low around 75.

    Low: 75 °F

    Slight Chance
    T-storms




  • Tonight: Mostly cloudy, with a low around 73. East wind around 5 mph becoming calm in the evening.

    Tuesday: A 50 percent chance of showers and thunderstorms, mainly after noon. Partly sunny, with a high near 87. South wind 3 to 6 mph.

    Tuesday Night: Partly cloudy, with a low around 74. South wind 3 to 5 mph.

    Wednesday: A 20 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 93. Southwest wind 6 to 9 mph.

    Wednesday Night: A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 76. Southwest wind around 8 mph.

    Thursday: A 40 percent chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 91.

    Thursday Night: A 40 percent chance of showers and thunderstorms, mainly before 1am. Mostly cloudy, with a low around 74.

    Friday: A 30 percent chance of showers and thunderstorms, mainly after 1pm. Partly sunny, with a high near 89.

    Friday Night: A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 75.

    Saturday: A 30 percent chance of showers and thunderstorms, mainly after 1pm. Partly sunny, with a high near 93.

    Saturday Night: A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 76.

    Sunday: A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 94.

    Sunday Night: A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 76.

    Monday: A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 94.



    Lambert-St. Louis International Airport MO
     38.76°N 90.37°W (Elev. 551 ft)

    Visit your local NWS office at: https://www.weather.gov/lsx/