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.

Partly Cloudy

89°F

32°C

Humidity 55%
Wind Speed SE 9 mph
Barometer 29.88 in (1010.1 mb)
Dewpoint 71°F (22°C)
Visibility 10.00 mi
Heat Index95°F (35°C)
Last update 24 Jun 9:51 pm CDT
Extended Forecast for

Lambert-St. Louis International Airport MO

Heat Advisory June 25, 12:00pm until June 25, 08:00pm
Click here for hazard details and duration
Heat Advisory

  • Tonight

    Tonight: Mostly clear, with a low around 81. South wind around 11 mph.

    Low: 81 °F

    Mostly Clear

  • Tuesday

    Tuesday: A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny and hot, with a high near 100. Heat index values as high as 107. West wind 10 to 13 mph, with gusts as high as 21 mph.

    High: 100 °F

    Sunny then
    Slight Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Showers and thunderstorms likely, mainly after 3am. Some of the storms could produce heavy rainfall. Mostly cloudy, with a low around 72. Southwest wind 7 to 10 mph. Chance of precipitation is 60%.

    Low: 72 °F

    Slight Chance
    T-storms then
    Heavy Rain

  • Wednesday

    Wednesday: Showers and thunderstorms likely, mainly before 7am. Some of the storms could produce heavy rainfall. Mostly cloudy, then gradually becoming sunny, with a high near 87. North wind 6 to 10 mph. Chance of precipitation is 60%.

    High: 87 °F

    Heavy Rain

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 69. North wind 6 to 10 mph.

    Low: 69 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 90.

    High: 90 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 73.

    Low: 73 °F

    Partly Cloudy

  • Friday

    Friday: A 20 percent chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 96.

    High: 96 °F

    Slight Chance
    T-storms

  • Friday Night

    Friday Night: A 30 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 80.

    Low: 80 °F

    Partly Cloudy
    then Chance
    T-storms

Detailed Forecast

Tonight
Mostly clear, with a low around 81. South wind around 11 mph.
Tuesday
A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny and hot, with a high near 100. Heat index values as high as 107. West wind 10 to 13 mph, with gusts as high as 21 mph.
Tuesday Night
Showers and thunderstorms likely, mainly after 3am. Some of the storms could produce heavy rainfall. Mostly cloudy, with a low around 72. Southwest wind 7 to 10 mph. Chance of precipitation is 60%.
Wednesday
Showers and thunderstorms likely, mainly before 7am. Some of the storms could produce heavy rainfall. Mostly cloudy, then gradually becoming sunny, with a high near 87. North wind 6 to 10 mph. Chance of precipitation is 60%.
Wednesday Night
Mostly clear, with a low around 69. North wind 6 to 10 mph.
Thursday
Sunny, with a high near 90.
Thursday Night
Partly cloudy, with a low around 73.
Friday
A 20 percent chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 96.
Friday Night
A 30 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 80.
Saturday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 94.
Saturday Night
A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 73.
Sunday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 88.
Sunday Night
Partly cloudy, with a low around 69.
Monday
A 20 percent chance of showers and thunderstorms. Sunny, with a high near 91.
Click Map For Forecast
Disclaimer
Map Legend

ABOUT THIS FORECAST

 
Point Forecast:
Lambert-St. Louis International Airport MO
 38.76°N 90.37°W (Elev. 551 ft)
Last Update:
8:52 pm CDT Jun 24, 2024
Forecast Valid:
10pm CDT Jun 24, 2024-6pm CDT Jul 1, 2024
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation