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.

A Few Clouds

26°C

78°F

Humidity 25%
Wind Speed NW 13 G 31 km/h
Barometer 1012.1 mb (29.91 in)
Dewpoint 4°C (39°F)
Visibility 16 km
Heat Index26°C (78°F)
Last update 11 May 3:51 pm CDT
Extended Forecast for

Saint Louis MO

  • Tonight

    Tonight: Mostly clear, with a low around 12. Northwest wind 10 to 14 km/h becoming southwest after midnight.

    Low: 12 °C

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 28. Southwest wind 8 to 14 km/h.

    High: 28 °C

    Sunny

  • Sunday Night

    Sunday Night: A 30 percent chance of showers and thunderstorms after 1am. Increasing clouds, with a low around 17. South wind 10 to 13 km/h.

    Low: 17 °C

    Partly Cloudy
    then Chance
    Showers

  • Monday

    Monday: Showers, with thunderstorms also possible after 10am. High near 22. South wind 10 to 15 km/h increasing to 18 to 23 km/h in the morning. Winds could gust as high as 35 km/h. Chance of precipitation is 90%.

    High: 22 °C

    Showers

  • Monday Night

    Monday Night: Showers and possibly a thunderstorm. Low around 17. Southeast wind 11 to 16 km/h. Chance of precipitation is 90%.

    Low: 17 °C

    T-storms

  • Tuesday

    Tuesday: Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 22. Chance of precipitation is 70%.

    High: 22 °C

    Showers
    Likely

  • Tuesday Night

    Tuesday Night: A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 13.

    Low: 13 °C

    Slight Chance
    T-storms

  • Wednesday

    Wednesday: Sunny, with a high near 24.

    High: 24 °C

    Sunny

  • Wednesday Night

    Wednesday Night: A 20 percent chance of showers after 1am. Mostly clear, with a low around 14.

    Low: 14 °C

    Mostly Clear
    then Slight
    Chance
    Showers

Detailed Forecast

Tonight
Mostly clear, with a low around 12. Northwest wind 10 to 14 km/h becoming southwest after midnight.
Sunday
Sunny, with a high near 28. Southwest wind 8 to 14 km/h.
Sunday Night
A 30 percent chance of showers and thunderstorms after 1am. Increasing clouds, with a low around 17. South wind 10 to 13 km/h.
Monday
Showers, with thunderstorms also possible after 10am. High near 22. South wind 10 to 15 km/h increasing to 18 to 23 km/h in the morning. Winds could gust as high as 35 km/h. Chance of precipitation is 90%.
Monday Night
Showers and possibly a thunderstorm. Low around 17. Southeast wind 11 to 16 km/h. Chance of precipitation is 90%.
Tuesday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 22. Chance of precipitation is 70%.
Tuesday Night
A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 13.
Wednesday
Sunny, with a high near 24.
Wednesday Night
A 20 percent chance of showers after 1am. Mostly clear, with a low around 14.
Thursday
A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 27. Chance of precipitation is 40%.
Thursday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 16.
Friday
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 27.
Friday Night
A 20 percent chance of showers and thunderstorms. Mostly clear, with a low around 16.
Saturday
A 20 percent chance of showers and thunderstorms. Sunny, with a high near 28.
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Map Legend

ABOUT THIS FORECAST

 
Point Forecast:
Saint Louis MO
 38.64°N 90.23°W (Elev. 538 m)
Last Update:
2:22 pm CDT May 11, 2024
Forecast Valid:
4pm CDT May 11, 2024-6pm CDT May 18, 2024
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation