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

14°C

58°F

Humidity 72%
Wind Speed E 6 km/h
Barometer 1018.4 mb (30.09 in)
Dewpoint 9°C (49°F)
Visibility 16 km
Last update 24 May 4:51 am CDT
Extended Forecast for

Saint Louis MO

  • Today

    Today: A slight chance of showers between 9am and 3pm. Mostly cloudy, with a high near 22. Light east wind becoming southeast 8 to 13 km/h in the morning. Chance of precipitation is 20%.

    High: 22 °C

    Slight Chance
    Showers

  • Tonight

    Tonight: A 40 percent chance of showers, mainly after 3am. Mostly cloudy, with a low around 14. East wind 8 to 11 km/h.

    Low: 14 °C

    Mostly Cloudy
    then Chance
    Showers

  • Sunday

    Sunday: Showers and thunderstorms likely before 4pm, then a chance of showers. Mostly cloudy, with a high near 19. East wind 11 to 16 km/h, with gusts as high as 32 km/h. Chance of precipitation is 60%.

    High: 19 °C

    Showers
    Likely

  • Sunday Night

    Sunday Night: A 50 percent chance of showers. Cloudy, with a low around 12. East wind 11 to 14 km/h.

    Low: 12 °C

    Chance
    Showers

  • Memorial Day

    Memorial Day: Showers likely. Mostly cloudy, with a high near 18. East wind 13 to 16 km/h. Chance of precipitation is 60%.

    High: 18 °C

    Showers
    Likely

  • Monday Night

    Monday Night: A chance of showers, with thunderstorms also possible after 1am. Cloudy, with a low around 14. Chance of precipitation is 50%.

    Low: 14 °C

    Chance
    Showers

  • Tuesday

    Tuesday: A chance of showers and thunderstorms. Mostly cloudy, with a high near 22. Chance of precipitation is 50%.

    High: 22 °C

    Chance
    Showers

  • Tuesday Night

    Tuesday Night: A 20 percent chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 15.

    Low: 15 °C

    Slight Chance
    T-storms

  • Wednesday

    Wednesday: Partly sunny, with a high near 24.

    High: 24 °C

    Partly Sunny

Detailed Forecast

Today
A slight chance of showers between 9am and 3pm. Mostly cloudy, with a high near 22. Light east wind becoming southeast 8 to 13 km/h in the morning. Chance of precipitation is 20%.
Tonight
A 40 percent chance of showers, mainly after 3am. Mostly cloudy, with a low around 14. East wind 8 to 11 km/h.
Sunday
Showers and thunderstorms likely before 4pm, then a chance of showers. Mostly cloudy, with a high near 19. East wind 11 to 16 km/h, with gusts as high as 32 km/h. Chance of precipitation is 60%.
Sunday Night
A 50 percent chance of showers. Cloudy, with a low around 12. East wind 11 to 14 km/h.
Memorial Day
Showers likely. Mostly cloudy, with a high near 18. East wind 13 to 16 km/h. Chance of precipitation is 60%.
Monday Night
A chance of showers, with thunderstorms also possible after 1am. Cloudy, with a low around 14. Chance of precipitation is 50%.
Tuesday
A chance of showers and thunderstorms. Mostly cloudy, with a high near 22. Chance of precipitation is 50%.
Tuesday Night
A 20 percent chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 15.
Wednesday
Partly sunny, with a high near 24.
Wednesday Night
Mostly cloudy, with a low around 15.
Thursday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 26.
Thursday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 15.
Friday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 25.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Saint Louis MO
 38.64°N 90.23°W (Elev. 538 m)
Last Update:
5:37 am CDT May 24, 2025
Forecast Valid:
5am CDT May 24, 2025-6pm CDT May 30, 2025
 
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