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

74°F

23°C

Humidity 64%
Wind Speed S 8 mph
Barometer 30.02 in (1015.2 mb)
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Last update 12 Jun 3:51 am CDT
Extended Forecast for

Saint Louis MO

  • Today

    Today: Mostly cloudy, with a high near 83. Calm wind becoming south 5 to 7 mph in the morning.

    High: 83 °F

    Mostly Cloudy

  • Tonight

    Tonight: A 30 percent chance of showers and thunderstorms, mainly after 4am. Cloudy, with a low around 69. Southeast wind around 6 mph.

    Low: 69 °F

    Chance
    Showers then
    Chance
    T-storms

  • Friday

    Friday: A chance of showers and thunderstorms before 10am, then showers likely between 10am and 1pm, then showers and possibly a thunderstorm after 1pm. High near 81. Southeast wind 5 to 8 mph. Chance of precipitation is 80%.

    High: 81 °F

    Showers

  • Friday Night

    Friday Night: A chance of showers and thunderstorms before 1am, then a slight chance of showers between 1am and 4am, then a slight chance of showers and thunderstorms after 4am. Mostly cloudy, with a low around 70. South wind 3 to 6 mph. Chance of precipitation is 50%.

    Low: 70 °F

    Chance
    T-storms then
    Chance
    Showers

  • Saturday

    Saturday: A chance of showers and thunderstorms before 7am, then a chance of showers between 7am and 10am, then a chance of showers and thunderstorms after 10am. Partly sunny, with a high near 85. Light and variable wind becoming west around 6 mph in the morning. Chance of precipitation is 50%.

    High: 85 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 70.

    Low: 70 °F

    Partly Cloudy

  • Sunday

    Sunday: A 30 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 85.

    High: 85 °F

    Partly Sunny
    then Chance
    Showers

  • Sunday Night

    Sunday Night: A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 69.

    Low: 69 °F

    Slight Chance
    T-storms

  • Monday

    Monday: A 40 percent chance of showers and thunderstorms, mainly after 1pm. Partly sunny, with a high near 87.

    High: 87 °F

    Chance
    T-storms

Detailed Forecast

Today
Mostly cloudy, with a high near 83. Calm wind becoming south 5 to 7 mph in the morning.
Tonight
A 30 percent chance of showers and thunderstorms, mainly after 4am. Cloudy, with a low around 69. Southeast wind around 6 mph.
Friday
A chance of showers and thunderstorms before 10am, then showers likely between 10am and 1pm, then showers and possibly a thunderstorm after 1pm. High near 81. Southeast wind 5 to 8 mph. Chance of precipitation is 80%.
Friday Night
A chance of showers and thunderstorms before 1am, then a slight chance of showers between 1am and 4am, then a slight chance of showers and thunderstorms after 4am. Mostly cloudy, with a low around 70. South wind 3 to 6 mph. Chance of precipitation is 50%.
Saturday
A chance of showers and thunderstorms before 7am, then a chance of showers between 7am and 10am, then a chance of showers and thunderstorms after 10am. Partly sunny, with a high near 85. Light and variable wind becoming west around 6 mph in the morning. Chance of precipitation is 50%.
Saturday Night
Partly cloudy, with a low around 70.
Sunday
A 30 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 85.
Sunday Night
A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 69.
Monday
A 40 percent chance of showers and thunderstorms, mainly after 1pm. Partly sunny, with a high near 87.
Monday Night
A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 71.
Tuesday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 90.
Tuesday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 73.
Wednesday
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 92.
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ABOUT THIS FORECAST

 
Point Forecast:
Saint Louis MO
 38.64°N 90.23°W (Elev. 538 ft)
Last Update:
2:52 am CDT Jun 12, 2025
Forecast Valid:
4am CDT Jun 12, 2025-6pm CDT Jun 18, 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