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.

A Few Clouds

68°F

20°C

Humidity 68%
Wind Speed Calm
Barometer 30.06 in (1016.5 mb)
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Last update 15 Jun 5:51 am CDT
Extended Forecast for

Saint Louis MO

  • Today

    Today: Sunny, with a high near 92. Calm wind becoming southeast 5 to 8 mph in the morning.

    High: 92 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 72. Southeast wind 6 to 8 mph.

    Low: 72 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny and hot, with a high near 98. Heat index values as high as 103. South wind 6 to 11 mph, with gusts as high as 20 mph.

    High: 98 °F

    Hot

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 77. South wind 6 to 9 mph.

    Low: 77 °F

    Mostly Clear

  • Monday

    Monday: A 30 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 96. South wind 6 to 13 mph, with gusts as high as 24 mph.

    High: 96 °F

    Sunny then
    Chance
    T-storms

  • Monday Night

    Monday Night: A 20 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 75.

    Low: 75 °F

    Partly Cloudy
    then Slight
    Chance
    T-storms

  • Tuesday

    Tuesday: A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 90.

    High: 90 °F

    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 74.

    Low: 74 °F

    Partly Cloudy

  • Juneteenth

    Juneteenth: A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 93. Chance of precipitation is 30%.

    High: 93 °F

    Slight Chance
    Showers then
    Chance
    T-storms

Detailed Forecast

Today
Sunny, with a high near 92. Calm wind becoming southeast 5 to 8 mph in the morning.
Tonight
Mostly clear, with a low around 72. Southeast wind 6 to 8 mph.
Sunday
Mostly sunny and hot, with a high near 98. Heat index values as high as 103. South wind 6 to 11 mph, with gusts as high as 20 mph.
Sunday Night
Mostly clear, with a low around 77. South wind 6 to 9 mph.
Monday
A 30 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 96. South wind 6 to 13 mph, with gusts as high as 24 mph.
Monday Night
A 20 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 75.
Tuesday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 90.
Tuesday Night
Partly cloudy, with a low around 74.
Juneteenth
A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 93. Chance of precipitation is 30%.
Wednesday Night
Partly cloudy, with a low around 74.
Thursday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 94.
Thursday Night
Partly cloudy, with a low around 74.
Friday
A 20 percent chance of showers and thunderstorms. Sunny and hot, with a high near 97.
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Map Legend

ABOUT THIS FORECAST

 
Point Forecast:
Saint Louis MO
 38.64°N 90.23°W (Elev. 538 ft)
Last Update:
5:22 am CDT Jun 15, 2024
Forecast Valid:
6am CDT Jun 15, 2024-6pm CDT Jun 21, 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