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.

Partly Cloudy

93°F

34°C

Humidity 37%
Wind Speed S 12 mph
Barometer 30.18 in (1020.5 mb)
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Heat Index94°F (34°C)
Last update 21 Jun 1:51 pm CDT
Extended Forecast for

Saint Louis MO

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 95. South wind around 7 mph.

    High: 95 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 74. South wind 3 to 7 mph.

    Low: 74 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 96. Southwest wind 6 to 11 mph.

    High: 96 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A slight chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 75. Southwest wind 6 to 9 mph. Chance of precipitation is 60%.

    Low: 75 °F

    Slight Chance
    T-storms then
    Showers
    Likely

  • Sunday

    Sunday: A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 94. Northwest wind 6 to 8 mph.

    High: 94 °F

    Chance
    T-storms

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 73.

    Low: 73 °F

    Mostly Clear

  • Monday

    Monday: Sunny and hot, with a high near 99.

    High: 99 °F

    Hot

  • Monday Night

    Monday Night: Mostly clear, with a low around 78.

    Low: 78 °F

    Mostly Clear

  • Tuesday

    Tuesday: A 20 percent chance of showers and thunderstorms after 1pm. Sunny and hot, with a high near 102.

    High: 102 °F

    Sunny then
    Slight Chance
    T-storms

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 95. South wind around 7 mph.
Tonight
Partly cloudy, with a low around 74. South wind 3 to 7 mph.
Saturday
Mostly sunny, with a high near 96. Southwest wind 6 to 11 mph.
Saturday Night
A slight chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 75. Southwest wind 6 to 9 mph. Chance of precipitation is 60%.
Sunday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 94. Northwest wind 6 to 8 mph.
Sunday Night
Mostly clear, with a low around 73.
Monday
Sunny and hot, with a high near 99.
Monday Night
Mostly clear, with a low around 78.
Tuesday
A 20 percent chance of showers and thunderstorms after 1pm. Sunny and hot, with a high near 102.
Tuesday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 75.
Wednesday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 90.
Wednesday Night
Mostly clear, with a low around 69.
Thursday
Sunny, with a high near 89.
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ABOUT THIS FORECAST

 
Point Forecast:
Saint Louis MO
 38.64°N 90.26°W (Elev. 499 ft)
Last Update:
10:37 am CDT Jun 21, 2024
Forecast Valid:
2pm CDT Jun 21, 2024-6pm CDT Jun 27, 2024
 
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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