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

82°F

28°C

Humidity 44%
Wind Speed S 12 G 20 mph
Barometer 30.15 in (1019.7 mb)
Dewpoint 58°F (14°C)
Visibility 10.00 mi
Heat Index82°F (28°C)
Last update 4 Oct 12:51 pm CDT
Extended Forecast for

Earth City MO

  • This Afternoon

    This Afternoon: Sunny, with a high near 88. South wind 9 to 11 mph.

    High: 88 °F

    Sunny

  • Tonight

    Tonight: Clear, with a low around 62. South wind 5 to 8 mph.

    Low: 62 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 89. South wind 6 to 11 mph.

    High: 89 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 66. South wind 5 to 8 mph.

    Low: 66 °F

    Mostly Clear

  • Monday

    Monday: A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Sunny, with a high near 87. South wind 3 to 6 mph. Chance of precipitation is 30%.

    High: 87 °F

    Chance
    Showers

  • Monday Night

    Monday Night: A slight chance of showers, then a chance of showers and thunderstorms after 10pm. Partly cloudy, with a low around 65. Chance of precipitation is 40%.

    Low: 65 °F

    Chance
    T-storms

  • Tuesday

    Tuesday: A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 78.

    High: 78 °F

    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 54.

    Low: 54 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 74.

    High: 74 °F

    Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 88. South wind 9 to 11 mph.
Tonight
Clear, with a low around 62. South wind 5 to 8 mph.
Sunday
Sunny, with a high near 89. South wind 6 to 11 mph.
Sunday Night
Mostly clear, with a low around 66. South wind 5 to 8 mph.
Monday
A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Sunny, with a high near 87. South wind 3 to 6 mph. Chance of precipitation is 30%.
Monday Night
A slight chance of showers, then a chance of showers and thunderstorms after 10pm. Partly cloudy, with a low around 65. Chance of precipitation is 40%.
Tuesday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 78.
Tuesday Night
Mostly cloudy, with a low around 54.
Wednesday
Sunny, with a high near 74.
Wednesday Night
Mostly clear, with a low around 51.
Thursday
Sunny, with a high near 74.
Thursday Night
Mostly clear, with a low around 53.
Friday
A 20 percent chance of showers and thunderstorms. Sunny, with a high near 78.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Earth City MO
 38.78°N 90.48°W (Elev. 440 ft)
Last Update:
11:51 am CDT Oct 4, 2025
Forecast Valid:
12pm CDT Oct 4, 2025-6pm CDT Oct 10, 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