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NWS St. Louis Announces Changes To May 16, 2025 Tornado Damage Assessment

After a year-long review of new ground survey data and aerial imagery, NWS St. Louis made several adjustments to the May 16, 2025 tornado damage assessment. Read More >

Hazardous Weather Conditions

Current conditions at

St. Louis Lambert International Airport (KSTL)

Lat: 38.75°NLon: 90.37°WElev: 604ft.

A Few Clouds

54°F

12°C

Humidity 69%
Wind Speed NE 7 mph
Barometer 30.18 in (1021.6 mb)
Dewpoint 44°F (7°C)
Visibility 10.00 mi
Wind Chill52°F (11°C)
Last update 21 May 6:51 am CDT
Extended Forecast for

Earth City MO

  • Today

    Today: Partly sunny, with a high near 73. East wind 7 to 9 mph.

    High: 73 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 57. East wind 6 to 9 mph.

    Low: 57 °F

    Mostly Cloudy

  • Friday

    Friday: Showers likely, with thunderstorms also possible after 1pm. Cloudy, with a high near 71. East wind around 8 mph. Chance of precipitation is 70%.

    High: 71 °F

    Showers
    Likely

  • Friday Night

    Friday Night: A 40 percent chance of showers before 1am. Mostly cloudy, with a low around 58. East wind around 6 mph becoming light and variable.

    Low: 58 °F

    Chance
    Showers

  • Saturday

    Saturday: A 20 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 82. West wind around 5 mph.

    High: 82 °F

    Partly Sunny
    then Slight
    Chance
    T-storms

  • Saturday Night

    Saturday Night: A 40 percent chance of showers and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 61.

    Low: 61 °F

    Slight Chance
    T-storms then
    Chance
    Showers

  • Sunday

    Sunday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 82. Chance of precipitation is 60%.

    High: 82 °F

    Showers
    Likely

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 62.

    Low: 62 °F

    Mostly Cloudy

  • Memorial Day

    Memorial Day: A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 82.

    High: 82 °F

    Slight Chance
    T-storms

Detailed Forecast

Today
Partly sunny, with a high near 73. East wind 7 to 9 mph.
Tonight
Mostly cloudy, with a low around 57. East wind 6 to 9 mph.
Friday
Showers likely, with thunderstorms also possible after 1pm. Cloudy, with a high near 71. East wind around 8 mph. Chance of precipitation is 70%.
Friday Night
A 40 percent chance of showers before 1am. Mostly cloudy, with a low around 58. East wind around 6 mph becoming light and variable.
Saturday
A 20 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 82. West wind around 5 mph.
Saturday Night
A 40 percent chance of showers and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 61.
Sunday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 82. Chance of precipitation is 60%.
Sunday Night
Mostly cloudy, with a low around 62.
Memorial Day
A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 82.
Monday Night
A slight chance of showers and thunderstorms, then a chance of showers after 1am. Mostly cloudy, with a low around 64. Chance of precipitation is 30%.
Tuesday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 85.
Tuesday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 66.
Wednesday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 88.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Earth City MO
 38.78°N 90.48°W (Elev. 440 ft)
Last Update:
6:36 am CDT May 21, 2026
Forecast Valid:
7am CDT May 21, 2026-6pm CDT May 27, 2026
 
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