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.

Thunderstorm Light Rain

58°F

14°C

Humidity 87%
Wind Speed N 14 mph
Barometer 29.75 in (1006.5 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 5 May 4:51 am CDT
Extended Forecast for

Greendale MO

  • Overnight

    Overnight: Showers and possibly a thunderstorm. Steady temperature around 60. North wind around 6 mph. Chance of precipitation is 100%.

    Low: 60 °F

    Showers

  • Tuesday

    Tuesday: Showers and possibly a thunderstorm. High near 56. North wind 6 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 90%.

    High: 56 °F

    Showers

  • Tuesday Night

    Tuesday Night: Showers and possibly a thunderstorm before 2am, then a slight chance of showers between 2am and 3am. Low around 46. Northeast wind 7 to 11 mph, with gusts as high as 20 mph. Chance of precipitation is 100%.

    Low: 46 °F

    Showers then
    Chance
    Showers

  • Wednesday

    Wednesday: A 20 percent chance of showers. Partly sunny, with a high near 60. North wind 6 to 8 mph.

    High: 60 °F

    Slight Chance
    Showers

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 43. North wind 3 to 6 mph.

    Low: 43 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 65.

    High: 65 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 48.

    Low: 48 °F

    Mostly Clear

  • Friday

    Friday: A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 76.

    High: 76 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Friday Night

    Friday Night: A 30 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 52.

    Low: 52 °F

    Chance
    Showers

Detailed Forecast

Overnight
Showers and possibly a thunderstorm. Steady temperature around 60. North wind around 6 mph. Chance of precipitation is 100%.
Tuesday
Showers and possibly a thunderstorm. High near 56. North wind 6 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 90%.
Tuesday Night
Showers and possibly a thunderstorm before 2am, then a slight chance of showers between 2am and 3am. Low around 46. Northeast wind 7 to 11 mph, with gusts as high as 20 mph. Chance of precipitation is 100%.
Wednesday
A 20 percent chance of showers. Partly sunny, with a high near 60. North wind 6 to 8 mph.
Wednesday Night
Partly cloudy, with a low around 43. North wind 3 to 6 mph.
Thursday
Sunny, with a high near 65.
Thursday Night
Mostly clear, with a low around 48.
Friday
A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 76.
Friday Night
A 30 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 52.
Saturday
Sunny, with a high near 79.
Saturday Night
A 50 percent chance of showers. Partly cloudy, with a low around 58.
Sunday
Showers likely and possibly a thunderstorm. Partly sunny, with a high near 75. Chance of precipitation is 60%.
Sunday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 50.
Monday
Mostly sunny, with a high near 73.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Greendale MO
 38.69°N 90.31°W (Elev. 594 ft)
Last Update:
4:31 am CDT May 5, 2026
Forecast Valid:
5am CDT May 5, 2026-6pm CDT May 11, 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