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

47°F

8°C

Humidity 50%
Wind Speed NW 14 mph
Barometer 30.31 in (1026.7 mb)
Dewpoint 29°F (-2°C)
Visibility 10.00 mi
Wind Chill41°F (5°C)
Last update 5 Apr 9:51 am CDT
Extended Forecast for

Greendale MO

  • Today

    Today: Sunny, with a high near 59. Northwest wind 11 to 13 mph, with gusts as high as 22 mph.

    High: 59 °F

    Sunny

  • Tonight

    Tonight: Clear, with a low around 42. West wind 5 to 7 mph.

    Low: 42 °F

    Clear

  • Monday

    Monday: Mostly sunny, with a high near 62. Northwest wind 7 to 10 mph.

    High: 62 °F

    Mostly Sunny

  • Monday Night

    Monday Night: A 20 percent chance of showers after 1am. Mostly cloudy, with a low around 38. North wind 8 to 10 mph, with gusts as high as 20 mph.

    Low: 38 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 53. East wind around 9 mph.

    High: 53 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 43.

    Low: 43 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 74.

    High: 74 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 55.

    Low: 55 °F

    Partly Cloudy

  • Thursday

    Thursday: A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 77.

    High: 77 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

Detailed Forecast

Today
Sunny, with a high near 59. Northwest wind 11 to 13 mph, with gusts as high as 22 mph.
Tonight
Clear, with a low around 42. West wind 5 to 7 mph.
Monday
Mostly sunny, with a high near 62. Northwest wind 7 to 10 mph.
Monday Night
A 20 percent chance of showers after 1am. Mostly cloudy, with a low around 38. North wind 8 to 10 mph, with gusts as high as 20 mph.
Tuesday
Mostly cloudy, with a high near 53. East wind around 9 mph.
Tuesday Night
Mostly cloudy, with a low around 43.
Wednesday
Mostly sunny, with a high near 74.
Wednesday Night
Partly cloudy, with a low around 55.
Thursday
A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 77.
Thursday Night
A slight chance of showers and thunderstorms, then a chance of showers after 1am. Mostly cloudy, with a low around 56. Chance of precipitation is 30%.
Friday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 78.
Friday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 58.
Saturday
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 77.
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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:
9:51 am CDT Apr 5, 2026
Forecast Valid:
10am CDT Apr 5, 2026-6pm CDT Apr 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