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.

Fair

43°F

6°C

Humidity 56%
Wind Speed N 13 G 20 mph
Barometer 30.13 in (1020.2 mb)
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Wind Chill36°F (2°C)
Last update 10 Feb 9:51 pm CST
Extended Forecast for

Greendale MO

  • Tonight

    Tonight: Mostly clear, with a low around 31. North wind 6 to 11 mph, with gusts as high as 20 mph.

    Low: 31 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 51. North wind around 6 mph becoming calm in the afternoon.

    High: 51 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Increasing clouds, with a low around 34. Calm wind.

    Low: 34 °F

    Increasing
    Clouds

  • Thursday

    Thursday: Mostly cloudy, with a high near 50. Calm wind becoming southeast around 6 mph in the morning.

    High: 50 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: A 20 percent chance of rain before midnight. Mostly cloudy, with a low around 35. Southeast wind 3 to 6 mph.

    Low: 35 °F

    Slight Chance
    Rain then
    Mostly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 54.

    High: 54 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 38.

    Low: 38 °F

    Mostly Cloudy

  • Saturday

    Saturday: A 40 percent chance of rain. Cloudy, with a high near 51.

    High: 51 °F

    Chance Rain

  • Saturday Night

    Saturday Night: A 50 percent chance of rain. Mostly cloudy, with a low around 41.

    Low: 41 °F

    Chance Rain

Detailed Forecast

Tonight
Mostly clear, with a low around 31. North wind 6 to 11 mph, with gusts as high as 20 mph.
Wednesday
Sunny, with a high near 51. North wind around 6 mph becoming calm in the afternoon.
Wednesday Night
Increasing clouds, with a low around 34. Calm wind.
Thursday
Mostly cloudy, with a high near 50. Calm wind becoming southeast around 6 mph in the morning.
Thursday Night
A 20 percent chance of rain before midnight. Mostly cloudy, with a low around 35. Southeast wind 3 to 6 mph.
Friday
Mostly sunny, with a high near 54.
Friday Night
Mostly cloudy, with a low around 38.
Saturday
A 40 percent chance of rain. Cloudy, with a high near 51.
Saturday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 41.
Sunday
A 30 percent chance of rain before noon. Mostly sunny, with a high near 56.
Sunday Night
Mostly clear, with a low around 37.
Washington's Birthday
Sunny, with a high near 60.
Monday Night
Mostly cloudy, with a low around 44.
Tuesday
Partly sunny, with a high near 65.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Greendale MO
 38.69°N 90.31°W (Elev. 594 ft)
Last Update:
10:21 pm CST Feb 10, 2026
Forecast Valid:
10pm CST Feb 10, 2026-6pm CST Feb 17, 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