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.

Light Snow and Windy

28°F

-2°C

Humidity 72%
Wind Speed W 26 G 47 mph
Barometer 29.74 in (1007.3 mb)
Dewpoint 20°F (-7°C)
Visibility 9.00 mi
Wind Chill13°F (-11°C)
Last update 16 Mar 3:51 am CDT
Extended Forecast for

Greendale MO

Wind Advisory March 16, 04:23am until March 16, 12:00pm
Click here for hazard details and duration
Wind Advisory
  •  
    Wind Advisory March 16, 04:23am until March 16, 12:00pm

    NOW until 12:00pm Mon

    Wind Advisory

  • Today

    High: 28 °F

    Blustery.
    Chance Snow
    then Mostly
    Cloudy

  • Tonight

    Tonight: Partly cloudy, with a low around 15. Northwest wind 11 to 17 mph, with gusts as high as 26 mph.

    Low: 15 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 37. Northwest wind 6 to 8 mph becoming south in the afternoon.

    High: 37 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A chance of snow before 10pm, then a chance of rain and snow between 10pm and 4am, then a chance of snow after 4am. Mostly cloudy, with a low around 33. Southeast wind 6 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 40%.

    Low: 33 °F

    Chance
    Rain/Snow

  • Wednesday

    Wednesday: Mostly sunny, with a high near 64. South wind 8 to 10 mph becoming west in the afternoon.

    High: 64 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 43.

    Low: 43 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 73.

    High: 73 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 46.

    Low: 46 °F

    Partly Cloudy

Detailed Forecast

Today
A 30 percent chance of snow, mainly before 7am. Cloudy, with a high near 28. Blustery, with a northwest wind 20 to 26 mph, with gusts as high as 43 mph.
Tonight
Partly cloudy, with a low around 15. Northwest wind 11 to 17 mph, with gusts as high as 26 mph.
Tuesday
Mostly sunny, with a high near 37. Northwest wind 6 to 8 mph becoming south in the afternoon.
Tuesday Night
A chance of snow before 10pm, then a chance of rain and snow between 10pm and 4am, then a chance of snow after 4am. Mostly cloudy, with a low around 33. Southeast wind 6 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 40%.
Wednesday
Mostly sunny, with a high near 64. South wind 8 to 10 mph becoming west in the afternoon.
Wednesday Night
Partly cloudy, with a low around 43.
Thursday
Sunny, with a high near 73.
Thursday Night
Partly cloudy, with a low around 46.
Friday
Mostly sunny, with a high near 76.
Friday Night
Partly cloudy, with a low around 55.
Saturday
Sunny, with a high near 78.
Saturday Night
Partly cloudy, with a low around 51.
Sunday
Sunny, with a high near 71.
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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:
3:56 am CDT Mar 16, 2026
Forecast Valid:
4am CDT Mar 16, 2026-6pm CDT Mar 22, 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