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.

Mostly Cloudy

61°F

16°C

Humidity 58%
Wind Speed S 12 mph
Barometer 29.58 in (1001.2 mb)
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Last update 15 Mar 3:51 am CDT
Extended Forecast for

Greendale MO

Wind Advisory March 15, 10:00am until March 16, 12:00pm
Click here for hazard details and duration
Wind Advisory

  • Today

    Today: A chance of rain and thunderstorms, then rain and possibly a thunderstorm after 3pm. High near 67. Breezy, with a south wind 17 to 21 mph, with gusts as high as 41 mph. Chance of precipitation is 90%.

    High: 67 °F

    Breezy.
    Chance
    T-storms then
    Rain

  • Tonight

    Tonight: Rain and snow likely before 3am, then a slight chance of snow between 3am and 5am. Mostly cloudy, with a low around 21. Breezy, with a northwest wind 23 to 26 mph, with gusts as high as 45 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    Low: 21 °F

    Breezy.
    Rain/Snow
    Likely then
    Chance Snow

  • Monday

    Monday: A slight chance of snow between 7am and 1pm. Partly sunny, with a high near 30. Blustery, with a northwest wind 20 to 24 mph, with gusts as high as 43 mph. Chance of precipitation is 20%.

    High: 30 °F

    Slight Chance
    Snow and
    Blustery

  • Monday Night

    Monday Night: Mostly clear, with a low around 15. Northwest wind 10 to 17 mph, with gusts as high as 28 mph.

    Low: 15 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 38. Northwest wind around 7 mph becoming south in the afternoon.

    High: 38 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A chance of snow between 1am and 4am, then a chance of rain after 4am. Mostly cloudy, with a steady temperature around 37. Chance of precipitation is 30%.

    Low: 37 °F

    Mostly Cloudy
    then Chance
    Rain/Snow

  • Wednesday

    Wednesday: A 30 percent chance of rain before 7am. Mostly sunny, with a high near 64.

    High: 64 °F

    Chance Rain
    then 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 72.

    High: 72 °F

    Sunny

Detailed Forecast

Today
A chance of rain and thunderstorms, then rain and possibly a thunderstorm after 3pm. High near 67. Breezy, with a south wind 17 to 21 mph, with gusts as high as 41 mph. Chance of precipitation is 90%.
Tonight
Rain and snow likely before 3am, then a slight chance of snow between 3am and 5am. Mostly cloudy, with a low around 21. Breezy, with a northwest wind 23 to 26 mph, with gusts as high as 45 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Monday
A slight chance of snow between 7am and 1pm. Partly sunny, with a high near 30. Blustery, with a northwest wind 20 to 24 mph, with gusts as high as 43 mph. Chance of precipitation is 20%.
Monday Night
Mostly clear, with a low around 15. Northwest wind 10 to 17 mph, with gusts as high as 28 mph.
Tuesday
Mostly sunny, with a high near 38. Northwest wind around 7 mph becoming south in the afternoon.
Tuesday Night
A chance of snow between 1am and 4am, then a chance of rain after 4am. Mostly cloudy, with a steady temperature around 37. Chance of precipitation is 30%.
Wednesday
A 30 percent chance of rain before 7am. Mostly sunny, with a high near 64.
Wednesday Night
Partly cloudy, with a low around 43.
Thursday
Sunny, with a high near 72.
Thursday Night
Mostly clear, with a low around 46.
Friday
Mostly sunny, with a high near 76.
Friday Night
Mostly cloudy, with a low around 50.
Saturday
Mostly sunny, with a high near 69.
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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:
2:11 am CDT Mar 15, 2026
Forecast Valid:
4am CDT Mar 15, 2026-6pm CDT Mar 21, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation