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

19°F

-7°C

Humidity 43%
Wind Speed N 15 G 23 mph
Barometer 30.47 in (1032.9 mb)
Dewpoint 0°F (-18°C)
Visibility 10.00 mi
Wind Chill5°F (-15°C)
Last update 23 Jan 3:51 am CST
Extended Forecast for

Greendale MO

Cold Weather Advisory January 24, 12:00am until January 24, 12:00pm
Winter Storm Warning January 24, 12:00am until January 25, 06:00pm
Click here for hazard details and duration
Cold Weather Advisory
Winter Storm Warning

  • Today

    Today: Cloudy, then gradually becoming mostly sunny and cold, with a temperature falling to around 8 by 5pm. North wind 11 to 16 mph, with gusts as high as 26 mph.

    High: 15 °F⇓

    Cold

  • Tonight

    Tonight: Increasing clouds, with a low around 4. Wind chill values as low as -10. Northeast wind around 11 mph.

    Low: 4 °F

    Increasing
    Clouds

  • Saturday

    Saturday: Snow. High near 11. Northeast wind around 9 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.

    High: 11 °F

    Snow Likely
    then Snow

  • Saturday Night

    Saturday Night: Snow. Low around 10. Northeast wind 7 to 10 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 5 inches possible.

    Low: 10 °F

    Snow

  • Sunday

    Sunday: Snow likely, mainly before noon. Cloudy and cold, with a high near 15. North wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 70%. New snow accumulation of 2 to 4 inches possible.

    High: 15 °F

    Snow Likely

  • Sunday Night

    Sunday Night: A 20 percent chance of snow before midnight. Partly cloudy, with a low around 0.

    Low: 0 °F

    Slight Chance
    Snow then
    Partly Cloudy

  • Monday

    Monday: Sunny and cold, with a high near 17.

    High: 17 °F

    Cold

  • Monday Night

    Monday Night: Clear, with a low around 8.

    Low: 8 °F

    Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 32.

    High: 32 °F

    Mostly Sunny

Detailed Forecast

Today
Cloudy, then gradually becoming mostly sunny and cold, with a temperature falling to around 8 by 5pm. North wind 11 to 16 mph, with gusts as high as 26 mph.
Tonight
Increasing clouds, with a low around 4. Wind chill values as low as -10. Northeast wind around 11 mph.
Saturday
Snow. High near 11. Northeast wind around 9 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.
Saturday Night
Snow. Low around 10. Northeast wind 7 to 10 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 5 inches possible.
Sunday
Snow likely, mainly before noon. Cloudy and cold, with a high near 15. North wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 70%. New snow accumulation of 2 to 4 inches possible.
Sunday Night
A 20 percent chance of snow before midnight. Partly cloudy, with a low around 0.
Monday
Sunny and cold, with a high near 17.
Monday Night
Clear, with a low around 8.
Tuesday
Mostly sunny, with a high near 32.
Tuesday Night
Mostly cloudy, with a low around 10.
Wednesday
Partly sunny, with a high near 24.
Wednesday Night
Partly cloudy, with a low around 4.
Thursday
Mostly sunny and cold, with a high near 18.
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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:
3:16 am CST Jan 23, 2026
Forecast Valid:
4am CST Jan 23, 2026-6pm CST Jan 29, 2026
 
Forecast Discussion
 
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Additional Resources

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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