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

33°F

1°C

Humidity 52%
Wind Speed Calm
Barometer 30.43 in (1031.7 mb)
Dewpoint 17°F (-8°C)
Visibility 10.00 mi
Last update 28 Nov 12:51 pm CST
Extended Forecast for

Brentwood MO

Winter Weather Advisory November 29, 12:00am until November 30, 12:00am
Click here for hazard details and duration
Winter Weather Advisory

  • This Afternoon

    This Afternoon: Increasing clouds, with a high near 39. Calm wind becoming southeast around 5 mph.

    High: 39 °F

    Increasing
    Clouds

  • Tonight

    Tonight: Snow, mainly after 2am. Low around 31. Southeast wind 6 to 10 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New snow accumulation of around an inch possible.

    Low: 31 °F

    Slight Chance
    Snow then
    Snow

  • Saturday

    Saturday: Snow, possibly mixed with rain before 10am, then rain and snow, possibly mixed with sleet between 10am and 11am, then rain after 11am. High near 39. South wind 11 to 16 mph, with gusts as high as 33 mph. Chance of precipitation is 100%. New snow and sleet accumulation of 1 to 3 inches possible.

    High: 39 °F

    Wintry Mix
    then Rain

  • Saturday Night

    Saturday Night: A 50 percent chance of rain before 9pm. Cloudy, with a low around 25. South wind 13 to 17 mph becoming west after midnight. Winds could gust as high as 33 mph.

    Low: 25 °F

    Chance Rain
    then Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 30. Northwest wind 8 to 14 mph, with gusts as high as 25 mph.

    High: 30 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 20.

    Low: 20 °F

    Mostly Cloudy

  • Monday

    Monday: A 30 percent chance of snow after noon. Cloudy, with a high near 29.

    High: 29 °F

    Cloudy then
    Chance Snow

  • Monday Night

    Monday Night: A 50 percent chance of snow, mainly before midnight. Mostly cloudy, with a low around 21.

    Low: 21 °F

    Chance Snow
    then Slight
    Chance Snow

  • Tuesday

    Tuesday: Partly sunny, with a high near 31.

    High: 31 °F

    Partly Sunny

Detailed Forecast

This Afternoon
Increasing clouds, with a high near 39. Calm wind becoming southeast around 5 mph.
Tonight
Snow, mainly after 2am. Low around 31. Southeast wind 6 to 10 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New snow accumulation of around an inch possible.
Saturday
Snow, possibly mixed with rain before 10am, then rain and snow, possibly mixed with sleet between 10am and 11am, then rain after 11am. High near 39. South wind 11 to 16 mph, with gusts as high as 33 mph. Chance of precipitation is 100%. New snow and sleet accumulation of 1 to 3 inches possible.
Saturday Night
A 50 percent chance of rain before 9pm. Cloudy, with a low around 25. South wind 13 to 17 mph becoming west after midnight. Winds could gust as high as 33 mph.
Sunday
Mostly cloudy, with a high near 30. Northwest wind 8 to 14 mph, with gusts as high as 25 mph.
Sunday Night
Mostly cloudy, with a low around 20.
Monday
A 30 percent chance of snow after noon. Cloudy, with a high near 29.
Monday Night
A 50 percent chance of snow, mainly before midnight. Mostly cloudy, with a low around 21.
Tuesday
Partly sunny, with a high near 31.
Tuesday Night
Partly cloudy, with a low around 20.
Wednesday
Mostly sunny, with a high near 40.
Wednesday Night
Mostly cloudy, with a low around 21.
Thursday
Partly sunny, with a high near 31.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Brentwood MO
 38.62°N 90.35°W (Elev. 499 ft)
Last Update:
1:36 pm CST Nov 28, 2025
Forecast Valid:
1pm CST Nov 28, 2025-6pm CST Dec 4, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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