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 Rain Fog/Mist

61°F

16°C

Humidity 93%
Wind Speed W 6 mph
Barometer 29.76 in (1006.9 mb)
Dewpoint 59°F (15°C)
Visibility 6.00 mi
Last update 11 Mar 9:51 am CDT
Extended Forecast for

Brentwood MO

  • Today

    Today: A 50 percent chance of showers, mainly before 3pm. Cloudy, with a temperature falling to around 44 by 4pm. Northwest wind 11 to 17 mph, with gusts as high as 30 mph.

    High: 62 °F⇓

    Chance
    Showers

  • Tonight

    Tonight: Mostly cloudy during the early evening, then gradual clearing, with a low around 32. Northwest wind 5 to 15 mph, with gusts as high as 28 mph.

    Low: 32 °F

    Gradual
    Clearing

  • Thursday

    Thursday: Sunny, with a high near 56. Calm wind becoming southwest 5 to 8 mph in the morning.

    High: 56 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 45. South wind 9 to 16 mph, with gusts as high as 30 mph.

    Low: 45 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 62. Northwest wind 9 to 13 mph, with gusts as high as 24 mph.

    High: 62 °F

    Partly Sunny

  • Friday Night

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

    Low: 38 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 66.

    High: 66 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A 20 percent chance of rain and thunderstorms after 1am. Mostly cloudy, with a low around 54.

    Low: 54 °F

    Mostly Cloudy
    then Slight
    Chance
    T-storms

  • Sunday

    Sunday: Rain likely and possibly a thunderstorm, then rain after 1pm. High near 67. Breezy. Chance of precipitation is 80%.

    High: 67 °F

    Rain and
    Breezy

Detailed Forecast

Today
A 50 percent chance of showers, mainly before 3pm. Cloudy, with a temperature falling to around 44 by 4pm. Northwest wind 11 to 17 mph, with gusts as high as 30 mph.
Tonight
Mostly cloudy during the early evening, then gradual clearing, with a low around 32. Northwest wind 5 to 15 mph, with gusts as high as 28 mph.
Thursday
Sunny, with a high near 56. Calm wind becoming southwest 5 to 8 mph in the morning.
Thursday Night
Partly cloudy, with a low around 45. South wind 9 to 16 mph, with gusts as high as 30 mph.
Friday
Partly sunny, with a high near 62. Northwest wind 9 to 13 mph, with gusts as high as 24 mph.
Friday Night
Mostly cloudy, with a low around 38.
Saturday
Mostly sunny, with a high near 66.
Saturday Night
A 20 percent chance of rain and thunderstorms after 1am. Mostly cloudy, with a low around 54.
Sunday
Rain likely and possibly a thunderstorm, then rain after 1pm. High near 67. Breezy. Chance of precipitation is 80%.
Sunday Night
A chance of rain and snow before 1am. Mostly cloudy, with a low around 25. Blustery. Chance of precipitation is 30%.
Monday
Sunny, with a high near 39.
Monday Night
Partly cloudy, with a low around 22.
Tuesday
Partly sunny, with a high near 45.
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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:
7:41 am CDT Mar 11, 2026
Forecast Valid:
10am CDT Mar 11, 2026-6pm CDT Mar 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