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

27°F

-3°C

Humidity 49%
Wind Speed W 17 mph
Barometer 30.32 in (1028.2 mb)
Dewpoint 10°F (-12°C)
Visibility 10.00 mi
Wind Chill14°F (-10°C)
Last update 27 Jan 2:51 pm CST
Extended Forecast for

Brentwood MO

  • Tonight

    Tonight: Mostly clear, with a low around 4. Northwest wind around 6 mph becoming light and variable in the evening.

    Low: 4 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 31. Light west wind increasing to 5 to 9 mph in the morning.

    High: 31 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Increasing clouds, with a low around 10. Light and variable wind.

    Low: 10 °F

    Increasing
    Clouds

  • Thursday

    Thursday: Mostly cloudy, with a high near 22. Calm wind becoming northeast around 5 mph.

    High: 22 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 6. Calm wind becoming north around 5 mph after midnight.

    Low: 6 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly sunny and cold, with a high near 16.

    High: 16 °F

    Cold

  • Friday Night

    Friday Night: Partly cloudy, with a low around 1.

    Low: 1 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny and cold, with a high near 18.

    High: 18 °F

    Cold

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 3.

    Low: 3 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 4. Northwest wind around 6 mph becoming light and variable in the evening.
Wednesday
Mostly sunny, with a high near 31. Light west wind increasing to 5 to 9 mph in the morning.
Wednesday Night
Increasing clouds, with a low around 10. Light and variable wind.
Thursday
Mostly cloudy, with a high near 22. Calm wind becoming northeast around 5 mph.
Thursday Night
Mostly cloudy, with a low around 6. Calm wind becoming north around 5 mph after midnight.
Friday
Mostly sunny and cold, with a high near 16.
Friday Night
Partly cloudy, with a low around 1.
Saturday
Mostly sunny and cold, with a high near 18.
Saturday Night
Partly cloudy, with a low around 3.
Sunday
A 20 percent chance of snow after noon. Partly sunny, with a high near 28.
Sunday Night
A 20 percent chance of snow. Mostly cloudy, with a low around 16.
Monday
Partly sunny, with a high near 34.
Monday Night
Mostly cloudy, with a low around 17.
Tuesday
Partly sunny, with a high near 34.
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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:
3:16 pm CST Jan 27, 2026
Forecast Valid:
3pm CST Jan 27, 2026-6pm CST Feb 3, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation