Hazardous Weather Conditions

Current conditions at

St. Louis Lambert International Airport (KSTL)

Lat: 38.75°NLon: 90.37°WElev: 604ft.

Mostly Cloudy

85°F

29°C

Humidity 46%
Wind Speed S 20 G 29 mph
Barometer 29.78 in (1007.4 mb)
Dewpoint 62°F (17°C)
Visibility 10.00 mi
Heat Index86°F (30°C)
Last update 17 Apr 2:51 pm CDT
Extended Forecast for

Brentwood MO

  • This Afternoon

    This Afternoon: A 20 percent chance of showers and thunderstorms.  Partly sunny, with a high near 87. South wind around 14 mph, with gusts as high as 25 mph.

    High: 87 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: Showers and thunderstorms before 2am, then showers and possibly a thunderstorm, mainly after 2am.  Low around 48. South wind 9 to 11 mph becoming west in the evening. Winds could gust as high as 22 mph.  Chance of precipitation is 100%.

    Low: 48 °F

    T-storms

  • Saturday

    Saturday: A chance of showers and thunderstorms before 7am, then a chance of showers between 7am and 8am.  Cloudy through mid morning, then gradual clearing, with a high near 60. Northwest wind around 14 mph, with gusts as high as 26 mph.  Chance of precipitation is 30%.

    High: 60 °F

    Chance
    Showers then
    Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 42. Northwest wind 5 to 10 mph becoming light and variable  after midnight.

    Low: 42 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 69. Light southwest wind becoming west 5 to 10 mph in the morning. Winds could gust as high as 22 mph.

    High: 69 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 43.

    Low: 43 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 72.

    High: 72 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 53.

    Low: 53 °F

    Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 82.

    High: 82 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 87. South wind around 14 mph, with gusts as high as 25 mph.
Tonight
Showers and thunderstorms before 2am, then showers and possibly a thunderstorm, mainly after 2am. Low around 48. South wind 9 to 11 mph becoming west in the evening. Winds could gust as high as 22 mph. Chance of precipitation is 100%.
Saturday
A chance of showers and thunderstorms before 7am, then a chance of showers between 7am and 8am. Cloudy through mid morning, then gradual clearing, with a high near 60. Northwest wind around 14 mph, with gusts as high as 26 mph. Chance of precipitation is 30%.
Saturday Night
Clear, with a low around 42. Northwest wind 5 to 10 mph becoming light and variable after midnight.
Sunday
Sunny, with a high near 69. Light southwest wind becoming west 5 to 10 mph in the morning. Winds could gust as high as 22 mph.
Sunday Night
Mostly clear, with a low around 43.
Monday
Sunny, with a high near 72.
Monday Night
Clear, with a low around 53.
Tuesday
Mostly sunny, with a high near 82.
Tuesday Night
A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 59.
Wednesday
Sunny, with a high near 83.
Wednesday Night
Mostly clear, with a low around 61.
Thursday
A 20 percent chance of showers and thunderstorms. Sunny, with a high near 86.
Thursday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 64.
Friday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 81.
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ABOUT THIS FORECAST

 
Point Forecast:
Brentwood MO
 38.62°N 90.35°W (Elev. 499 ft)
3:01 pm CDT Apr 17, 2026
3pm CDT Apr 17, 2026-6pm CDT Apr 24, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

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