Hazardous Weather Conditions

Current conditions at

St. Louis Lambert International Airport (KSTL)

Lat: 38.75°NLon: 90.37°WElev: 604ft.

Mostly Cloudy

84°F

29°C

Humidity 70%
Wind Speed E 12 mph
Barometer 29.94 in (1012.5 mb)
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Heat Index90°F (32°C)
Last update 15 Jul 4:51 pm CDT
Extended Forecast for

Brentwood MO

  • This Afternoon

    This Afternoon: A 40 percent chance of showers and thunderstorms.  Mostly cloudy, with a high near 89. South wind around 5 mph.

    High: 89 °F

    Chance
    T-storms

  • Tonight

    Tonight: A 30 percent chance of showers and thunderstorms, mainly before 7pm.  Mostly cloudy, then gradually becoming mostly clear, with a low around 73. South wind 3 to 5 mph.

    Low: 73 °F

    Chance
    T-storms then
    Partly Cloudy

  • Wednesday

    Wednesday: A slight chance of showers and thunderstorms before 1pm, then a slight chance of showers and thunderstorms after 2pm.  Sunny, with a high near 96. Heat index values as high as 105. Southwest wind 5 to 9 mph.  Chance of precipitation is 20%.

    High: 96 °F

    Slight Chance
    Showers then
    Slight Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A 20 percent chance of showers and thunderstorms.  Partly cloudy, with a low around 76. Southwest wind 5 to 7 mph.

    Low: 76 °F

    Slight Chance
    T-storms

  • Thursday

    Thursday: A 50 percent chance of showers and thunderstorms, mainly after 1pm.  Partly sunny, with a high near 91. West wind 5 to 7 mph.

    High: 91 °F

    Slight Chance
    T-storms then
    Chance
    T-storms

  • Thursday Night

    Thursday Night: A 40 percent chance of showers and thunderstorms.  Mostly cloudy, with a low around 72.

    Low: 72 °F

    Chance
    T-storms

  • Friday

    Friday: A 40 percent chance of showers and thunderstorms.  Mostly cloudy, with a high near 86.

    High: 86 °F

    Chance
    T-storms

  • Friday Night

    Friday Night: A 20 percent chance of showers and thunderstorms.  Mostly cloudy, with a low around 74.

    Low: 74 °F

    Slight Chance
    T-storms

  • Saturday

    Saturday: A 30 percent chance of showers and thunderstorms.  Partly sunny, with a high near 92.

    High: 92 °F

    Chance
    T-storms

Detailed Forecast

This Afternoon
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 89. South wind around 5 mph.
Tonight
A 30 percent chance of showers and thunderstorms, mainly before 7pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 73. South wind 3 to 5 mph.
Wednesday
A slight chance of showers and thunderstorms before 1pm, then a slight chance of showers and thunderstorms after 2pm. Sunny, with a high near 96. Heat index values as high as 105. Southwest wind 5 to 9 mph. Chance of precipitation is 20%.
Wednesday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 76. Southwest wind 5 to 7 mph.
Thursday
A 50 percent chance of showers and thunderstorms, mainly after 1pm. Partly sunny, with a high near 91. West wind 5 to 7 mph.
Thursday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 72.
Friday
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 86.
Friday Night
A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 74.
Saturday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 92.
Saturday Night
A 30 percent chance of showers and thunderstorms, mainly after 1am. Partly cloudy, with a low around 76.
Sunday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 95.
Sunday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 75.
Monday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 94.
Monday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 76.
Tuesday
Sunny and hot, with a high near 97.
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ABOUT THIS FORECAST

 
Point Forecast:
Brentwood MO
 38.62°N 90.35°W (Elev. 499 ft)
4:21 pm CDT Jul 15, 2025
5pm CDT Jul 15, 2025-6pm CDT Jul 22, 2025
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database