National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

St. Louis Lambert International Airport (KSTL)

Lat: 38.75°NLon: 90.37°WElev: 604ft.

Partly Cloudy

66°F

19°C

Humidity 47%
Wind Speed Calm
Barometer 29.91 in (1011.8 mb)
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Last update 20 Mar 11:51 pm CDT
Extended Forecast for

Bellerive MO

  • Overnight

    Overnight: Mostly clear, with a low around 53. Light east wind.

    Low: 53 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 86. Light and variable wind becoming southwest around 6 mph in the afternoon.

    High: 86 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 65. South wind 5 to 9 mph.

    Low: 65 °F

    Mostly Clear

  • Sunday

    Sunday: Increasing clouds, with a high near 86. Southwest wind 9 to 14 mph becoming northwest in the afternoon. Winds could gust as high as 23 mph.

    High: 86 °F

    Increasing
    Clouds

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 41. North wind 13 to 18 mph, with gusts as high as 28 mph.

    Low: 41 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 58.

    High: 58 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 42.

    Low: 42 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 61.

    High: 61 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: A 20 percent chance of rain and thunderstorms after 1am. Partly cloudy, with a low around 45.

    Low: 45 °F

    Partly Cloudy
    then Slight
    Chance
    T-storms

Detailed Forecast

Overnight
Mostly clear, with a low around 53. Light east wind.
Saturday
Sunny, with a high near 86. Light and variable wind becoming southwest around 6 mph in the afternoon.
Saturday Night
Mostly clear, with a low around 65. South wind 5 to 9 mph.
Sunday
Increasing clouds, with a high near 86. Southwest wind 9 to 14 mph becoming northwest in the afternoon. Winds could gust as high as 23 mph.
Sunday Night
Partly cloudy, with a low around 41. North wind 13 to 18 mph, with gusts as high as 28 mph.
Monday
Sunny, with a high near 58.
Monday Night
Partly cloudy, with a low around 42.
Tuesday
Partly sunny, with a high near 61.
Tuesday Night
A 20 percent chance of rain and thunderstorms after 1am. Partly cloudy, with a low around 45.
Wednesday
Mostly cloudy, with a high near 68.
Wednesday Night
Partly cloudy, with a low around 53.
Thursday
A 20 percent chance of rain. Sunny, with a high near 80.
Thursday Night
A 40 percent chance of rain. Partly cloudy, with a low around 42.
Friday
A 20 percent chance of rain. Mostly cloudy, with a high near 54.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Bellerive MO
 38.71°N 90.31°W (Elev. 597 ft)
Last Update:
10:26 pm CDT Mar 20, 2026
Forecast Valid:
12am CDT Mar 21, 2026-6pm CDT Mar 27, 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