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.

A Few Clouds

48°F

9°C

Humidity 86%
Wind Speed Calm
Barometer 29.62 in (1002.4 mb)
Dewpoint 44°F (7°C)
Visibility 10.00 mi
Last update 19 Feb 12:51 am CST
Extended Forecast for

Bellerive MO

  • Overnight

    Overnight: Mostly cloudy, with a low around 53. South wind around 5 mph.

    Low: 53 °F

    Mostly Cloudy

  • Thursday

    Thursday: A 50 percent chance of showers and thunderstorms, mainly before 2pm. Mostly cloudy, with a high near 69. South wind 5 to 14 mph becoming southwest in the afternoon. Winds could gust as high as 22 mph.

    High: 69 °F

    Chance
    T-storms

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 38. Breezy, with a west wind 10 to 20 mph, with gusts as high as 33 mph.

    Low: 38 °F

    Partly Cloudy
    then Partly
    Cloudy and
    Breezy

  • Friday

    Friday: Sunny, with a high near 49. West wind 7 to 17 mph, with gusts as high as 30 mph.

    High: 49 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 31. North wind 3 to 6 mph.

    Low: 31 °F

    Partly Cloudy

  • Saturday

    Saturday: A slight chance of snow after noon, mixing with rain after 3pm. Mostly sunny, with a high near 47. Chance of precipitation is 20%.

    High: 47 °F

    Mostly Sunny
    then Slight
    Chance
    Rain/Snow

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 26.

    Low: 26 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 39.

    High: 39 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 20.

    Low: 20 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly cloudy, with a low around 53. South wind around 5 mph.
Thursday
A 50 percent chance of showers and thunderstorms, mainly before 2pm. Mostly cloudy, with a high near 69. South wind 5 to 14 mph becoming southwest in the afternoon. Winds could gust as high as 22 mph.
Thursday Night
Partly cloudy, with a low around 38. Breezy, with a west wind 10 to 20 mph, with gusts as high as 33 mph.
Friday
Sunny, with a high near 49. West wind 7 to 17 mph, with gusts as high as 30 mph.
Friday Night
Partly cloudy, with a low around 31. North wind 3 to 6 mph.
Saturday
A slight chance of snow after noon, mixing with rain after 3pm. Mostly sunny, with a high near 47. Chance of precipitation is 20%.
Saturday Night
Mostly clear, with a low around 26.
Sunday
Sunny, with a high near 39.
Sunday Night
Mostly clear, with a low around 20.
Monday
Sunny, with a high near 37.
Monday Night
Mostly clear, with a low around 22.
Tuesday
Mostly sunny, with a high near 51.
Tuesday Night
Mostly cloudy, with a low around 40.
Wednesday
Partly sunny, with a high near 61.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Bellerive MO
 38.71°N 90.31°W (Elev. 597 ft)
Last Update:
1:10 am CST Feb 19, 2026
Forecast Valid:
1am CST Feb 19, 2026-6pm CST Feb 25, 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