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

20°F

-7°C

Humidity 60%
Wind Speed NW 10 G 21 mph
Barometer 30.15 in (1022.5 mb)
Dewpoint 8°F (-13°C)
Visibility 10.00 mi
Wind Chill9°F (-13°C)
Last update 17 Mar 1:51 am CDT
Extended Forecast for

Bellerive MO

  • Overnight

    Overnight: Mostly clear, with a low around 14. Northwest wind 10 to 13 mph, with gusts as high as 22 mph.

    Low: 14 °F

    Mostly Clear

  • Tuesday

    Tuesday: Increasing clouds, with a high near 35. Northwest wind 6 to 10 mph becoming south in the afternoon.

    High: 35 °F

    Increasing
    Clouds

  • Tuesday Night

    Tuesday Night: A chance of snow before 3am, then a chance of rain. Cloudy, with a low around 32. Southeast wind 6 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 40%.

    Low: 32 °F

    Chance Snow
    then Chance
    Rain/Snow

  • Wednesday

    Wednesday: Mostly cloudy through mid morning, then gradual clearing, with a high near 64. South wind 8 to 10 mph becoming west in the afternoon.

    High: 64 °F

    Becoming
    Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 44. Calm wind becoming south around 5 mph after midnight.

    Low: 44 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 74.

    High: 74 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 48.

    Low: 48 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 76.

    High: 76 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 51.

    Low: 51 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly clear, with a low around 14. Northwest wind 10 to 13 mph, with gusts as high as 22 mph.
Tuesday
Increasing clouds, with a high near 35. Northwest wind 6 to 10 mph becoming south in the afternoon.
Tuesday Night
A chance of snow before 3am, then a chance of rain. Cloudy, with a low around 32. Southeast wind 6 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 40%.
Wednesday
Mostly cloudy through mid morning, then gradual clearing, with a high near 64. South wind 8 to 10 mph becoming west in the afternoon.
Wednesday Night
Mostly cloudy, with a low around 44. Calm wind becoming south around 5 mph after midnight.
Thursday
Mostly sunny, with a high near 74.
Thursday Night
Mostly clear, with a low around 48.
Friday
Sunny, with a high near 76.
Friday Night
Mostly clear, with a low around 51.
Saturday
Sunny, with a high near 78.
Saturday Night
Mostly clear, with a low around 55.
Sunday
Sunny, with a high near 75.
Sunday Night
Partly cloudy, with a low around 43.
Monday
Partly sunny, with a high near 57.
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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:
1:41 am CDT Mar 17, 2026
Forecast Valid:
2am CDT Mar 17, 2026-6pm CDT Mar 23, 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