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

Hazardous Weather Conditions

Current conditions at

St. Louis Lambert International Airport (KSTL)

Lat: 38.75°NLon: 90.37°WElev: 604ft.

Mostly Cloudy

23°F

-5°C

Humidity 60%
Wind Speed W 20 G 38 mph
Barometer 29.99 in (1016.7 mb)
Dewpoint 11°F (-12°C)
Visibility 10.00 mi
Wind Chill8°F (-13°C)
Last update 16 Mar 11:51 am CDT
Extended Forecast for

Saint Louis MO

  • This Afternoon

    This Afternoon: A chance of flurries. Mostly cloudy, with a high near 29. Blustery, with a northwest wind around 21 mph, with gusts as high as 34 mph.

    High: 29 °F

    Chance
    Flurries and
    Blustery

  • Tonight

    Tonight: Mostly cloudy, with a low around 16. Northwest wind 11 to 17 mph, with gusts as high as 26 mph.

    Low: 16 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Increasing clouds, with a high near 37. Northwest wind 6 to 9 mph becoming south in the afternoon.

    High: 37 °F

    Increasing
    Clouds

  • Tuesday Night

    Tuesday Night: A chance of snow before 2am, then a chance of rain and snow between 2am and 4am, then a chance of snow after 4am. Mostly cloudy, with a low around 32. Southeast wind 7 to 11 mph, with gusts as high as 24 mph. Chance of precipitation is 40%.

    Low: 32 °F

    Chance Snow
    then Chance
    Rain/Snow

  • Wednesday

    Wednesday: Mostly sunny, with a high near 64. South wind 7 to 10 mph becoming west in the afternoon.

    High: 64 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 43.

    Low: 43 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 74.

    High: 74 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 46.

    Low: 46 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 76.

    High: 76 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
A chance of flurries. Mostly cloudy, with a high near 29. Blustery, with a northwest wind around 21 mph, with gusts as high as 34 mph.
Tonight
Mostly cloudy, with a low around 16. Northwest wind 11 to 17 mph, with gusts as high as 26 mph.
Tuesday
Increasing clouds, with a high near 37. Northwest wind 6 to 9 mph becoming south in the afternoon.
Tuesday Night
A chance of snow before 2am, then a chance of rain and snow between 2am and 4am, then a chance of snow after 4am. Mostly cloudy, with a low around 32. Southeast wind 7 to 11 mph, with gusts as high as 24 mph. Chance of precipitation is 40%.
Wednesday
Mostly sunny, with a high near 64. South wind 7 to 10 mph becoming west in the afternoon.
Wednesday Night
Partly cloudy, with a low around 43.
Thursday
Sunny, with a high near 74.
Thursday Night
Partly cloudy, with a low around 46.
Friday
Mostly sunny, with a high near 76.
Friday Night
Partly cloudy, with a low around 55.
Saturday
Sunny, with a high near 79.
Saturday Night
Partly cloudy, with a low around 51.
Sunday
Sunny, with a high near 71.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Saint Louis MO
 38.64°N 90.26°W (Elev. 499 ft)
Last Update:
12:11 pm CDT Mar 16, 2026
Forecast Valid:
12pm CDT Mar 16, 2026-6pm CDT Mar 22, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation