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.

Partly Cloudy

56°F

13°C

Humidity 57%
Wind Speed SE 9 mph
Barometer 29.77 in (1008.3 mb)
Dewpoint 41°F (5°C)
Visibility 10.00 mi
Last update 14 Mar 9:51 pm CDT
Extended Forecast for

Saint Louis MO

Wind Advisory March 15, 10:00am until March 16, 12:00pm
Click here for hazard details and duration
Wind Advisory

  • Tonight

    Tonight: Mostly cloudy, with a low around 56. South wind 10 to 14 mph, with gusts as high as 25 mph.

    Low: 56 °F

    Mostly Cloudy

  • Sunday

    Sunday: Rain and thunderstorms likely before 3pm, then rain and possibly a thunderstorm between 3pm and 4pm, then rain after 4pm. High near 67. Breezy, with a south wind 17 to 21 mph, with gusts as high as 39 mph. Chance of precipitation is 90%.

    High: 67 °F

    Breezy.
    Slight Chance
    T-storms then
    Rain

  • Sunday Night

    Sunday Night: Rain before 10pm, then a chance of snow. Low around 21. Breezy, with a west wind 24 to 26 mph, with gusts as high as 45 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

    Low: 21 °F

    Breezy.
    Rain/Snow
    then Chance
    Snow

  • Monday

    Monday: Mostly cloudy, with a high near 29. Blustery, with a northwest wind 18 to 25 mph, with gusts as high as 41 mph.

    High: 29 °F

    Mostly Cloudy
    and Blustery

  • Monday Night

    Monday Night: Mostly clear, with a low around 15. Northwest wind 8 to 15 mph, with gusts as high as 28 mph.

    Low: 15 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 39.

    High: 39 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A chance of rain and snow after 1am. Mostly cloudy, with a low around 33. Chance of precipitation is 30%.

    Low: 33 °F

    Mostly Cloudy
    then Chance
    Rain/Snow

  • Wednesday

    Wednesday: Mostly sunny, with a high near 66.

    High: 66 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 42.

    Low: 42 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly cloudy, with a low around 56. South wind 10 to 14 mph, with gusts as high as 25 mph.
Sunday
Rain and thunderstorms likely before 3pm, then rain and possibly a thunderstorm between 3pm and 4pm, then rain after 4pm. High near 67. Breezy, with a south wind 17 to 21 mph, with gusts as high as 39 mph. Chance of precipitation is 90%.
Sunday Night
Rain before 10pm, then a chance of snow. Low around 21. Breezy, with a west wind 24 to 26 mph, with gusts as high as 45 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
Monday
Mostly cloudy, with a high near 29. Blustery, with a northwest wind 18 to 25 mph, with gusts as high as 41 mph.
Monday Night
Mostly clear, with a low around 15. Northwest wind 8 to 15 mph, with gusts as high as 28 mph.
Tuesday
Mostly sunny, with a high near 39.
Tuesday Night
A chance of rain and snow after 1am. Mostly cloudy, with a low around 33. Chance of precipitation is 30%.
Wednesday
Mostly sunny, with a high near 66.
Wednesday Night
Mostly clear, with a low around 42.
Thursday
Sunny, with a high near 74.
Thursday Night
Partly cloudy, with a low around 48.
Friday
Sunny, with a high near 75.
Friday Night
Partly cloudy, with a low around 50.
Saturday
Mostly sunny, with a high near 79.
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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:
8:31 pm CDT Mar 14, 2026
Forecast Valid:
10pm CDT Mar 14, 2026-6pm CDT Mar 21, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation