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.

Mostly Cloudy

48°F

9°C

Humidity 83%
Wind Speed NW 5 mph
Barometer 30.15 in (1021.1 mb)
Dewpoint 43°F (6°C)
Visibility 7.00 mi
Wind Chill46°F (8°C)
Last update 22 Nov 10:51 am CST
Extended Forecast for

Lambert-St. Louis International Airport MO

  • Today

    Today: Sunny, with a high near 56. Northwest wind around 6 mph becoming west in the afternoon.

    High: 56 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 43. West wind around 7 mph.

    Low: 43 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 58. Northwest wind around 6 mph becoming calm in the morning.

    High: 58 °F

    Sunny

  • Sunday Night

    Sunday Night: Increasing clouds, with a low around 43. Southeast wind around 6 mph.

    Low: 43 °F

    Increasing
    Clouds

  • Monday

    Monday: Showers likely after noon. Cloudy, with a high near 58. Southeast wind 7 to 13 mph, with gusts as high as 20 mph. Chance of precipitation is 70%.

    High: 58 °F

    Mostly Cloudy
    then Showers
    Likely

  • Monday Night

    Monday Night: Showers, mainly before midnight. Low around 50. Chance of precipitation is 80%.

    Low: 50 °F

    Showers then
    Chance
    Showers

  • Tuesday

    Tuesday: Partly sunny, with a high near 63.

    High: 63 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 37.

    Low: 37 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 48.

    High: 48 °F

    Mostly Sunny

Detailed Forecast

Today
Sunny, with a high near 56. Northwest wind around 6 mph becoming west in the afternoon.
Tonight
Partly cloudy, with a low around 43. West wind around 7 mph.
Sunday
Sunny, with a high near 58. Northwest wind around 6 mph becoming calm in the morning.
Sunday Night
Increasing clouds, with a low around 43. Southeast wind around 6 mph.
Monday
Showers likely after noon. Cloudy, with a high near 58. Southeast wind 7 to 13 mph, with gusts as high as 20 mph. Chance of precipitation is 70%.
Monday Night
Showers, mainly before midnight. Low around 50. Chance of precipitation is 80%.
Tuesday
Partly sunny, with a high near 63.
Tuesday Night
Partly cloudy, with a low around 37.
Wednesday
Mostly sunny, with a high near 48.
Wednesday Night
Partly cloudy, with a low around 31.
Thanksgiving Day
Mostly sunny, with a high near 47.
Thursday Night
Partly cloudy, with a low around 30.
Friday
Mostly sunny, with a high near 46.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Lambert-St. Louis International Airport MO
 38.76°N 90.37°W (Elev. 551 ft)
Last Update:
10:26 am CST Nov 22, 2025
Forecast Valid:
11am CST Nov 22, 2025-6pm CST Nov 28, 2025
 
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