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

37°F

3°C

Humidity 59%
Wind Speed Calm
Barometer 30.16 in (1022.5 mb)
Dewpoint 24°F (-4°C)
Visibility 10.00 mi
Last update 2 Feb 12:51 pm CST
Extended Forecast for

Lambert-St. Louis International Airport MO

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 39. Light and variable wind.

    High: 39 °F

    Partly Sunny

  • Tonight

    Tonight: A slight chance of freezing rain after 3am. Mostly cloudy, with a low around 27. East wind 3 to 6 mph. Chance of precipitation is 20%.

    Low: 27 °F

    Mostly Cloudy
    then Slight
    Chance
    Freezing Rain

  • Tuesday

    Tuesday: A chance of freezing rain before 7am, then a chance of snow between 7am and 11am. Mostly cloudy, with a high near 34. North wind 6 to 11 mph. Chance of precipitation is 30%.

    High: 34 °F

    Chance Wintry
    Mix then
    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 17. North wind 3 to 7 mph.

    Low: 17 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 29. North wind 5 to 7 mph.

    High: 29 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 17.

    Low: 17 °F

    Mostly Clear

  • Thursday

    Thursday: Partly sunny, with a high near 40.

    High: 40 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 33.

    Low: 33 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 47.

    High: 47 °F

    Sunny

Detailed Forecast

This Afternoon
Partly sunny, with a high near 39. Light and variable wind.
Tonight
A slight chance of freezing rain after 3am. Mostly cloudy, with a low around 27. East wind 3 to 6 mph. Chance of precipitation is 20%.
Tuesday
A chance of freezing rain before 7am, then a chance of snow between 7am and 11am. Mostly cloudy, with a high near 34. North wind 6 to 11 mph. Chance of precipitation is 30%.
Tuesday Night
Mostly cloudy, with a low around 17. North wind 3 to 7 mph.
Wednesday
Mostly sunny, with a high near 29. North wind 5 to 7 mph.
Wednesday Night
Mostly clear, with a low around 17.
Thursday
Partly sunny, with a high near 40.
Thursday Night
Mostly clear, with a low around 33.
Friday
Sunny, with a high near 47.
Friday Night
Mostly clear, with a low around 23.
Saturday
Mostly sunny, with a high near 39.
Saturday Night
Partly cloudy, with a low around 26.
Sunday
Mostly sunny, with a high near 45.
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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:
12:26 pm CST Feb 2, 2026
Forecast Valid:
1pm CST Feb 2, 2026-6pm CST Feb 8, 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