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

24°F

-4°C

Humidity 55%
Wind Speed N 10 mph
Barometer 30.28 in (1026.9 mb)
Dewpoint 10°F (-12°C)
Visibility 10.00 mi
Wind Chill14°F (-10°C)
Last update 29 Jan 3:51 pm CST
Extended Forecast for

Saint Louis MO

  • This Afternoon

    This Afternoon: A 30 percent chance of snow, mainly after 5pm. Mostly cloudy, with a high near 27. Northeast wind around 6 mph.

    High: 27 °F

    Chance Snow

  • Tonight

    Tonight: Snow likely, mainly before 10pm. Cloudy, with a low around 6. North wind 3 to 6 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    Low: 6 °F

    Snow Likely
    then Slight
    Chance Snow

  • Friday

    Friday: Cloudy, then gradually becoming mostly sunny and cold, with a high near 19. Light north wind increasing to 5 to 10 mph in the morning.

    High: 19 °F

    Cold

  • Friday Night

    Friday Night: Cloudy, then gradually becoming partly cloudy, with a low around 5. North wind around 9 mph, with gusts as high as 21 mph.

    Low: 5 °F

    Decreasing
    Clouds

  • Saturday

    Saturday: Mostly sunny and cold, with a high near 20. Northwest wind 6 to 11 mph, with gusts as high as 22 mph.

    High: 20 °F

    Cold

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 3.

    Low: 3 °F

    Mostly Clear

  • Sunday

    Sunday: Partly sunny, with a high near 30.

    High: 30 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 21.

    Low: 21 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 34.

    High: 34 °F

    Partly Sunny

Detailed Forecast

This Afternoon
A 30 percent chance of snow, mainly after 5pm. Mostly cloudy, with a high near 27. Northeast wind around 6 mph.
Tonight
Snow likely, mainly before 10pm. Cloudy, with a low around 6. North wind 3 to 6 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Friday
Cloudy, then gradually becoming mostly sunny and cold, with a high near 19. Light north wind increasing to 5 to 10 mph in the morning.
Friday Night
Cloudy, then gradually becoming partly cloudy, with a low around 5. North wind around 9 mph, with gusts as high as 21 mph.
Saturday
Mostly sunny and cold, with a high near 20. Northwest wind 6 to 11 mph, with gusts as high as 22 mph.
Saturday Night
Mostly clear, with a low around 3.
Sunday
Partly sunny, with a high near 30.
Sunday Night
Mostly cloudy, with a low around 21.
Monday
Partly sunny, with a high near 34.
Monday Night
Mostly cloudy, with a low around 21.
Tuesday
A slight chance of rain and snow. Mostly cloudy, with a high near 35. Chance of precipitation is 20%.
Tuesday Night
A 40 percent chance of snow. Mostly cloudy, with a low around 25.
Wednesday
A 20 percent chance of snow. Mostly cloudy, with a high near 34.
Wednesday Night
Mostly cloudy, with a low around 22.
Thursday
Partly sunny, with a high near 35.
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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:
3:16 pm CST Jan 29, 2026
Forecast Valid:
3pm CST Jan 29, 2026-6pm CST Feb 5, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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