Current conditions at

St. Louis Lambert International Airport (KSTL)

Lat: 38.75°NLon: 90.37°WElev: 604ft.

Mostly Cloudy

11°F

-12°C

Humidity 53%
Wind Speed NE 12 mph
Barometer 30.52 in (1035.6 mb)
Dewpoint -3°F (-19°C)
Visibility 10.00 mi
Wind Chill-4°F (-20°C)
Last update 18 Feb 12:51 pm CST
Extended Forecast for

Saint Louis MO

Winter Weather Advisory February 18, 01:48pm until February 19, 06:00am
Cold Weather Advisory February 19, 09:00pm until February 20, 12:00pm
Click here for hazard details and duration
Winter Weather Advisory
Cold Weather Advisory
  •  
    Winter Weather Advisory February 18, 01:48pm until February 19, 06:00am

    NOW until 6:00am Wed

    Winter Weather Advisory

  • This Afternoon

    High: 15 °F

    Chance Snow

  • Tonight

    Tonight: Snow, mainly before 3am.  Low around 9. North wind 8 to 10 mph.  Chance of precipitation is 90%. New snow accumulation of 1 to 2 inches possible.

    Low: 9 °F

    Snow

  • Wednesday

    Wednesday: A chance of flurries with a slight chance of snow before 4pm, then a chance of flurries between 4pm and 5pm.  Increasing clouds and cold, with a high near 18. North wind 7 to 10 mph.  Chance of precipitation is 20%.

    High: 18 °F

    Slight Chance
    Snow

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 3. Northwest wind around 9 mph.

    Low: 3 °F

    Mostly Cloudy

  • Thursday

    Thursday: Sunny and cold, with a high near 19. Northwest wind 6 to 8 mph.

    High: 19 °F

    Cold

  • Thursday Night

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

    Low: 3 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 27.

    High: 27 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 15.

    Low: 15 °F

    Partly Cloudy

Detailed Forecast

This Afternoon
A 40 percent chance of snow, mainly after 4pm. Mostly cloudy and cold, with a high near 15. North wind around 11 mph.
Tonight
Snow, mainly before 3am. Low around 9. North wind 8 to 10 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 2 inches possible.
Wednesday
A chance of flurries with a slight chance of snow before 4pm, then a chance of flurries between 4pm and 5pm. Increasing clouds and cold, with a high near 18. North wind 7 to 10 mph. Chance of precipitation is 20%.
Wednesday Night
Mostly cloudy, with a low around 3. Northwest wind around 9 mph.
Thursday
Sunny and cold, with a high near 19. Northwest wind 6 to 8 mph.
Thursday Night
Mostly clear, with a low around 3.
Friday
Mostly sunny, with a high near 27.
Friday Night
Partly cloudy, with a low around 15.
Saturday
Mostly sunny, with a high near 39.
Saturday Night
Partly cloudy, with a low around 26.
Sunday
Mostly sunny, with a high near 49.
Sunday Night
Mostly cloudy, with a low around 34.
Monday
Mostly sunny, with a high near 56.
Click Map For Forecast

ABOUT THIS FORECAST

 
Point Forecast:
Saint Louis MO
 38.64°N 90.23°W (Elev. 538 ft)
12:36 pm CST Feb 18, 2025
1pm CST Feb 18, 2025-6pm CST Feb 24, 2025
 
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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