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

15°F

-9°C

Humidity 67%
Wind Speed N 8 mph
Barometer 30.35 in (1029.6 mb)
Dewpoint 6°F (-14°C)
Visibility 10.00 mi
Wind Chill4°F (-16°C)
Last update 29 Jan 10:51 pm CST
Extended Forecast for

Saint Louis MO

  • Tonight

    Tonight: A slight chance of snow before midnight, then a chance of flurries between midnight and 1am. Mostly cloudy, with a low around 4. North wind 3 to 6 mph. Chance of precipitation is 20%.

    Low: 4 °F

    Slight Chance
    Snow

  • Friday

    Friday: A chance of flurries after 1pm. Partly sunny and cold, with a high near 18. North wind 5 to 9 mph.

    High: 18 °F

    Chance
    Flurries

  • Friday Night

    Friday Night: A chance of flurries before midnight. Mostly cloudy, then gradually becoming mostly clear, with a low around 6. North wind 8 to 10 mph, with gusts as high as 21 mph.

    Low: 6 °F

    Chance
    Flurries

  • Saturday

    Saturday: Mostly sunny and cold, with a high near 18. Northwest wind 7 to 11 mph, with gusts as high as 22 mph.

    High: 18 °F

    Cold

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 3. Northwest wind around 6 mph becoming calm in the evening.

    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

  • Monday Night

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

    Low: 21 °F

    Mostly Cloudy

Detailed Forecast

Tonight
A slight chance of snow before midnight, then a chance of flurries between midnight and 1am. Mostly cloudy, with a low around 4. North wind 3 to 6 mph. Chance of precipitation is 20%.
Friday
A chance of flurries after 1pm. Partly sunny and cold, with a high near 18. North wind 5 to 9 mph.
Friday Night
A chance of flurries before midnight. Mostly cloudy, then gradually becoming mostly clear, with a low around 6. North wind 8 to 10 mph, with gusts as high as 21 mph.
Saturday
Mostly sunny and cold, with a high near 18. Northwest wind 7 to 11 mph, with gusts as high as 22 mph.
Saturday Night
Mostly clear, with a low around 3. Northwest wind around 6 mph becoming calm in the evening.
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 after noon. 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 90.23°W (Elev. 538 ft)
Last Update:
10:01 pm CST Jan 29, 2026
Forecast Valid:
11pm CST Jan 29, 2026-6pm CST Feb 5, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation