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.

A Few Clouds

26°F

-3°C

Humidity 48%
Wind Speed NW 13 mph
Barometer 29.94 in (1014.8 mb)
Dewpoint 9°F (-13°C)
Visibility 10.00 mi
Wind Chill15°F (-9°C)
Last update 16 Jan 11:51 pm CST
Extended Forecast for

Saint Louis MO

  • Overnight

    Overnight: A 20 percent chance of snow before 3am. Partly cloudy, with a low around 21. Northwest wind 10 to 14 mph, with gusts as high as 28 mph.

    Low: 21 °F

    Slight Chance
    Snow

  • Saturday

    Saturday: Partly sunny, with a high near 27. West wind 10 to 16 mph, with gusts as high as 24 mph.

    High: 27 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 13. West wind 6 to 13 mph.

    Low: 13 °F

    Partly Cloudy

  • Sunday

    Sunday: Increasing clouds, with a high near 34. Southwest wind 6 to 10 mph, with gusts as high as 21 mph.

    High: 34 °F

    Increasing
    Clouds

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 15. West wind 7 to 13 mph becoming northwest after midnight. Winds could gust as high as 23 mph.

    Low: 15 °F

    Partly Cloudy

  • M.L.King Day

    M.L.King Day: Sunny, with a high near 24.

    High: 24 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 13.

    Low: 13 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 38.

    High: 38 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 28.

    Low: 28 °F

    Partly Cloudy

Detailed Forecast

Overnight
A 20 percent chance of snow before 3am. Partly cloudy, with a low around 21. Northwest wind 10 to 14 mph, with gusts as high as 28 mph.
Saturday
Partly sunny, with a high near 27. West wind 10 to 16 mph, with gusts as high as 24 mph.
Saturday Night
Partly cloudy, with a low around 13. West wind 6 to 13 mph.
Sunday
Increasing clouds, with a high near 34. Southwest wind 6 to 10 mph, with gusts as high as 21 mph.
Sunday Night
Partly cloudy, with a low around 15. West wind 7 to 13 mph becoming northwest after midnight. Winds could gust as high as 23 mph.
M.L.King Day
Sunny, with a high near 24.
Monday Night
Mostly clear, with a low around 13.
Tuesday
Sunny, with a high near 38.
Tuesday Night
Partly cloudy, with a low around 28.
Wednesday
Partly sunny, with a high near 49.
Wednesday Night
Partly cloudy, with a low around 25.
Thursday
A 20 percent chance of rain. Mostly sunny, with a high near 37.
Thursday Night
A chance of rain or freezing rain. Partly cloudy, with a low around 24. Chance of precipitation is 30%.
Friday
A 20 percent chance of rain. Mostly sunny, with a high near 40.
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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:
9:56 pm CST Jan 16, 2026
Forecast Valid:
12am CST Jan 17, 2026-6pm CST Jan 23, 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