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.

Light Rain

55°F

13°C

Humidity 49%
Wind Speed NW 14 G 26 mph
Barometer 29.82 in (1009.6 mb)
Dewpoint 36°F (2°C)
Visibility 10.00 mi
Wind Chill51°F (11°C)
Last update 13 Jan 7:51 pm CST
Extended Forecast for

Lambert-St. Louis International Airport MO

  • Tonight

    Tonight: Rain likely, mainly between 9pm and 11pm. Cloudy, with a low around 37. West wind 8 to 14 mph, with gusts as high as 26 mph. Chance of precipitation is 60%.

    Low: 37 °F

    Rain Likely
    then Mostly
    Cloudy

  • Wednesday

    Wednesday: A chance of sprinkles and flurries before 8am, then a chance of flurries between 8am and 10am. Cloudy through mid morning, then gradual clearing, with a temperature falling to around 31 by 5pm. Breezy, with a north wind 15 to 21 mph, with gusts as high as 32 mph.

    High: 39 °F⇓

    Breezy.
    Chance
    Sprinkles/Flurries
    then Mostly
    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 17. Northwest wind 9 to 14 mph, with gusts as high as 25 mph.

    Low: 17 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 34. Northwest wind around 8 mph becoming south in the afternoon.

    High: 34 °F

    Sunny

  • Thursday Night

    Thursday Night: A 30 percent chance of snow, mainly before midnight. Mostly cloudy, with a low around 28. South wind 8 to 14 mph becoming west after midnight. Winds could gust as high as 23 mph.

    Low: 28 °F

    Chance Snow

  • Friday

    Friday: Partly sunny, with a high near 45.

    High: 45 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 19.

    Low: 19 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 26.

    High: 26 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 11.

    Low: 11 °F

    Partly Cloudy

Detailed Forecast

Tonight
Rain likely, mainly between 9pm and 11pm. Cloudy, with a low around 37. West wind 8 to 14 mph, with gusts as high as 26 mph. Chance of precipitation is 60%.
Wednesday
A chance of sprinkles and flurries before 8am, then a chance of flurries between 8am and 10am. Cloudy through mid morning, then gradual clearing, with a temperature falling to around 31 by 5pm. Breezy, with a north wind 15 to 21 mph, with gusts as high as 32 mph.
Wednesday Night
Clear, with a low around 17. Northwest wind 9 to 14 mph, with gusts as high as 25 mph.
Thursday
Sunny, with a high near 34. Northwest wind around 8 mph becoming south in the afternoon.
Thursday Night
A 30 percent chance of snow, mainly before midnight. Mostly cloudy, with a low around 28. South wind 8 to 14 mph becoming west after midnight. Winds could gust as high as 23 mph.
Friday
Partly sunny, with a high near 45.
Friday Night
Mostly cloudy, with a low around 19.
Saturday
Partly sunny, with a high near 26.
Saturday Night
Partly cloudy, with a low around 11.
Sunday
Mostly sunny, with a high near 31.
Sunday Night
Partly cloudy, with a low around 17.
M.L.King Day
Sunny, with a high near 31.
Monday Night
Mostly clear, with a low around 13.
Tuesday
Mostly sunny, with a high near 33.
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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:
7:26 pm CST Jan 13, 2026
Forecast Valid:
7pm CST Jan 13, 2026-6pm CST Jan 20, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation