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

55°F

13°C

Humidity 25%
Wind Speed SW 17 G 26 mph
Barometer 29.60 in (1002.8 mb)
Dewpoint 20°F (-7°C)
Visibility 10.00 mi
Wind Chill51°F (11°C)
Last update 24 Feb 3:51 pm CST
Extended Forecast for

Saint Louis MO

  • Tonight

    Tonight: Mostly cloudy, with a low around 37. Southwest wind 5 to 10 mph becoming light and variable after midnight. Winds could gust as high as 20 mph.

    Low: 37 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 54. Calm wind becoming north around 5 mph.

    High: 54 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: A 50 percent chance of rain, mainly after midnight. Mostly cloudy, with a low around 37. East wind 3 to 6 mph.

    Low: 37 °F

    Slight Chance
    Rain then
    Chance Rain

  • Thursday

    Thursday: A 20 percent chance of rain before noon. Partly sunny, with a high near 52. East wind around 6 mph becoming north in the afternoon.

    High: 52 °F

    Slight Chance
    Rain then
    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 36. Light and variable wind.

    Low: 36 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 67.

    High: 67 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 43.

    Low: 43 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 68.

    High: 68 °F

    Sunny

  • Saturday Night

    Saturday Night: A 20 percent chance of rain. Partly cloudy, with a low around 34.

    Low: 34 °F

    Slight Chance
    Rain

Detailed Forecast

Tonight
Mostly cloudy, with a low around 37. Southwest wind 5 to 10 mph becoming light and variable after midnight. Winds could gust as high as 20 mph.
Wednesday
Partly sunny, with a high near 54. Calm wind becoming north around 5 mph.
Wednesday Night
A 50 percent chance of rain, mainly after midnight. Mostly cloudy, with a low around 37. East wind 3 to 6 mph.
Thursday
A 20 percent chance of rain before noon. Partly sunny, with a high near 52. East wind around 6 mph becoming north in the afternoon.
Thursday Night
Mostly clear, with a low around 36. Light and variable wind.
Friday
Sunny, with a high near 67.
Friday Night
Mostly clear, with a low around 43.
Saturday
Sunny, with a high near 68.
Saturday Night
A 20 percent chance of rain. Partly cloudy, with a low around 34.
Sunday
A 40 percent chance of rain. Partly sunny, with a high near 47.
Sunday Night
A chance of rain and snow. Mostly cloudy, with a low around 35. Chance of precipitation is 40%.
Monday
A 30 percent chance of rain. Mostly cloudy, with a high near 50.
Monday Night
A 30 percent chance of rain and thunderstorms. Mostly cloudy, with a low around 35.
Tuesday
A 50 percent chance of rain. Mostly cloudy, with a high near 54.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Saint Louis MO
 38.64°N 90.26°W (Elev. 499 ft)
Last Update:
3:36 pm CST Feb 24, 2026
Forecast Valid:
3pm CST Feb 24, 2026-6pm CST Mar 3, 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