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.

Fog/Mist

48°F

9°C

Humidity 96%
Wind Speed E 3 mph
Barometer 30.16 in (1021.1 mb)
Dewpoint 47°F (8°C)
Visibility 4.00 mi
Last update 19 Nov 5:51 am CST
Extended Forecast for

Saint Louis MO

  • Today

    Today: Mostly cloudy, with a high near 57. Northeast wind around 5 mph becoming calm in the morning.

    High: 57 °F

    Mostly Cloudy

  • Tonight

    Tonight: A 30 percent chance of rain after midnight. Mostly cloudy, with a low around 49. Light southeast wind.

    Low: 49 °F

    Mostly Cloudy
    then Chance
    Rain

  • Thursday

    Thursday: Rain. High near 60. Southeast wind 3 to 7 mph. Chance of precipitation is 80%.

    High: 60 °F

    Rain

  • Thursday Night

    Thursday Night: Rain likely and possibly a thunderstorm, then rain after 9pm. Low around 55. Calm wind becoming east around 5 mph after midnight. Chance of precipitation is 80%.

    Low: 55 °F

    Rain

  • Friday

    Friday: Rain, with thunderstorms also possible after 3pm. High near 62. East wind 5 to 8 mph. Chance of precipitation is 90%.

    High: 62 °F

    Rain

  • Friday Night

    Friday Night: Rain likely, mainly before midnight. Mostly cloudy, with a low around 49. Chance of precipitation is 60%.

    Low: 49 °F

    Rain Likely
    then Slight
    Chance Rain

  • Saturday

    Saturday: Mostly sunny, with a high near 62.

    High: 62 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 45.

    Low: 45 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 64.

    High: 64 °F

    Mostly Sunny

Detailed Forecast

Today
Mostly cloudy, with a high near 57. Northeast wind around 5 mph becoming calm in the morning.
Tonight
A 30 percent chance of rain after midnight. Mostly cloudy, with a low around 49. Light southeast wind.
Thursday
Rain. High near 60. Southeast wind 3 to 7 mph. Chance of precipitation is 80%.
Thursday Night
Rain likely and possibly a thunderstorm, then rain after 9pm. Low around 55. Calm wind becoming east around 5 mph after midnight. Chance of precipitation is 80%.
Friday
Rain, with thunderstorms also possible after 3pm. High near 62. East wind 5 to 8 mph. Chance of precipitation is 90%.
Friday Night
Rain likely, mainly before midnight. Mostly cloudy, with a low around 49. Chance of precipitation is 60%.
Saturday
Mostly sunny, with a high near 62.
Saturday Night
Partly cloudy, with a low around 45.
Sunday
Mostly sunny, with a high near 64.
Sunday Night
Partly cloudy, with a low around 45.
Monday
A 20 percent chance of rain. Partly sunny, with a high near 61.
Monday Night
A 30 percent chance of rain. Mostly cloudy, with a low around 46.
Tuesday
A 40 percent chance of rain. Mostly cloudy, with a high near 57.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Saint Louis MO
 38.62°N 90.23°W (Elev. 489 ft)
Last Update:
6:31 am CST Nov 19, 2025
Forecast Valid:
6am CST Nov 19, 2025-6pm CST Nov 25, 2025
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation