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

52°F

11°C

Humidity 97%
Wind Speed S 3 mph
Barometer 29.80 in (1009.1 mb)
Dewpoint 51°F (11°C)
Visibility 6.00 mi
Last update 25 Nov 3:51 am CST
Extended Forecast for

Saint Louis MO

  • Overnight

    Overnight: Isolated showers. Patchy fog after 4am. Otherwise, cloudy, with a low around 51. South wind 3 to 5 mph. Chance of precipitation is 20%.

    Low: 51 °F

    Isolated
    Showers and
    Patchy Fog

  • Tuesday

    Tuesday: Isolated showers before 7am. Patchy fog before 9am. Otherwise, cloudy, with a high near 58. Light southwest wind becoming west 5 to 9 mph in the morning. Chance of precipitation is 20%.

    High: 58 °F

    Isolated
    Showers and
    Patchy Fog
    then Cloudy

  • Tuesday Night

    Tuesday Night: Isolated showers between 7pm and 9pm. Cloudy during the early evening, then gradual clearing, with a low around 36. West wind 8 to 17 mph, with gusts as high as 33 mph. Chance of precipitation is 20%.

    Low: 36 °F

    Isolated
    Showers then
    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 45. West wind 13 to 18 mph, with gusts as high as 33 mph.

    High: 45 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 29. West wind 7 to 10 mph.

    Low: 29 °F

    Partly Cloudy

  • Thanksgiving Day

    Thanksgiving Day: Sunny, with a high near 42.

    High: 42 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 24.

    Low: 24 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 40.

    High: 40 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A chance of snow before midnight, then rain and snow likely. Cloudy, with a low around 32. Chance of precipitation is 60%.

    Low: 32 °F

    Chance Snow
    then
    Rain/Snow
    Likely

Detailed Forecast

Overnight
Isolated showers. Patchy fog after 4am. Otherwise, cloudy, with a low around 51. South wind 3 to 5 mph. Chance of precipitation is 20%.
Tuesday
Isolated showers before 7am. Patchy fog before 9am. Otherwise, cloudy, with a high near 58. Light southwest wind becoming west 5 to 9 mph in the morning. Chance of precipitation is 20%.
Tuesday Night
Isolated showers between 7pm and 9pm. Cloudy during the early evening, then gradual clearing, with a low around 36. West wind 8 to 17 mph, with gusts as high as 33 mph. Chance of precipitation is 20%.
Wednesday
Mostly sunny, with a high near 45. West wind 13 to 18 mph, with gusts as high as 33 mph.
Wednesday Night
Partly cloudy, with a low around 29. West wind 7 to 10 mph.
Thanksgiving Day
Sunny, with a high near 42.
Thursday Night
Mostly clear, with a low around 24.
Friday
Mostly sunny, with a high near 40.
Friday Night
A chance of snow before midnight, then rain and snow likely. Cloudy, with a low around 32. Chance of precipitation is 60%.
Saturday
Rain and snow. High near 39. Chance of precipitation is 80%.
Saturday Night
Rain likely. Cloudy, with a low around 31. Chance of precipitation is 60%.
Sunday
A 40 percent chance of rain. Mostly cloudy, with a high near 40.
Sunday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 30.
Monday
A 40 percent chance of rain. Mostly cloudy, with a high near 39.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Saint Louis MO
 38.64°N 90.23°W (Elev. 538 ft)
Last Update:
3:16 am CST Nov 25, 2025
Forecast Valid:
3am CST Nov 25, 2025-6pm CST Dec 1, 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