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.

Overcast

35°F

2°C

Humidity 61%
Wind Speed S 10 mph
Barometer 29.93 in (1015.0 mb)
Dewpoint 23°F (-5°C)
Visibility 10.00 mi
Wind Chill27°F (-3°C)
Last update 5 Feb 1:51 pm CST
Extended Forecast for

Saint Louis MO

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 40. South wind 5 to 7 mph.

    High: 40 °F

    Partly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 32. Light and variable wind becoming west 5 to 7 mph in the evening.

    Low: 32 °F

    Partly Cloudy

  • Friday

    Friday: Sunny through mid morning, then becoming mostly cloudy, with a high near 47. West wind 9 to 17 mph becoming northwest in the afternoon. Winds could gust as high as 32 mph.

    High: 47 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: Partly cloudy, with a low around 24. North wind 5 to 14 mph, with gusts as high as 26 mph.

    Low: 24 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 36. Northeast wind around 6 mph becoming southeast in the afternoon.

    High: 36 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 26.

    Low: 26 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 52.

    High: 52 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 31.

    Low: 31 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 58.

    High: 58 °F

    Sunny

Detailed Forecast

This Afternoon
Partly sunny, with a high near 40. South wind 5 to 7 mph.
Tonight
Partly cloudy, with a low around 32. Light and variable wind becoming west 5 to 7 mph in the evening.
Friday
Sunny through mid morning, then becoming mostly cloudy, with a high near 47. West wind 9 to 17 mph becoming northwest in the afternoon. Winds could gust as high as 32 mph.
Friday Night
Partly cloudy, with a low around 24. North wind 5 to 14 mph, with gusts as high as 26 mph.
Saturday
Sunny, with a high near 36. Northeast wind around 6 mph becoming southeast in the afternoon.
Saturday Night
Mostly cloudy, with a low around 26.
Sunday
Mostly sunny, with a high near 52.
Sunday Night
Mostly clear, with a low around 31.
Monday
Sunny, with a high near 58.
Monday Night
Mostly clear, with a low around 42.
Tuesday
A 20 percent chance of rain. Partly sunny, with a high near 65.
Tuesday Night
A 40 percent chance of rain. Cloudy, with a low around 44.
Wednesday
A 30 percent chance of rain. Mostly cloudy, with a high near 56.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Saint Louis MO
 38.64°N 90.26°W (Elev. 499 ft)
Last Update:
12:26 pm CST Feb 5, 2026
Forecast Valid:
2pm CST Feb 5, 2026-6pm CST Feb 11, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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