Current conditions at

St. Louis Lambert International Airport (KSTL)

Lat: 38.75°NLon: 90.37°WElev: 604ft.

Overcast

68°F

20°C

Humidity 78%
Wind Speed S 16 mph
Barometer 29.86 in (1010.0 mb)
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Last update 7 Mar 12:51 am CST
Extended Forecast for

Saint Louis MO

Severe T-storm Watch until March 7, 06:00am
Click here for hazard details and duration
Severe T-storm Watch
  •  
    Severe T-storm Watch until March 7, 06:00am

    NOW until 6:00am Sat

    Severe T-storm Watch

  • Overnight

    Low: 61 °F

    Severe
    Thunderstorms

  • Saturday

    Saturday: Showers, mainly before 8am.  Temperature rising to near 65 by 10am, then falling to around 56 during the remainder of the day. Southwest wind 9 to 15 mph becoming northwest in the afternoon. Winds could gust as high as 28 mph.  Chance of precipitation is 100%.

    High: 65 °F

    Showers then
    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, then gradually becoming mostly clear, with a low around 40. Northwest wind 5 to 9 mph becoming calm  after midnight.

    Low: 40 °F

    Decreasing
    Clouds

  • Sunday

    Sunday: Sunny, with a high near 67. Southwest wind 3 to 7 mph.

    High: 67 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 48. South wind around 7 mph.

    Low: 48 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 79.

    High: 79 °F

    Sunny

  • Monday Night

    Monday Night: A 30 percent chance of rain and thunderstorms after midnight.  Mostly clear, with a low around 61.

    Low: 61 °F

    Mostly Clear
    then Chance
    Rain

  • Tuesday

    Tuesday: A chance of rain and thunderstorms, then rain and possibly a thunderstorm after noon.  High near 80. Chance of precipitation is 80%.

    High: 80 °F

    Chance Rain
    then Rain

Detailed Forecast

Overnight
A chance of rain and thunderstorms, then rain and possibly a thunderstorm after 2am. Some of the storms could be severe and produce heavy rainfall. Low around 61. South wind 10 to 13 mph, with gusts as high as 31 mph. Chance of precipitation is 100%.
Saturday
Showers, mainly before 8am. Temperature rising to near 65 by 10am, then falling to around 56 during the remainder of the day. Southwest wind 9 to 15 mph becoming northwest in the afternoon. Winds could gust as high as 28 mph. Chance of precipitation is 100%.
Saturday Night
Mostly cloudy, then gradually becoming mostly clear, with a low around 40. Northwest wind 5 to 9 mph becoming calm after midnight.
Sunday
Sunny, with a high near 67. Southwest wind 3 to 7 mph.
Sunday Night
Clear, with a low around 48. South wind around 7 mph.
Monday
Sunny, with a high near 79.
Monday Night
A 30 percent chance of rain and thunderstorms after midnight. Mostly clear, with a low around 61.
Tuesday
A chance of rain and thunderstorms, then rain and possibly a thunderstorm after noon. High near 80. Chance of precipitation is 80%.
Tuesday Night
Rain and possibly a thunderstorm. Low around 53. Chance of precipitation is 90%.
Wednesday
Rain and possibly a thunderstorm before noon, then a chance of rain. High near 65. Chance of precipitation is 80%.
Wednesday Night
Partly cloudy, with a low around 36.
Thursday
Sunny, with a high near 55.
Thursday Night
Mostly cloudy, with a low around 42.
Friday
Mostly cloudy, with a high near 67.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
Saint Louis MO
 38.64°N 90.23°W (Elev. 538 ft)
12:25 am CST Mar 7, 2026
1am CST Mar 7, 2026-6pm CDT Mar 13, 2026
 
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