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.

A Few Clouds

80°F

27°C

Humidity 71%
Wind Speed S 14 G 18 mph
Barometer 30.00 in (1014.3 mb)
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Heat Index83°F (28°C)
Last update 9 Aug 2:51 am CDT
Extended Forecast for

Kirkwood MO

  • Overnight

    Overnight: Clear, with a low around 76. South wind around 6 mph.

    Low: 76 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 95. Heat index values as high as 102. South wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 95 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 75. Southeast wind 5 to 10 mph.

    Low: 75 °F

    Mostly Clear

  • Sunday

    Sunday: A slight chance of showers and thunderstorms before 7am, then a slight chance of showers between 7am and 1pm, then a slight chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 94. South wind 5 to 9 mph. Chance of precipitation is 20%.

    High: 94 °F

    Slight Chance
    T-storms

  • Sunday Night

    Sunday Night: A slight chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 1am. Partly cloudy, with a low around 75. South wind 3 to 6 mph. Chance of precipitation is 20%.

    Low: 75 °F

    Slight Chance
    T-storms then
    Slight Chance
    Showers

  • Monday

    Monday: A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 93. Chance of precipitation is 30%.

    High: 93 °F

    Slight Chance
    Showers then
    Chance
    T-storms

  • Monday Night

    Monday Night: A chance of showers and thunderstorms before 1am, then a slight chance of showers. Partly cloudy, with a low around 73. Chance of precipitation is 30%.

    Low: 73 °F

    Chance
    T-storms then
    Chance
    Showers

  • Tuesday

    Tuesday: A chance of showers, with thunderstorms also possible after 10am. Mostly sunny, with a high near 91. Chance of precipitation is 50%.

    High: 91 °F

    Chance
    Showers then
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A 20 percent chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 72.

    Low: 72 °F

    Slight Chance
    T-storms

Detailed Forecast

Overnight
Clear, with a low around 76. South wind around 6 mph.
Saturday
Sunny, with a high near 95. Heat index values as high as 102. South wind 5 to 10 mph, with gusts as high as 20 mph.
Saturday Night
Mostly clear, with a low around 75. Southeast wind 5 to 10 mph.
Sunday
A slight chance of showers and thunderstorms before 7am, then a slight chance of showers between 7am and 1pm, then a slight chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 94. South wind 5 to 9 mph. Chance of precipitation is 20%.
Sunday Night
A slight chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 1am. Partly cloudy, with a low around 75. South wind 3 to 6 mph. Chance of precipitation is 20%.
Monday
A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 93. Chance of precipitation is 30%.
Monday Night
A chance of showers and thunderstorms before 1am, then a slight chance of showers. Partly cloudy, with a low around 73. Chance of precipitation is 30%.
Tuesday
A chance of showers, with thunderstorms also possible after 10am. Mostly sunny, with a high near 91. Chance of precipitation is 50%.
Tuesday Night
A 20 percent chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 72.
Wednesday
A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 90. Chance of precipitation is 40%.
Wednesday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 73.
Thursday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 91.
Thursday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 73.
Friday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 92.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Kirkwood MO
 38.56°N 90.43°W (Elev. 531 ft)
Last Update:
3:16 am CDT Aug 9, 2025
Forecast Valid:
3am CDT Aug 9, 2025-6pm CDT Aug 15, 2025
 
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