National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

St. Louis Downtown Airport (KCPS)

Lat: 38.56°NLon: 90.15°WElev: 410ft.

Fair

64°F

18°C

Humidity 84%
Wind Speed NE 5 mph
Barometer 30.14 in (1020.4 mb)
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Last update 23 Jul 4:53 am CDT
Extended Forecast for

Webster Groves MO

  • Today

    Today: Mostly sunny, with a high near 82. East wind 3 to 5 mph.

    High: 82 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 66. East wind around 6 mph becoming calm in the evening.

    Low: 66 °F

    Mostly Cloudy

  • Friday

    Friday: A 40 percent chance of showers, mainly after noon. Increasing clouds, with a high near 81. Calm wind becoming southeast around 5 mph in the afternoon.

    High: 81 °F

    Chance
    Showers

  • Friday Night

    Friday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 68. Southeast wind around 6 mph. Chance of precipitation is 70%.

    Low: 68 °F

    Chance
    Showers then
    Showers
    Likely

  • Saturday

    Saturday: A 50 percent chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 89. Light and variable wind becoming south around 5 mph.

    High: 89 °F

    Chance
    T-storms then
    Chance
    Showers

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 73.

    Low: 73 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 94.

    High: 94 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 76.

    Low: 76 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny and hot, with a high near 99.

    High: 99 °F

    Hot

Detailed Forecast

Today
Mostly sunny, with a high near 82. East wind 3 to 5 mph.
Tonight
Mostly cloudy, with a low around 66. East wind around 6 mph becoming calm in the evening.
Friday
A 40 percent chance of showers, mainly after noon. Increasing clouds, with a high near 81. Calm wind becoming southeast around 5 mph in the afternoon.
Friday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 68. Southeast wind around 6 mph. Chance of precipitation is 70%.
Saturday
A 50 percent chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 89. Light and variable wind becoming south around 5 mph.
Saturday Night
Partly cloudy, with a low around 73.
Sunday
Sunny, with a high near 94.
Sunday Night
Mostly clear, with a low around 76.
Monday
Mostly sunny and hot, with a high near 99.
Monday Night
Mostly clear, with a low around 77.
Tuesday
Mostly sunny, with a high near 96.
Tuesday Night
Partly cloudy, with a low around 74.
Wednesday
Mostly sunny, with a high near 92.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Webster Groves MO
 38.58°N 90.35°W (Elev. 531 ft)
Last Update:
5:11 am CDT Jul 23, 2026
Forecast Valid:
5am CDT Jul 23, 2026-6pm CDT Jul 29, 2026
 
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