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

Showers and Storms in the East; Dangerously Hot and Dry in the West

Scattered showers and storms are expected across portions of the Central and Eastern U.S. through the end of the week. Meanwhile, dangerous heat will intensify across the Desert Southwest and Intermountain West. Hot, dry weather and increasing winds will allow elevated wildfire conditions to return to the northern Intermountain West, where air quality issues persist from ongoing fires. Read More >

Current conditions at

St. Louis Lambert International Airport (KSTL)

Lat: 38.75°NLon: 90.37°WElev: 604ft.

Mostly Cloudy

81°F

27°C

Humidity 70%
Wind Speed W 6 mph
Barometer 30.04 in
Dewpoint 71°F (22°C)
Visibility 10.00 mi
Heat Index85°F (29°C)
Last update 7 Aug 8:51 pm CDT
Extended Forecast for

Webster Groves MO

  • Tonight

    Tonight: Partly cloudy, with a low around 72. Calm wind becoming southwest around 5 mph.

    Low: 72 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 91. Heat index values as high as 101. Calm wind becoming south around 5 mph in the afternoon.

    High: 91 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 73. Southeast wind around 5 mph becoming calm after midnight.

    Low: 73 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 94. Heat index values as high as 107. South wind 3 to 8 mph.

    High: 94 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 77. South wind 6 to 8 mph.

    Low: 77 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 95.

    High: 95 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 78.

    Low: 78 °F

    Mostly Clear

  • Tuesday

    Tuesday: A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 95.

    High: 95 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A 40 percent chance of showers and thunderstorms, mainly after 1am. Partly cloudy, with a low around 76.

    Low: 76 °F

    Slight Chance
    T-storms then
    Chance
    Showers

Detailed Forecast

Tonight
Partly cloudy, with a low around 72. Calm wind becoming southwest around 5 mph.
Saturday
Sunny, with a high near 91. Heat index values as high as 101. Calm wind becoming south around 5 mph in the afternoon.
Saturday Night
Partly cloudy, with a low around 73. Southeast wind around 5 mph becoming calm after midnight.
Sunday
Sunny, with a high near 94. Heat index values as high as 107. South wind 3 to 8 mph.
Sunday Night
Mostly clear, with a low around 77. South wind 6 to 8 mph.
Monday
Sunny, with a high near 95.
Monday Night
Mostly clear, with a low around 78.
Tuesday
A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 95.
Tuesday Night
A 40 percent chance of showers and thunderstorms, mainly after 1am. Partly cloudy, with a low around 76.
Wednesday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 90.
Wednesday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 72.
Thursday
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 84.
Thursday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 69.
Friday
A 40 percent chance of showers. Partly sunny, with a high near 82.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Webster Groves MO
 38.6°N 90.35°W (Elev. 482 ft)
Last Update:
8:51 pm CDT Aug 7, 2026
Forecast Valid:
9pm CDT Aug 7, 2026-6pm CDT Aug 14, 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