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

Hazardous Weather Conditions

Current conditions at

St. Louis Lambert International Airport (KSTL)

Lat: 38.75°NLon: 90.37°WElev: 604ft.

Mostly Cloudy

84°F

29°C

Humidity 65%
Wind Speed SW 9 mph
Barometer 29.99 in (1014.2 mb)
Dewpoint 71°F (22°C)
Visibility 10.00 mi
Heat Index89°F (32°C)
Last update 25 Jun 11:51 am CDT
Extended Forecast for

Richmond Heights MO

Flood Watch June 25, 01:00pm until June 26, 07:00am
Click here for hazard details and duration
Flood Watch

  • This Afternoon

    This Afternoon: A 40 percent chance of showers and thunderstorms, mainly after 1pm. Sunny early, then becoming mostly cloudy, with a high near 86. Light and variable wind.

    High: 86 °F

    Chance
    T-storms

  • Tonight

    Tonight: Showers and thunderstorms, mainly after 11pm. Low around 70. Southeast wind 3 to 5 mph. Chance of precipitation is 90%.

    Low: 70 °F

    T-storms
    Likely then
    T-storms

  • Friday

    Friday: Showers and thunderstorms. High near 82. South wind 7 to 9 mph becoming southwest in the afternoon. Chance of precipitation is 90%.

    High: 82 °F

    T-storms

  • 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 69. Southwest wind around 6 mph becoming calm in the evening. Chance of precipitation is 70%.

    Low: 69 °F

    Chance
    T-storms then
    Showers
    Likely

  • Saturday

    Saturday: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 89. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 89 °F

    Chance
    T-storms

  • Saturday Night

    Saturday Night: A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 74.

    Low: 74 °F

    Slight Chance
    T-storms

  • Sunday

    Sunday: Sunny, with a high near 96.

    High: 96 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 77.

    Low: 77 °F

    Mostly Clear

  • Monday

    Monday: Sunny and hot, with a high near 97.

    High: 97 °F

    Hot

Detailed Forecast

This Afternoon
A 40 percent chance of showers and thunderstorms, mainly after 1pm. Sunny early, then becoming mostly cloudy, with a high near 86. Light and variable wind.
Tonight
Showers and thunderstorms, mainly after 11pm. Low around 70. Southeast wind 3 to 5 mph. Chance of precipitation is 90%.
Friday
Showers and thunderstorms. High near 82. South wind 7 to 9 mph becoming southwest in the afternoon. Chance of precipitation is 90%.
Friday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 69. Southwest wind around 6 mph becoming calm in the evening. Chance of precipitation is 70%.
Saturday
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 89. Calm wind becoming southwest around 5 mph in the afternoon.
Saturday Night
A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 74.
Sunday
Sunny, with a high near 96.
Sunday Night
Mostly clear, with a low around 77.
Monday
Sunny and hot, with a high near 97.
Monday Night
Clear, with a low around 78.
Tuesday
Sunny and hot, with a high near 98.
Tuesday Night
Clear, with a low around 78.
Wednesday
Sunny and hot, with a high near 98.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Richmond Heights MO
 38.62°N 90.35°W (Elev. 499 ft)
Last Update:
12:16 pm CDT Jun 25, 2026
Forecast Valid:
12pm CDT Jun 25, 2026-6pm CDT Jul 1, 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