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

Hazardous Weather Conditions

Current conditions at

St. Louis, Spirit Of St. Louis Airport (KSUS)

Lat: 38.66°NLon: 90.66°WElev: 463ft.

A Few Clouds

84°F

29°C

Humidity 59%
Wind Speed SW 9 mph
Barometer 30.01 in (1015.5 mb)
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Heat Index87°F (31°C)
Last update 24 Jun 2:54 pm CDT
Extended Forecast for

Ellisville 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 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 85. West wind 3 to 5 mph.

    High: 85 °F

    Chance
    T-storms

  • Tonight

    Tonight: A 30 percent chance of showers and thunderstorms, mainly after 4am. Mostly cloudy, with a low around 66. Light southwest wind.

    Low: 66 °F

    Chance
    T-storms

  • Thursday

    Thursday: A 40 percent chance of showers and thunderstorms, mainly after 11am. Partly sunny, with a high near 84. Calm wind.

    High: 84 °F

    Chance
    T-storms

  • Thursday Night

    Thursday Night: Showers and thunderstorms likely, then showers and possibly a thunderstorm after 1am. Low around 68. Calm wind becoming southeast around 5 mph after midnight. Chance of precipitation is 80%.

    Low: 68 °F

    T-storms

  • Friday

    Friday: Showers and possibly a thunderstorm. High near 82. Southeast wind around 6 mph becoming southwest in the afternoon. Chance of precipitation is 90%.

    High: 82 °F

    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. Chance of precipitation is 60%.

    Low: 68 °F

    Chance
    T-storms then
    Showers
    Likely

  • Saturday

    Saturday: A 50 percent chance of showers and thunderstorms, mainly before 1pm. Partly sunny, with a high near 87.

    High: 87 °F

    Chance
    T-storms

  • Saturday Night

    Saturday Night: A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 73.

    Low: 73 °F

    Slight Chance
    T-storms

  • Sunday

    Sunday: Sunny, with a high near 95.

    High: 95 °F

    Sunny

Detailed Forecast

This Afternoon
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 85. West wind 3 to 5 mph.
Tonight
A 30 percent chance of showers and thunderstorms, mainly after 4am. Mostly cloudy, with a low around 66. Light southwest wind.
Thursday
A 40 percent chance of showers and thunderstorms, mainly after 11am. Partly sunny, with a high near 84. Calm wind.
Thursday Night
Showers and thunderstorms likely, then showers and possibly a thunderstorm after 1am. Low around 68. Calm wind becoming southeast around 5 mph after midnight. Chance of precipitation is 80%.
Friday
Showers and possibly a thunderstorm. High near 82. Southeast wind around 6 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 68. Chance of precipitation is 60%.
Saturday
A 50 percent chance of showers and thunderstorms, mainly before 1pm. Partly sunny, with a high near 87.
Saturday Night
A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 73.
Sunday
Sunny, with a high near 95.
Sunday Night
Mostly clear, with a low around 75.
Monday
Sunny and hot, with a high near 97.
Monday Night
Mostly clear, with a low around 75.
Tuesday
Sunny and hot, with a high near 97.
Tuesday Night
Mostly clear, with a low around 75.
Wednesday
Sunny and hot, with a high near 98.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Ellisville MO
 38.58°N 90.6°W (Elev. 699 ft)
Last Update:
2:52 pm CDT Jun 24, 2026
Forecast Valid:
3pm CDT Jun 24, 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