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

Hazardous Weather Conditions

Current conditions at

St. Louis Downtown Airport (KCPS)

Lat: 38.56°NLon: 90.15°WElev: 410ft.

Fair

68°F

20°C

Humidity 73%
Wind Speed Calm
Barometer 29.99 in (1015.1 mb)
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Last update 20 Jun 2:53 am CDT
Extended Forecast for

Sunset Hills MO

Flood Watch June 21, 07:00am until June 22, 01:00am
Click here for hazard details and duration
Flood Watch

  • Overnight

    Overnight: Mostly cloudy, with a low around 68. Calm wind.

    Low: 68 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 85. Light northwest wind.

    High: 85 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 68. North wind around 5 mph becoming light and variable.

    Low: 68 °F

    Mostly Cloudy

  • Sunday

    Sunday: Showers and thunderstorms, mainly before 1pm. High near 84. Southeast wind 6 to 13 mph becoming south in the afternoon. Winds could gust as high as 26 mph. Chance of precipitation is 90%.

    High: 84 °F

    T-storms

  • Sunday Night

    Sunday Night: Showers and thunderstorms, mainly before 1am. Low around 65. Southwest wind 7 to 10 mph becoming northwest after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 90%.

    Low: 65 °F

    T-storms

  • Monday

    Monday: A 20 percent chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 78.

    High: 78 °F

    Slight Chance
    T-storms

  • Monday Night

    Monday Night: Partly cloudy, with a low around 62.

    Low: 62 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 81.

    High: 81 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 63.

    Low: 63 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly cloudy, with a low around 68. Calm wind.
Saturday
Mostly sunny, with a high near 85. Light northwest wind.
Saturday Night
Mostly cloudy, with a low around 68. North wind around 5 mph becoming light and variable.
Sunday
Showers and thunderstorms, mainly before 1pm. High near 84. Southeast wind 6 to 13 mph becoming south in the afternoon. Winds could gust as high as 26 mph. Chance of precipitation is 90%.
Sunday Night
Showers and thunderstorms, mainly before 1am. Low around 65. Southwest wind 7 to 10 mph becoming northwest after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 90%.
Monday
A 20 percent chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 78.
Monday Night
Partly cloudy, with a low around 62.
Tuesday
Mostly sunny, with a high near 81.
Tuesday Night
Mostly clear, with a low around 63.
Wednesday
Mostly sunny, with a high near 84.
Wednesday Night
Partly cloudy, with a low around 64.
Thursday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 82.
Thursday Night
A 30 percent chance of showers. Partly cloudy, with a low around 63.
Friday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 83.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Sunset Hills MO
 38.54°N 90.41°W (Elev. 574 ft)
Last Update:
2:56 am CDT Jun 20, 2026
Forecast Valid:
3am CDT Jun 20, 2026-6pm CDT Jun 26, 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