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

35°F

2°C

Humidity 61%
Wind Speed N 6 mph
Barometer 30.67 in (1039.0 mb)
Dewpoint 23°F (-5°C)
Visibility 10.00 mi
Wind Chill30°F (-1°C)
Last update 28 Mar 7:53 am CDT
Extended Forecast for

Sunset Hills MO

Frost Advisory March 28, 08:33am until March 28, 09:00am
Click here for hazard details and duration
...
  •  
    Frost Advisory March 28, 08:33am until March 28, 09:00am

    NOW until 9:00am Sat

    Frost Advisory

  • Today

    High: 57 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 40. South wind around 6 mph.

    Low: 40 °F

    Mostly Clear

  • Sunday

    Sunday: Partly sunny, with a high near 71. South wind 6 to 10 mph, with gusts as high as 21 mph.

    High: 71 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 58. South wind around 9 mph.

    Low: 58 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 84. South wind 8 to 14 mph, with gusts as high as 26 mph.

    High: 84 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 66.

    Low: 66 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A chance of rain, with thunderstorms also possible after 1pm. Partly sunny, with a high near 86. Chance of precipitation is 50%.

    High: 86 °F

    Chance Rain
    then Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Rain and possibly a thunderstorm. Low around 48. Chance of precipitation is 90%.

    Low: 48 °F

    Rain

Detailed Forecast

Today
Sunny, with a high near 57. Light and variable wind becoming southeast 5 to 7 mph in the afternoon.
Tonight
Mostly clear, with a low around 40. South wind around 6 mph.
Sunday
Partly sunny, with a high near 71. South wind 6 to 10 mph, with gusts as high as 21 mph.
Sunday Night
Partly cloudy, with a low around 58. South wind around 9 mph.
Monday
Sunny, with a high near 84. South wind 8 to 14 mph, with gusts as high as 26 mph.
Monday Night
Partly cloudy, with a low around 66.
Tuesday
A chance of rain, with thunderstorms also possible after 1pm. Partly sunny, with a high near 86. Chance of precipitation is 50%.
Tuesday Night
Rain and possibly a thunderstorm. Low around 48. Chance of precipitation is 90%.
Wednesday
A 50 percent chance of rain. Cloudy, with a high near 57.
Wednesday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 41.
Thursday
Rain likely. Mostly cloudy, with a high near 57. Chance of precipitation is 60%.
Thursday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 44.
Friday
A 40 percent chance of rain. Partly sunny, with a high near 69.
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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:
8:16 am CDT Mar 28, 2026
Forecast Valid:
8am CDT Mar 28, 2026-6pm CDT Apr 3, 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