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

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

Lat: 38.66°NLon: 90.66°WElev: 463ft.

Overcast

28°F

-2°C

Humidity 56%
Wind Speed Calm
Barometer 30.26 in (1025.9 mb)
Dewpoint 14°F (-10°C)
Visibility 10.00 mi
Last update 28 Jan 7:54 pm CST
Extended Forecast for

Ellisville MO

  • Tonight

    Tonight: Increasing clouds, with a low around 12. Calm wind becoming northeast around 5 mph after midnight.

    Low: 12 °F

    Increasing
    Clouds

  • Thursday

    Thursday: Mostly cloudy, with a high near 23. Northeast wind 5 to 7 mph.

    High: 23 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: A 30 percent chance of snow, mainly before midnight. Mostly cloudy, with a low around 8. North wind 3 to 6 mph.

    Low: 8 °F

    Chance Snow

  • Friday

    Friday: Partly sunny and cold, with a high near 19. North wind 5 to 8 mph.

    High: 19 °F

    Cold

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 4. North wind 6 to 9 mph.

    Low: 4 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny and cold, with a high near 18.

    High: 18 °F

    Cold

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 2.

    Low: 2 °F

    Partly Cloudy

  • Sunday

    Sunday: A 20 percent chance of snow after noon. Mostly sunny, with a high near 29.

    High: 29 °F

    Mostly Sunny
    then Slight
    Chance Snow

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 16.

    Low: 16 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Increasing clouds, with a low around 12. Calm wind becoming northeast around 5 mph after midnight.
Thursday
Mostly cloudy, with a high near 23. Northeast wind 5 to 7 mph.
Thursday Night
A 30 percent chance of snow, mainly before midnight. Mostly cloudy, with a low around 8. North wind 3 to 6 mph.
Friday
Partly sunny and cold, with a high near 19. North wind 5 to 8 mph.
Friday Night
Mostly cloudy, with a low around 4. North wind 6 to 9 mph.
Saturday
Mostly sunny and cold, with a high near 18.
Saturday Night
Partly cloudy, with a low around 2.
Sunday
A 20 percent chance of snow after noon. Mostly sunny, with a high near 29.
Sunday Night
Mostly cloudy, with a low around 16.
Monday
Partly sunny, with a high near 37.
Monday Night
Partly cloudy, with a low around 21.
Tuesday
A 20 percent chance of rain. Mostly cloudy, with a high near 39.
Tuesday Night
A chance of rain and snow. Mostly cloudy, with a low around 27. Chance of precipitation is 30%.
Wednesday
A chance of rain and snow. Mostly cloudy, with a high near 37. Chance of precipitation is 30%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Ellisville MO
 38.58°N 90.57°W (Elev. 696 ft)
Last Update:
7:56 pm CST Jan 28, 2026
Forecast Valid:
8pm CST Jan 28, 2026-6pm CST Feb 4, 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