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

26°F

-3°C

Humidity 71%
Wind Speed Calm
Barometer 30.16 in (1022.4 mb)
Dewpoint 18°F (-8°C)
Visibility 10.00 mi
Last update 2 Feb 2:54 am CST
Extended Forecast for

Ellisville MO

  • Overnight

    Overnight: Mostly cloudy, with a low around 22. Calm wind becoming west around 5 mph.

    Low: 22 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 40. West wind around 5 mph becoming calm in the morning.

    High: 40 °F

    Partly Sunny

  • Monday Night

    Monday Night: Cloudy, with a low around 28. East wind 3 to 5 mph.

    Low: 28 °F

    Cloudy

  • Tuesday

    Tuesday: A slight chance of snow and freezing rain before 10am, then a slight chance of snow between 10am and 11am. Mostly cloudy, with a high near 34. Light and variable wind becoming north 5 to 7 mph in the morning. Chance of precipitation is 20%.

    High: 34 °F

    Slight Chance
    Wintry Mix
    then Partly
    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 18. North wind around 5 mph becoming calm in the evening.

    Low: 18 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 32.

    High: 32 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 17.

    Low: 17 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 43.

    High: 43 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 33.

    Low: 33 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly cloudy, with a low around 22. Calm wind becoming west around 5 mph.
Monday
Partly sunny, with a high near 40. West wind around 5 mph becoming calm in the morning.
Monday Night
Cloudy, with a low around 28. East wind 3 to 5 mph.
Tuesday
A slight chance of snow and freezing rain before 10am, then a slight chance of snow between 10am and 11am. Mostly cloudy, with a high near 34. Light and variable wind becoming north 5 to 7 mph in the morning. Chance of precipitation is 20%.
Tuesday Night
Partly cloudy, with a low around 18. North wind around 5 mph becoming calm in the evening.
Wednesday
Mostly sunny, with a high near 32.
Wednesday Night
Partly cloudy, with a low around 17.
Thursday
Mostly sunny, with a high near 43.
Thursday Night
Mostly clear, with a low around 33.
Friday
Sunny, with a high near 46.
Friday Night
Mostly clear, with a low around 21.
Saturday
Sunny, with a high near 39.
Saturday Night
Partly cloudy, with a low around 25.
Sunday
Mostly sunny, with a high near 45.
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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:
3:16 am CST Feb 2, 2026
Forecast Valid:
3am CST Feb 2, 2026-6pm CST Feb 8, 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