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.

Light Snow Fog/Mist

25°F

-4°C

Humidity 88%
Wind Speed Calm
Barometer 30.16 in (1022.5 mb)
Dewpoint 22°F (-6°C)
Visibility 1.75 mi
Last update 1 Dec 3:54 pm CST
Extended Forecast for

3 Miles E Allenton MO

Winter Weather Advisory December 1, 04:29pm until December 2, 12:00am
Click here for hazard details and duration
Winter Weather Advisory
  •  
    Winter Weather Advisory December 1, 04:29pm until December 2, 12:00am

    NOW until 12:00am Tue

    Winter Weather Advisory

  • This Afternoon

    High: 25 °F

    Snow Likely

  • Tonight

    Tonight: Snow, mainly before midnight. Low around 18. Calm wind becoming northwest around 6 mph after midnight. Chance of precipitation is 100%. New snow accumulation of 1 to 2 inches possible.

    Low: 18 °F

    Snow then
    Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 30. Northwest wind around 5 mph becoming calm in the afternoon.

    High: 30 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 21. Light south wind.

    Low: 21 °F

    Mostly Clear

  • Wednesday

    Wednesday: Partly sunny, with a high near 40. Light and variable wind becoming southwest around 5 mph.

    High: 40 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 13.

    Low: 13 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 23.

    High: 23 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 12.

    Low: 12 °F

    Partly Cloudy

Detailed Forecast

This Afternoon
Snow likely, mainly before 5pm. Cloudy, with a high near 25. Calm wind. Chance of precipitation is 70%. Total daytime snow accumulation of 1 to 2 inches possible.
Tonight
Snow, mainly before midnight. Low around 18. Calm wind becoming northwest around 6 mph after midnight. Chance of precipitation is 100%. New snow accumulation of 1 to 2 inches possible.
Tuesday
Partly sunny, with a high near 30. Northwest wind around 5 mph becoming calm in the afternoon.
Tuesday Night
Mostly clear, with a low around 21. Light south wind.
Wednesday
Partly sunny, with a high near 40. Light and variable wind becoming southwest around 5 mph.
Wednesday Night
Mostly cloudy, with a low around 13.
Thursday
Mostly sunny, with a high near 23.
Thursday Night
Partly cloudy, with a low around 12.
Friday
A 20 percent chance of snow before noon. Mostly sunny, with a high near 40.
Friday Night
Partly cloudy, with a low around 25.
Saturday
Partly sunny, with a high near 41.
Saturday Night
Mostly cloudy, with a low around 25.
Sunday
Mostly cloudy, with a high near 36.
Sunday Night
Mostly cloudy, with a low around 19.
Monday
Partly sunny, with a high near 37.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles E Allenton MO
 38.52°N 90.69°W (Elev. 732 ft)
Last Update:
4:21 pm CST Dec 1, 2025
Forecast Valid:
4pm CST Dec 1, 2025-6pm CST Dec 8, 2025
 
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