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

36°F

2°C

Humidity 73%
Wind Speed S 8 mph
Barometer 30.09 in (1019.3 mb)
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Wind Chill30°F (-1°C)
Last update 3 Dec 12:53 pm CST
Extended Forecast for

3 Miles SSE Belleville IL

  • This Afternoon

    This Afternoon: A chance of sprinkles and flurries before 4pm, then a chance of rain and snow between 4pm and 5pm, then a chance of snow after 5pm. Cloudy, with a high near 36. South wind 3 to 8 mph. Chance of precipitation is 30%.

    High: 36 °F

    Chance
    Rain/Snow

  • Tonight

    Tonight: A 40 percent chance of snow, mainly before 1am. Cloudy, with a low around 15. Light and variable wind becoming north 9 to 14 mph in the evening.

    Low: 15 °F

    Chance Snow

  • Thursday

    Thursday: Cloudy through mid morning, then gradual clearing, with a high near 24. North wind 5 to 10 mph.

    High: 24 °F

    Gradual
    Clearing

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 13. Light and variable wind.

    Low: 13 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 40. Calm wind becoming south around 6 mph.

    High: 40 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 25.

    Low: 25 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 38.

    High: 38 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 26.

    Low: 26 °F

    Mostly Cloudy

  • Sunday

    Sunday: A 20 percent chance of rain after noon. Mostly cloudy, with a high near 38.

    High: 38 °F

    Partly Sunny
    then Slight
    Chance Rain

Detailed Forecast

This Afternoon
A chance of sprinkles and flurries before 4pm, then a chance of rain and snow between 4pm and 5pm, then a chance of snow after 5pm. Cloudy, with a high near 36. South wind 3 to 8 mph. Chance of precipitation is 30%.
Tonight
A 40 percent chance of snow, mainly before 1am. Cloudy, with a low around 15. Light and variable wind becoming north 9 to 14 mph in the evening.
Thursday
Cloudy through mid morning, then gradual clearing, with a high near 24. North wind 5 to 10 mph.
Thursday Night
Partly cloudy, with a low around 13. Light and variable wind.
Friday
Mostly sunny, with a high near 40. Calm wind becoming south around 6 mph.
Friday Night
Partly cloudy, with a low around 25.
Saturday
Partly sunny, with a high near 38.
Saturday Night
Mostly cloudy, with a low around 26.
Sunday
A 20 percent chance of rain after noon. Mostly cloudy, with a high near 38.
Sunday Night
Mostly cloudy, with a low around 24.
Monday
Partly sunny, with a high near 36.
Monday Night
Mostly cloudy, with a low around 27.
Tuesday
Mostly sunny, with a high near 45.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SSE Belleville IL
 38.5°N 89.98°W (Elev. 495 ft)
Last Update:
12:11 pm CST Dec 3, 2025
Forecast Valid:
1pm CST Dec 3, 2025-6pm CST Dec 9, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation