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 42%
Wind Speed SW 8 mph
Barometer 29.69 in (1005.6 mb)
Dewpoint 14°F (-10°C)
Visibility 10.00 mi
Wind Chill28°F (-2°C)
Last update 16 Jan 4:53 am CST
Extended Forecast for

2 Miles SSE Belleville IL

  • Today

    Today: A chance of rain and snow before 11am, then a chance of rain after 4pm. Mostly sunny through mid morning, then becoming cloudy, with a high near 45. West wind 8 to 14 mph, with gusts as high as 25 mph. Chance of precipitation is 30%.

    High: 45 °F

    Chance
    Rain/Snow
    then Chance
    Rain

  • Tonight

    Tonight: A chance of rain and snow before 8pm, then a chance of snow between 8pm and 11pm. Cloudy during the early evening, then gradual clearing, with a low around 22. Northwest wind 9 to 13 mph, with gusts as high as 24 mph. Chance of precipitation is 50%.

    Low: 22 °F

    Chance
    Rain/Snow
    then Partly
    Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 29. West wind 9 to 15 mph, with gusts as high as 22 mph.

    High: 29 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 13. Northwest wind 6 to 10 mph.

    Low: 13 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 33. Southwest wind 6 to 11 mph, with gusts as high as 21 mph.

    High: 33 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 15.

    Low: 15 °F

    Partly Cloudy

  • M.L.King Day

    M.L.King Day: Sunny, with a high near 24.

    High: 24 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 11.

    Low: 11 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 39.

    High: 39 °F

    Mostly Sunny

Detailed Forecast

Today
A chance of rain and snow before 11am, then a chance of rain after 4pm. Mostly sunny through mid morning, then becoming cloudy, with a high near 45. West wind 8 to 14 mph, with gusts as high as 25 mph. Chance of precipitation is 30%.
Tonight
A chance of rain and snow before 8pm, then a chance of snow between 8pm and 11pm. Cloudy during the early evening, then gradual clearing, with a low around 22. Northwest wind 9 to 13 mph, with gusts as high as 24 mph. Chance of precipitation is 50%.
Saturday
Partly sunny, with a high near 29. West wind 9 to 15 mph, with gusts as high as 22 mph.
Saturday Night
Mostly clear, with a low around 13. Northwest wind 6 to 10 mph.
Sunday
Mostly sunny, with a high near 33. Southwest wind 6 to 11 mph, with gusts as high as 21 mph.
Sunday Night
Partly cloudy, with a low around 15.
M.L.King Day
Sunny, with a high near 24.
Monday Night
Mostly clear, with a low around 11.
Tuesday
Mostly sunny, with a high near 39.
Tuesday Night
Mostly clear, with a low around 27.
Wednesday
Mostly sunny, with a high near 50.
Wednesday Night
A 20 percent chance of rain. Mostly cloudy, with a low around 28.
Thursday
A 20 percent chance of rain. Partly sunny, with a high near 42.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SSE Belleville IL
 38.5°N 89.98°W (Elev. 495 ft)
Last Update:
5:01 am CST Jan 16, 2026
Forecast Valid:
5am CST Jan 16, 2026-6pm CST Jan 22, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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