Current conditions at

St. Louis Downtown Airport (KCPS)

Lat: 38.56°NLon: 90.15°WElev: 410ft.

Fair

19°F

-7°C

Humidity 57%
Wind Speed N 14 mph
Barometer 30.50 in (1033.4 mb)
Dewpoint 6°F (-14°C)
Visibility 10.00 mi
Wind Chill5°F (-15°C)
Last update 31 Jan 2:53 pm CST
Extended Forecast for

2 Miles SSE Belleville IL

  • Tonight

    Tonight: Mostly clear, with a low around 0. Northwest wind 5 to 7 mph becoming calm  after midnight.

    Low: 0 °F

    Mostly Clear

  • Sunday

    Sunday: A slight chance of snow between 3pm and 5pm.  Increasing clouds, with a high near 29. Calm wind becoming south 5 to 8 mph in the morning.  Chance of precipitation is 20%.

    High: 29 °F

    Mostly Sunny
    then Slight
    Chance Snow

  • Sunday Night

    Sunday Night: Cloudy, then gradually becoming partly cloudy, with a low around 18. South wind around 6 mph becoming calm  after midnight.

    Low: 18 °F

    Decreasing
    Clouds

  • Monday

    Monday: Mostly sunny, with a high near 38. Light and variable wind.

    High: 38 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 26. Light east wind.

    Low: 26 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A 30 percent chance of snow, mainly after noon.  Mostly cloudy, with a high near 33.

    High: 33 °F

    Chance Snow

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 15.

    Low: 15 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 28.

    High: 28 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 11.

    Low: 11 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 0. Northwest wind 5 to 7 mph becoming calm after midnight.
Sunday
A slight chance of snow between 3pm and 5pm. Increasing clouds, with a high near 29. Calm wind becoming south 5 to 8 mph in the morning. Chance of precipitation is 20%.
Sunday Night
Cloudy, then gradually becoming partly cloudy, with a low around 18. South wind around 6 mph becoming calm after midnight.
Monday
Mostly sunny, with a high near 38. Light and variable wind.
Monday Night
Mostly cloudy, with a low around 26. Light east wind.
Tuesday
A 30 percent chance of snow, mainly after noon. Mostly cloudy, with a high near 33.
Tuesday Night
Mostly cloudy, with a low around 15.
Wednesday
Mostly sunny, with a high near 28.
Wednesday Night
Partly cloudy, with a low around 11.
Thursday
Mostly sunny, with a high near 36.
Thursday Night
Partly cloudy, with a low around 28.
Friday
Mostly sunny, with a high near 45.
Friday Night
Partly cloudy, with a low around 22.
Saturday
Mostly sunny, with a high near 36.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SSE Belleville IL
 38.5°N 89.98°W (Elev. 495 ft)
3:16 pm CST Jan 31, 2026
3pm CST Jan 31, 2026-6pm CST Feb 7, 2026
 
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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