Current conditions at

St. Louis Downtown Airport (KCPS)

Lat: 38.56°NLon: 90.15°WElev: 410ft.

Mostly Cloudy

46°F

8°C

Humidity 89%
Wind Speed W 6 mph
Barometer 29.75 in (1007.3 mb)
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Wind Chill43°F (6°C)
Last update 14 Jan 3:53 am CST
Extended Forecast for

2 Miles SSE Belleville IL

  • Today

    Today: Cloudy through mid morning, then gradual clearing, with a temperature falling to around 30 by 5pm. Breezy, with a northwest wind 14 to 22 mph, with gusts as high as 37 mph.

    High: 40 °F

    Gradual
    Clearing and
    Breezy

  • Tonight

    Tonight: Clear, with a low around 18. Northwest wind 8 to 16 mph, with gusts as high as 28 mph.

    Low: 18 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 34. Northwest wind around 6 mph becoming south in the afternoon.

    High: 34 °F

    Sunny

  • Thursday Night

    Thursday Night: A 20 percent chance of snow.  Mostly cloudy, with a low around 27. South wind 5 to 10 mph becoming west after midnight. Winds could gust as high as 20 mph.

    Low: 27 °F

    Slight Chance
    Snow

  • Friday

    Friday: Partly sunny, with a high near 45. West wind 10 to 16 mph, with gusts as high as 26 mph.

    High: 45 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 20.

    Low: 20 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 28.

    High: 28 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 10.

    Low: 10 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 27.

    High: 27 °F

    Mostly Sunny

Detailed Forecast

Today
Cloudy through mid morning, then gradual clearing, with a temperature falling to around 30 by 5pm. Breezy, with a northwest wind 14 to 22 mph, with gusts as high as 37 mph.
Tonight
Clear, with a low around 18. Northwest wind 8 to 16 mph, with gusts as high as 28 mph.
Thursday
Sunny, with a high near 34. Northwest wind around 6 mph becoming south in the afternoon.
Thursday Night
A 20 percent chance of snow. Mostly cloudy, with a low around 27. South wind 5 to 10 mph becoming west after midnight. Winds could gust as high as 20 mph.
Friday
Partly sunny, with a high near 45. West wind 10 to 16 mph, with gusts as high as 26 mph.
Friday Night
Mostly cloudy, with a low around 20.
Saturday
Partly sunny, with a high near 28.
Saturday Night
Partly cloudy, with a low around 10.
Sunday
Mostly sunny, with a high near 27.
Sunday Night
Partly cloudy, with a low around 16.
M.L.King Day
Mostly sunny, with a high near 31.
Monday Night
Mostly clear, with a low around 13.
Tuesday
Sunny, with a high near 35.
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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 am CST Jan 14, 2026
4am CST Jan 14, 2026-6pm CST Jan 20, 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