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

26°F

-3°C

Humidity 51%
Wind Speed NW 15 mph
Barometer 30.35 in (1028.4 mb)
Dewpoint 10°F (-12°C)
Visibility 10.00 mi
Wind Chill14°F (-10°C)
Last update 27 Jan 4:53 pm CST
Extended Forecast for

2 Miles SSE Belleville IL

  • Tonight

    Tonight: Mostly clear, with a low around 1. North wind 3 to 7 mph.

    Low: 1 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 30. Light west wind increasing to 5 to 9 mph in the morning.

    High: 30 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 10. Southwest wind around 5 mph becoming calm in the evening.

    Low: 10 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly cloudy, with a high near 23. Calm wind becoming northeast around 6 mph in the afternoon.

    High: 23 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 6. Calm wind becoming north around 5 mph after midnight.

    Low: 6 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly sunny and cold, with a high near 16.

    High: 16 °F

    Cold

  • Friday Night

    Friday Night: Partly cloudy, with a low around 1.

    Low: 1 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny and cold, with a high near 17.

    High: 17 °F

    Cold

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 2.

    Low: 2 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 1. North wind 3 to 7 mph.
Wednesday
Mostly sunny, with a high near 30. Light west wind increasing to 5 to 9 mph in the morning.
Wednesday Night
Mostly cloudy, with a low around 10. Southwest wind around 5 mph becoming calm in the evening.
Thursday
Mostly cloudy, with a high near 23. Calm wind becoming northeast around 6 mph in the afternoon.
Thursday Night
Mostly cloudy, with a low around 6. Calm wind becoming north around 5 mph after midnight.
Friday
Mostly sunny and cold, with a high near 16.
Friday Night
Partly cloudy, with a low around 1.
Saturday
Mostly sunny and cold, with a high near 17.
Saturday Night
Partly cloudy, with a low around 2.
Sunday
Partly sunny, with a high near 26.
Sunday Night
A 20 percent chance of snow. Mostly cloudy, with a low around 14.
Monday
Partly sunny, with a high near 32.
Monday Night
Mostly cloudy, with a low around 16.
Tuesday
Partly sunny, with a high near 33.
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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:
4:31 pm CST Jan 27, 2026
Forecast Valid:
5pm CST Jan 27, 2026-6pm CST Feb 3, 2026
 
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