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

52°F

11°C

Humidity 61%
Wind Speed N 15 mph
Barometer 30.04 in (1017.0 mb)
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Wind Chill47°F (8°C)
Last update 22 Mar 9:53 pm CDT
Extended Forecast for

2 Miles SSE Belleville IL

  • Tonight

    Tonight: Mostly clear, with a low around 36. North wind 14 to 16 mph, with gusts as high as 32 mph.

    Low: 36 °F

    Mostly Clear

  • Monday

    Monday: Increasing clouds, with a high near 55. Northeast wind 8 to 14 mph, with gusts as high as 29 mph.

    High: 55 °F

    Increasing
    Clouds

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 38. East wind around 6 mph.

    Low: 38 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 63. Southeast wind 5 to 7 mph.

    High: 63 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 42. South wind 3 to 5 mph.

    Low: 42 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 75.

    High: 75 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 60.

    Low: 60 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 87.

    High: 87 °F

    Sunny

  • Thursday Night

    Thursday Night: A chance of rain and thunderstorms, then rain likely after 1am. Partly cloudy, with a low around 42. Chance of precipitation is 60%.

    Low: 42 °F

    Chance
    T-storms then
    Rain Likely

Detailed Forecast

Tonight
Mostly clear, with a low around 36. North wind 14 to 16 mph, with gusts as high as 32 mph.
Monday
Increasing clouds, with a high near 55. Northeast wind 8 to 14 mph, with gusts as high as 29 mph.
Monday Night
Mostly cloudy, with a low around 38. East wind around 6 mph.
Tuesday
Mostly sunny, with a high near 63. Southeast wind 5 to 7 mph.
Tuesday Night
Partly cloudy, with a low around 42. South wind 3 to 5 mph.
Wednesday
Mostly sunny, with a high near 75.
Wednesday Night
Partly cloudy, with a low around 60.
Thursday
Sunny, with a high near 87.
Thursday Night
A chance of rain and thunderstorms, then rain likely after 1am. Partly cloudy, with a low around 42. Chance of precipitation is 60%.
Friday
A 50 percent chance of rain. Partly sunny, with a high near 51.
Friday Night
Partly cloudy, with a low around 31.
Saturday
Sunny, with a high near 57.
Saturday Night
Partly cloudy, with a low around 38.
Sunday
Mostly sunny, with a high near 65.
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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:
9:31 pm CDT Mar 22, 2026
Forecast Valid:
10pm CDT Mar 22, 2026-6pm CDT Mar 29, 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