National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

St. Louis Downtown Airport (KCPS)

Lat: 38.56°NLon: 90.15°WElev: 410ft.

Fair

44°F

7°C

Humidity 55%
Wind Speed NW 16 G 29 mph
Barometer 30.03 in (1016.8 mb)
Dewpoint 29°F (-2°C)
Visibility 10.00 mi
Wind Chill37°F (3°C)
Last update 25 Nov 11:53 pm CST
Extended Forecast for

2 Miles NW Belleville IL

  • Overnight

    Overnight: Mostly cloudy early, then becoming clear, with a low around 35. West wind 16 to 18 mph, with gusts as high as 33 mph.

    Low: 35 °F

    Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 45. Breezy, with a west wind 14 to 21 mph, with gusts as high as 34 mph.

    High: 45 °F

    Mostly Sunny
    and Breezy

  • Wednesday Night

    Wednesday Night: Increasing clouds, with a low around 29. Northwest wind 8 to 13 mph, with gusts as high as 21 mph.

    Low: 29 °F

    Increasing
    Clouds

  • Thanksgiving Day

    Thanksgiving Day: Sunny, with a high near 42. Northwest wind 8 to 11 mph.

    High: 42 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 24. Northwest wind around 6 mph becoming calm in the evening.

    Low: 24 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 39.

    High: 39 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Snow likely after midnight. Cloudy, with a low around 31. Chance of precipitation is 60%.

    Low: 31 °F

    Cloudy then
    Snow Likely

  • Saturday

    Saturday: Rain and snow. High near 40. Chance of precipitation is 80%.

    High: 40 °F

    Rain/Snow

  • Saturday Night

    Saturday Night: Rain likely, mainly before midnight. Cloudy, with a low around 29. Chance of precipitation is 70%.

    Low: 29 °F

    Rain Likely
    then Chance
    Rain

Detailed Forecast

Overnight
Mostly cloudy early, then becoming clear, with a low around 35. West wind 16 to 18 mph, with gusts as high as 33 mph.
Wednesday
Mostly sunny, with a high near 45. Breezy, with a west wind 14 to 21 mph, with gusts as high as 34 mph.
Wednesday Night
Increasing clouds, with a low around 29. Northwest wind 8 to 13 mph, with gusts as high as 21 mph.
Thanksgiving Day
Sunny, with a high near 42. Northwest wind 8 to 11 mph.
Thursday Night
Mostly clear, with a low around 24. Northwest wind around 6 mph becoming calm in the evening.
Friday
Mostly sunny, with a high near 39.
Friday Night
Snow likely after midnight. Cloudy, with a low around 31. Chance of precipitation is 60%.
Saturday
Rain and snow. High near 40. Chance of precipitation is 80%.
Saturday Night
Rain likely, mainly before midnight. Cloudy, with a low around 29. Chance of precipitation is 70%.
Sunday
A 20 percent chance of rain. Mostly cloudy, with a high near 35.
Sunday Night
A slight chance of rain and snow. Mostly cloudy, with a low around 21. Chance of precipitation is 20%.
Monday
A slight chance of rain and snow. Mostly cloudy, with a high near 32. Chance of precipitation is 20%.
Monday Night
A 20 percent chance of snow. Mostly cloudy, with a low around 21.
Tuesday
Partly sunny, with a high near 33.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NW Belleville IL
 38.55°N 90.04°W (Elev. 538 ft)
Last Update:
10:41 pm CST Nov 25, 2025
Forecast Valid:
12am CST Nov 26, 2025-6pm CST Dec 2, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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