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

66°F

19°C

Humidity 28%
Wind Speed S 10 mph
Barometer 30.07 in (1018.1 mb)
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Last update 6 Nov 12:53 pm CST
Extended Forecast for

2 Miles NW Belleville IL

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 66. Southeast wind around 14 mph, with gusts as high as 23 mph.

    High: 66 °F

    Mostly Sunny

  • Tonight

    Tonight: A slight chance of rain between 2am and 4am. Mostly cloudy, with a low around 54. Southeast wind 9 to 11 mph becoming southwest after midnight. Winds could gust as high as 21 mph. Chance of precipitation is 20%.

    Low: 54 °F

    Partly Cloudy
    then Slight
    Chance Rain

  • Friday

    Friday: Mostly cloudy through mid morning, then gradual clearing, with a high near 71. West wind 8 to 10 mph.

    High: 71 °F

    Becoming
    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 45. West wind around 6 mph becoming calm in the evening.

    Low: 45 °F

    Mostly Clear

  • Saturday

    Saturday: A 20 percent chance of rain after noon. Partly sunny, with a high near 67. Light and variable wind becoming southwest 6 to 11 mph in the morning.

    High: 67 °F

    Partly Sunny
    then Slight
    Chance Rain

  • Saturday Night

    Saturday Night: A 20 percent chance of rain before midnight. Mostly cloudy, with a low around 35.

    Low: 35 °F

    Slight Chance
    Rain then
    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 42.

    High: 42 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 25.

    Low: 25 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 43.

    High: 43 °F

    Sunny

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 66. Southeast wind around 14 mph, with gusts as high as 23 mph.
Tonight
A slight chance of rain between 2am and 4am. Mostly cloudy, with a low around 54. Southeast wind 9 to 11 mph becoming southwest after midnight. Winds could gust as high as 21 mph. Chance of precipitation is 20%.
Friday
Mostly cloudy through mid morning, then gradual clearing, with a high near 71. West wind 8 to 10 mph.
Friday Night
Mostly clear, with a low around 45. West wind around 6 mph becoming calm in the evening.
Saturday
A 20 percent chance of rain after noon. Partly sunny, with a high near 67. Light and variable wind becoming southwest 6 to 11 mph in the morning.
Saturday Night
A 20 percent chance of rain before midnight. Mostly cloudy, with a low around 35.
Sunday
Mostly sunny, with a high near 42.
Sunday Night
Mostly clear, with a low around 25.
Monday
Sunny, with a high near 43.
Monday Night
Mostly clear, with a low around 28.
Veterans Day
Mostly sunny, with a high near 59.
Tuesday Night
Partly cloudy, with a low around 42.
Wednesday
Sunny, with a high near 64.
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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:
11:36 am CST Nov 6, 2025
Forecast Valid:
1pm CST Nov 6, 2025-6pm CST Nov 12, 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