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.

Mostly Cloudy

70°F

21°C

Humidity 87%
Wind Speed W 6 mph
Barometer 29.94 in (1013.4 mb)
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Last update 2 Jun 12:53 am CDT
Extended Forecast for

Belleville IL

  • Overnight

    Overnight: Partly cloudy, with a low around 64. Light northwest wind.

    Low: 64 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 84. Light and variable wind becoming north around 5 mph.

    High: 84 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Isolated showers between 1am and 4am, then isolated showers and thunderstorms after 4am. Partly cloudy, with a low around 66. Southeast wind 3 to 5 mph. Chance of precipitation is 20%.

    Low: 66 °F

    Partly Cloudy
    then Isolated
    T-storms

  • Monday

    Monday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 87. South wind 6 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 70%.

    High: 87 °F

    Chance
    Showers then
    Showers
    Likely

  • Monday Night

    Monday Night: Showers and thunderstorms likely before 10pm, then showers likely and possibly a thunderstorm after 10pm. Mostly cloudy, with a low around 69. South wind 6 to 9 mph. Chance of precipitation is 60%.

    Low: 69 °F

    T-storms
    Likely then
    Showers
    Likely

  • Tuesday

    Tuesday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 84. Chance of precipitation is 70%.

    High: 84 °F

    Chance
    T-storms then
    Showers
    Likely

  • Tuesday Night

    Tuesday Night: Showers and thunderstorms likely before 1am, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 70. Chance of precipitation is 70%.

    Low: 70 °F

    T-storms
    Likely

  • Wednesday

    Wednesday: A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 85.

    High: 85 °F

    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A 20 percent chance of showers before 1am. Mostly clear, with a low around 67.

    Low: 67 °F

    Slight Chance
    Showers

Detailed Forecast

Overnight
Partly cloudy, with a low around 64. Light northwest wind.
Sunday
Mostly sunny, with a high near 84. Light and variable wind becoming north around 5 mph.
Sunday Night
Isolated showers between 1am and 4am, then isolated showers and thunderstorms after 4am. Partly cloudy, with a low around 66. Southeast wind 3 to 5 mph. Chance of precipitation is 20%.
Monday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 87. South wind 6 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 70%.
Monday Night
Showers and thunderstorms likely before 10pm, then showers likely and possibly a thunderstorm after 10pm. Mostly cloudy, with a low around 69. South wind 6 to 9 mph. Chance of precipitation is 60%.
Tuesday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 84. Chance of precipitation is 70%.
Tuesday Night
Showers and thunderstorms likely before 1am, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 70. Chance of precipitation is 70%.
Wednesday
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 85.
Wednesday Night
A 20 percent chance of showers before 1am. Mostly clear, with a low around 67.
Thursday
Sunny, with a high near 83.
Thursday Night
Mostly clear, with a low around 62.
Friday
Sunny, with a high near 80.
Friday Night
Partly cloudy, with a low around 63.
Saturday
Sunny, with a high near 81.
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ABOUT THIS FORECAST

 
Point Forecast:
Belleville IL
 38.52°N 89.98°W (Elev. 509 ft)
Last Update:
11:52 pm CDT Jun 1, 2024
Forecast Valid:
1am CDT Jun 2, 2024-6pm CDT Jun 8, 2024
 
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