Current conditions at

St. Louis Downtown Airport (KCPS)

Lat: 38.56°NLon: 90.15°WElev: 410ft.

Fair

46°F

8°C

Humidity 51%
Wind Speed E 14 G 22 mph
Barometer 30.12 in (1019.9 mb)
Dewpoint 29°F (-2°C)
Visibility 10.00 mi
Wind Chill40°F (4°C)
Last update 14 Mar 9:53 am CDT
Extended Forecast for

2 Miles SSE Belleville IL

  • Today

    Today: Sunny, with a high near 64. Southeast wind 10 to 13 mph, with gusts as high as 21 mph.

    High: 64 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 54. Southeast wind 9 to 15 mph, with gusts as high as 26 mph.

    Low: 54 °F

    Partly Cloudy

  • Sunday

    Sunday: A chance of rain and thunderstorms before 1pm, then rain between 1pm and 4pm, then rain and possibly a thunderstorm after 4pm.  High near 67. Breezy, with a south wind 20 to 23 mph, with gusts as high as 38 mph.  Chance of precipitation is 90%.

    High: 67 °F

    Breezy.
    Chance Rain
    then Rain

  • Sunday Night

    Sunday Night: Rain before 10pm, then rain and snow between 10pm and 1am, then a chance of snow after 1am. Some thunder is also possible.  Low around 22. Breezy, with a southwest wind 20 to 25 mph becoming northwest in the evening. Winds could gust as high as 41 mph.  Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.

    Low: 22 °F

    Rain/Snow and
    Breezy

  • Monday

    Monday: A 20 percent chance of snow before 1pm.  Mostly cloudy, with a high near 28. Blustery, with a northwest wind 21 to 24 mph, with gusts as high as 39 mph.

    High: 28 °F

    Slight Chance
    Snow and
    Blustery

  • Monday Night

    Monday Night: Partly cloudy, with a low around 13.

    Low: 13 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 37.

    High: 37 °F

    Sunny

  • Tuesday Night

    Tuesday Night: A slight chance of snow before 1am, then a chance of rain and snow.  Mostly cloudy, with a low around 30. Chance of precipitation is 30%.

    Low: 30 °F

    Slight Chance
    Snow then
    Chance
    Rain/Snow

  • Wednesday

    Wednesday: Partly sunny, with a high near 63.

    High: 63 °F

    Partly Sunny

Detailed Forecast

Today
Sunny, with a high near 64. Southeast wind 10 to 13 mph, with gusts as high as 21 mph.
Tonight
Partly cloudy, with a low around 54. Southeast wind 9 to 15 mph, with gusts as high as 26 mph.
Sunday
A chance of rain and thunderstorms before 1pm, then rain between 1pm and 4pm, then rain and possibly a thunderstorm after 4pm. High near 67. Breezy, with a south wind 20 to 23 mph, with gusts as high as 38 mph. Chance of precipitation is 90%.
Sunday Night
Rain before 10pm, then rain and snow between 10pm and 1am, then a chance of snow after 1am. Some thunder is also possible. Low around 22. Breezy, with a southwest wind 20 to 25 mph becoming northwest in the evening. Winds could gust as high as 41 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.
Monday
A 20 percent chance of snow before 1pm. Mostly cloudy, with a high near 28. Blustery, with a northwest wind 21 to 24 mph, with gusts as high as 39 mph.
Monday Night
Partly cloudy, with a low around 13.
Tuesday
Sunny, with a high near 37.
Tuesday Night
A slight chance of snow before 1am, then a chance of rain and snow. Mostly cloudy, with a low around 30. Chance of precipitation is 30%.
Wednesday
Partly sunny, with a high near 63.
Wednesday Night
Mostly clear, with a low around 40.
Thursday
Sunny, with a high near 70.
Thursday Night
Partly cloudy, with a low around 48.
Friday
Sunny, with a high near 70.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SSE Belleville IL
 38.5°N 89.98°W (Elev. 495 ft)
7:31 am CDT Mar 14, 2026
10am CDT Mar 14, 2026-6pm CDT Mar 20, 2026
 
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Additional Resources

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