Current conditions at

St. Louis Downtown Airport (KCPS)

Lat: 38.56°NLon: 90.15°WElev: 410ft.

Fair

18°C

65°F

Humidity 51%
Wind Speed S 13 G 30 km/h
Barometer 1001.7 mb (29.59 in)
Dewpoint 8°C (46°F)
Visibility 16 km
Last update 19 Mar 1:53 am CDT
Extended Forecast for

2 Miles NW Belleville IL

Wind Advisory March 19, 09:00am until March 19, 07:00pm
Red Flag Warning March 19, 01:00pm until March 19, 08:00pm
Click here for hazard details and duration
Wind Advisory
Red Flag Warning
  • Overnight

    Overnight: Mostly cloudy, with a low around 14. South wind 16 to 26 km/h, with gusts as high as 50 km/h.

    Low: 14 °C

    Mostly Cloudy

  • Wednesday

    Wednesday: A slight chance of rain between noon and 2pm.  Mostly sunny, with a high near 23. Breezy, with a south wind 27 to 32 km/h increasing to 37 to 42 km/h in the afternoon. Winds could gust as high as 80 km/h.  Chance of precipitation is 20%.

    High: 23 °C

    Breezy.
    Mostly Sunny
    then Slight
    Chance Rain

  • Wednesday Night

    Wednesday Night: A chance of rain and snow before 4am, then a chance of rain between 4am and 5am, then a chance of rain and snow after 5am.  Increasing clouds, with a low around 2. Breezy, with a southwest wind 35 to 40 km/h becoming northwest after midnight. Winds could gust as high as 65 km/h.  Chance of precipitation is 50%.

    Low: 2 °C

    Breezy.
    Chance Rain
    then Chance
    Rain/Snow

  • Thursday

    Thursday: A 30 percent chance of snow before 7am.  Mostly cloudy through mid morning, then gradual clearing, with a high near 11. Breezy, with a northwest wind 24 to 34 km/h, with gusts as high as 50 km/h.

    High: 11 °C

    Chance Snow
    and Breezy
    then Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 1. Northwest wind 5 to 13 km/h becoming south after midnight.

    Low: 1 °C

    Mostly Clear

  • Friday

    Friday: Partly sunny, with a high near 17.

    High: 17 °C

    Partly Sunny

  • Friday Night

    Friday Night: A 20 percent chance of rain before 1am.  Partly cloudy, with a low around 6.

    Low: 6 °C

    Slight Chance
    Rain

  • Saturday

    Saturday: Mostly sunny, with a high near 16.

    High: 16 °C

    Mostly Sunny

  • Saturday Night

    Saturday Night: A 30 percent chance of rain after 1am.  Mostly cloudy, with a low around 7.

    Low: 7 °C

    Partly Cloudy
    then Chance
    Rain

Detailed Forecast

Overnight
Mostly cloudy, with a low around 14. South wind 16 to 26 km/h, with gusts as high as 50 km/h.
Wednesday
A slight chance of rain between noon and 2pm. Mostly sunny, with a high near 23. Breezy, with a south wind 27 to 32 km/h increasing to 37 to 42 km/h in the afternoon. Winds could gust as high as 80 km/h. Chance of precipitation is 20%.
Wednesday Night
A chance of rain and snow before 4am, then a chance of rain between 4am and 5am, then a chance of rain and snow after 5am. Increasing clouds, with a low around 2. Breezy, with a southwest wind 35 to 40 km/h becoming northwest after midnight. Winds could gust as high as 65 km/h. Chance of precipitation is 50%.
Thursday
A 30 percent chance of snow before 7am. Mostly cloudy through mid morning, then gradual clearing, with a high near 11. Breezy, with a northwest wind 24 to 34 km/h, with gusts as high as 50 km/h.
Thursday Night
Mostly clear, with a low around 1. Northwest wind 5 to 13 km/h becoming south after midnight.
Friday
Partly sunny, with a high near 17.
Friday Night
A 20 percent chance of rain before 1am. Partly cloudy, with a low around 6.
Saturday
Mostly sunny, with a high near 16.
Saturday Night
A 30 percent chance of rain after 1am. Mostly cloudy, with a low around 7.
Sunday
Rain and possibly a thunderstorm. High near 17. Chance of precipitation is 80%.
Sunday Night
A 30 percent chance of rain. Partly cloudy, with a low around 5.
Monday
A 20 percent chance of rain. Mostly sunny, with a high near 16.
Monday Night
A 20 percent chance of rain. Partly cloudy, with a low around 4.
Tuesday
A 20 percent chance of rain. Mostly sunny, with a high near 15.
Click Map For Forecast

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NW Belleville IL
 38.55°N 90.04°W (Elev. 538 m)
1:52 am CDT Mar 19, 2025
2am CDT Mar 19, 2025-6pm CDT Mar 25, 2025
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database