Hazardous Weather Conditions
Current conditions at
St. Louis Downtown Airport (KCPS)
Lat: 38.56°NLon: 90.15°WElev: 410ft.
Fair
59°F
15°C
| Humidity | 62% |
| Wind Speed | S 9 mph |
| Barometer | 29.59 in (1001.7 mb) |
| Dewpoint | 46°F (8°C) |
| Visibility | 10.00 mi |
| Last update | 15 Mar 3:53 am CDT |
Extended Forecast for
3 Miles SE Belleville IL
Wind Advisory March 15, 10:00am until March 16, 12:00pm
Today
High: 67 °F
Breezy.
Chance Rain
then RainTonight
Low: 22 °F
Breezy. Rain
then Slight
Chance SnowMonday

High: 30 °F
Slight Chance
Snow and
BlusteryMonday Night

Low: 15 °F
Mostly Clear
Tuesday

High: 37 °F
Mostly Sunny
Tuesday Night
Low: 31 °F
Mostly Cloudy
then Slight
Chance
Rain/SnowWednesday

High: 63 °F
Partly Sunny
Wednesday Night

Low: 43 °F
Partly Cloudy
Thursday

High: 70 °F
Sunny
Detailed Forecast
Today
A chance of rain and thunderstorms, then rain and possibly a thunderstorm after 3pm. High near 67. Breezy, with a south wind 15 to 24 mph, with gusts as high as 43 mph. Chance of precipitation is 90%.
Tonight
Rain before 2am, then a slight chance of snow between 2am and 3am. Low around 22. Breezy, with a west wind 23 to 25 mph, with gusts as high as 43 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
Monday
A slight chance of snow between 7am and 1pm. Mostly cloudy, with a high near 30. Blustery, with a northwest wind 20 to 24 mph, with gusts as high as 39 mph. Chance of precipitation is 20%.
Monday Night
Mostly clear, with a low around 15. Northwest wind 8 to 16 mph, with gusts as high as 26 mph.
Tuesday
Mostly sunny, with a high near 37. Northwest wind around 6 mph becoming southwest in the afternoon.
Tuesday Night
A slight chance of snow after 1am, mixing with rain after 4am. Mostly cloudy, with a low around 31. Chance of precipitation is 20%.
Wednesday
Partly sunny, with a high near 63.
Wednesday Night
Partly cloudy, with a low around 43.
Thursday
Sunny, with a high near 70.
Thursday Night
Mostly clear, with a low around 44.
Friday
Mostly sunny, with a high near 75.
Friday Night
Mostly cloudy, with a low around 49.
Saturday
Mostly sunny, with a high near 68.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
3 Miles SE Belleville IL
38.5°N 89.98°W (Elev. 495 ft)
38.5°N 89.98°W (Elev. 495 ft)
4:41 am CDT Mar 15, 2026
5am CDT Mar 15, 2026-6pm CDT Mar 21, 2026



