Hazardous Weather Conditions
Current conditions at
St. Louis Downtown Airport (KCPS)
Lat: 38.56°NLon: 90.15°WElev: 410ft.
Fair
57°F
14°C
| Humidity | 55% |
| Wind Speed | SE 7 mph |
| Barometer | 29.80 in (1009.1 mb) |
| Dewpoint | 41°F (5°C) |
| Visibility | 10.00 mi |
| Last update | 14 Mar 8:53 pm CDT |
Extended Forecast for
3 Miles SE Belleville IL
Wind Advisory March 15, 10:00am until March 16, 12:00pm
Tonight

Low: 55 °F
Increasing
CloudsSunday
High: 66 °F
Breezy.
Slight Chance
T-storms then
RainSunday Night
Low: 22 °F
Breezy.
Rain/Snow
then Slight
Chance SnowMonday

High: 29 °F
Mostly Cloudy
and BreezyMonday Night

Low: 15 °F
Mostly Clear
Tuesday

High: 37 °F
Sunny
Tuesday Night
Low: 32 °F
Mostly Cloudy
then Slight
Chance
Rain/SnowWednesday

High: 65 °F
Mostly Sunny
Wednesday Night

Low: 41 °F
Partly Cloudy
Detailed Forecast
Tonight
Increasing clouds, with a low around 55. South wind 9 to 15 mph, with gusts as high as 26 mph.
Sunday
A chance of rain and thunderstorms before 3pm, then rain likely and possibly a thunderstorm between 3pm and 4pm, then rain after 4pm. High near 66. Breezy, with a south wind 18 to 24 mph, with gusts as high as 39 mph. Chance of precipitation is 90%.
Sunday Night
Rain before 10pm, then a chance of rain and snow between 10pm and 11pm, then a slight chance of snow after 11pm. Low around 22. Breezy, with a west wind 25 to 28 mph, with gusts as high as 44 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
Monday
Mostly cloudy, with a high near 29. Breezy, with a northwest wind 20 to 26 mph, with gusts as high as 40 mph.
Monday Night
Mostly clear, with a low around 15. Northwest wind 7 to 16 mph, with gusts as high as 26 mph.
Tuesday
Sunny, with a high near 37.
Tuesday Night
A slight chance of rain and snow after 1am. Mostly cloudy, with a low around 32. Chance of precipitation is 20%.
Wednesday
Mostly sunny, with a high near 65.
Wednesday Night
Partly cloudy, with a low around 41.
Thursday
Sunny, with a high near 72.
Thursday Night
Partly cloudy, with a low around 47.
Friday
Sunny, with a high near 73.
Friday Night
Partly cloudy, with a low around 49.
Saturday
Mostly sunny, with a high near 77.
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)
8:31 pm CDT Mar 14, 2026
9pm CDT Mar 14, 2026-6pm CDT Mar 21, 2026



