Hazardous Weather Conditions
Current conditions at
St. Louis Downtown Airport (KCPS)
Lat: 38.56°NLon: 90.15°WElev: 410ft.
Fair
89°F
32°C
| Humidity | 17% |
| Wind Speed | NW 13 mph |
| Barometer | 29.83 in (1009.7 mb) |
| Dewpoint | 39°F (4°C) |
| Visibility | 10.00 mi |
| Heat Index | 85°F (29°C) |
| Last update | 20 Mar 3:53 pm CDT |
Extended Forecast for
2 Miles WNW Belleville IL
Tonight

Low: 53 °F
Partly Cloudy
Saturday

High: 82 °F
Sunny
Saturday Night

Low: 63 °F
Mostly Clear
Sunday

High: 87 °F
Mostly Sunny
Sunday Night

Low: 41 °F
Partly Cloudy
Monday

High: 57 °F
Sunny
Monday Night

Low: 41 °F
Partly Cloudy
Tuesday

High: 60 °F
Partly Sunny
Tuesday Night
Low: 44 °F
Partly Cloudy
then Slight
Chance
T-storms
Detailed Forecast
Tonight
Partly cloudy, with a low around 53. West wind 5 to 7 mph becoming light and variable.
Saturday
Sunny, with a high near 82. Light and variable wind becoming southeast around 6 mph in the afternoon.
Saturday Night
Mostly clear, with a low around 63. South wind 6 to 8 mph.
Sunday
Mostly sunny, with a high near 87. South wind 8 to 13 mph becoming west in the afternoon. Winds could gust as high as 21 mph.
Sunday Night
Partly cloudy, with a low around 41. North wind 13 to 17 mph, with gusts as high as 26 mph.
Monday
Sunny, with a high near 57.
Monday Night
Partly cloudy, with a low around 41.
Tuesday
Partly sunny, with a high near 60.
Tuesday Night
A 20 percent chance of rain and thunderstorms after 1am. Partly cloudy, with a low around 44.
Wednesday
Partly sunny, with a high near 67.
Wednesday Night
Mostly cloudy, with a low around 52.
Thursday
A 20 percent chance of rain. Sunny, with a high near 79.
Thursday Night
A 50 percent chance of rain. Partly cloudy, with a low around 42.
Friday
A 30 percent chance of rain. Partly sunny, with a high near 53.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
2 Miles WNW Belleville IL
38.55°N 90.04°W (Elev. 538 ft)
38.55°N 90.04°W (Elev. 538 ft)
1:56 pm CDT Mar 20, 2026
4pm CDT Mar 20, 2026-6pm CDT Mar 27, 2026



