Current conditions at
St. Louis Downtown Airport (KCPS)
Lat: 38.56°NLon: 90.15°WElev: 410ft.
Overcast
51°F
11°C
| Humidity | 74% |
| Wind Speed | NE 15 G 25 mph |
| Barometer | 30.08 in (1018.3 mb) |
| Dewpoint | 43°F (6°C) |
| Visibility | 10.00 mi |
| Wind Chill | 46°F (8°C) |
| Last update | 27 Mar 2:53 am CDT |
Extended Forecast for
2 Miles WNW Belleville IL
Overnight

Low: 41 °F
Showers
LikelyFriday
High: 52 °F
Chance
Showers then
Partly SunnyFriday Night

Low: 32 °F
Mostly Clear
Saturday

High: 56 °F
Sunny
Saturday Night

Low: 40 °F
Partly Cloudy
Sunday

High: 68 °F
Partly Sunny
Sunday Night

Low: 57 °F
Partly Cloudy
Monday

High: 82 °F
Mostly Sunny
Monday Night

Low: 64 °F
Partly Cloudy
Detailed Forecast
Overnight
Showers likely and possibly a thunderstorm. Cloudy, with a low around 41. North wind around 18 mph, with gusts as high as 28 mph. Chance of precipitation is 70%.
Friday
A chance of showers and thunderstorms before 9am, then a slight chance of showers between 9am and 10am. Cloudy, then gradually becoming mostly sunny, with a high near 52. North wind around 16 mph, with gusts as high as 26 mph. Chance of precipitation is 40%.
Friday Night
Mostly clear, with a low around 32. North wind 6 to 13 mph, with gusts as high as 21 mph.
Saturday
Sunny, with a high near 56. Light and variable wind becoming south 5 to 7 mph in the morning.
Saturday Night
Partly cloudy, with a low around 40. South wind around 7 mph.
Sunday
Partly sunny, with a high near 68.
Sunday Night
Partly cloudy, with a low around 57.
Monday
Mostly sunny, with a high near 82.
Monday Night
Partly cloudy, with a low around 64.
Tuesday
A 20 percent chance of rain after 1pm. Partly sunny, with a high near 84.
Tuesday Night
A 40 percent chance of rain and thunderstorms. Mostly cloudy, with a low around 63.
Wednesday
A 50 percent chance of rain and thunderstorms. Partly sunny, with a high near 76.
Wednesday Night
Rain and thunderstorms likely. Mostly cloudy, with a low around 56. Chance of precipitation is 70%.
Thursday
Rain and thunderstorms likely. Mostly cloudy, with a high near 68. Chance of precipitation is 60%.
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)
2:51 am CDT Mar 27, 2026
3am CDT Mar 27, 2026-6pm CDT Apr 2, 2026


