Current conditions at
St. Louis Downtown Airport (KCPS)
Lat: 38.56°NLon: 90.15°WElev: 410ft.
Fair
83°F
28°C
| Humidity | 37% |
| Wind Speed | Vrbl 6 mph |
| Barometer | 29.95 in (1013.7 mb) |
| Dewpoint | 54°F (12°C) |
| Visibility | 10.00 mi |
| Heat Index | 82°F (28°C) |
| Last update | 7 Oct 11:53 am CDT |
Extended Forecast for
3 Miles SE Collinsville IL
This Afternoon
High: 88 °F
Sunny
Tonight
Low: 58 °F
Clear
Thursday
High: 83 °F
Sunny
Thursday Night
Low: 59 °F
Clear
Friday
High: 88 °F
Sunny
Friday Night
Low: 61 °F
Mostly Clear
Saturday
High: 87 °F
Sunny
Saturday Night
Low: 60 °F
Partly Cloudy
then Chance
ShowersSunday
High: 79 °F
Chance
Showers
Detailed Forecast
This Afternoon
Sunny, with a high near 88. West wind around 10 mph.
Tonight
Clear, with a low around 58. West wind around 6 mph becoming calm after midnight.
Thursday
Sunny, with a high near 83. Light north wind.
Thursday Night
Clear, with a low around 59. Light and variable wind becoming southeast around 5 mph after midnight.
Friday
Sunny, with a high near 88. South wind 5 to 9 mph.
Friday Night
Mostly clear, with a low around 61.
Saturday
Sunny, with a high near 87.
Saturday Night
A 30 percent chance of showers after 1am. Partly cloudy, with a low around 60.
Sunday
A 30 percent chance of showers before 1pm. Mostly sunny, with a high near 79.
Sunday Night
Partly cloudy, with a low around 59.
Columbus Day
Mostly sunny, with a high near 84.
Monday Night
Mostly clear, with a low around 61.
Tuesday
A 30 percent chance of showers. Sunny, with a high near 82.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
3 Miles SE Collinsville IL
38.66°N 89.97°W (Elev. 548 ft)
38.66°N 89.97°W (Elev. 548 ft)
11:26 am CDT Oct 7, 2026
12pm CDT Oct 7, 2026-6pm CDT Oct 13, 2026
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