News Headlines
Current conditions at
St. Louis Downtown Airport (KCPS)
Lat: 38.56°NLon: 90.15°WElev: 410ft.
Fair
74°F
23°C
| Humidity | 91% |
| Wind Speed | N 3 mph |
| Barometer | 30.06 in (1017.4 mb) |
| Dewpoint | 71°F (22°C) |
| Visibility | 10.00 mi |
| Last update | 11 Jul 11:53 pm CDT |
Extended Forecast for
Caseyville IL
Overnight
Low: 69 °F
Mostly Clear
Sunday
High: 86 °F
Sunny
Sunday Night
Low: 68 °F
Clear
Monday
High: 88 °F
Sunny
Monday Night
Low: 70 °F
Clear
Tuesday
High: 90 °F
Sunny
Tuesday Night
Low: 72 °F
Mostly Clear
Wednesday
High: 91 °F
Sunny
Wednesday Night
Low: 74 °F
Mostly Clear
Detailed Forecast
Overnight
Mostly clear, with a low around 69. North wind 3 to 5 mph.
Sunday
Sunny, with a high near 86. Northeast wind 7 to 11 mph.
Sunday Night
Clear, with a low around 68. Northeast wind 5 to 9 mph becoming light north.
Monday
Sunny, with a high near 88. North wind 5 to 11 mph.
Monday Night
Clear, with a low around 70. Northeast wind 5 to 8 mph becoming calm in the evening.
Tuesday
Sunny, with a high near 90.
Tuesday Night
Mostly clear, with a low around 72.
Wednesday
Sunny, with a high near 91.
Wednesday Night
Mostly clear, with a low around 74.
Thursday
Sunny, with a high near 93.
Thursday Night
Mostly clear, with a low around 75.
Friday
Sunny, with a high near 95.
Friday Night
Mostly clear, with a low around 76.
Saturday
Sunny, with a high near 95.
Additional Forecasts and Information
Basemap Options
Click map to change the forecast location
Loading map...
Forecast AreaABOUT THIS FORECAST
Point Forecast:
Caseyville IL
38.64°N 90.03°W (Elev. 446 ft)
38.64°N 90.03°W (Elev. 446 ft)
10:56 pm CDT Jul 11, 2026
12am CDT Jul 12, 2026-6pm CDT Jul 18, 2026
Additional Resources
Radar & Satellite Image
Hourly Weather Forecast
