Current conditions at
St. Louis Downtown Airport (KCPS)
Lat: 38.56°NLon: 90.15°WElev: 410ft.
Overcast and Windy
42°F
6°C
| Humidity | 71% |
| Wind Speed | NW 26 G 38 mph |
| Barometer | 29.99 in (1015.5 mb) |
| Dewpoint | 33°F (1°C) |
| Visibility | 10.00 mi |
| Wind Chill | 32°F (0°C) |
| Last update | 9 Nov 2:53 am CST |
Extended Forecast for
Caseyville IL
Overnight

Low: 40 °F
Cloudy and
BreezySunday
High: 39 °F⇓
Breezy.
Chance
Sprinkles/Flurries
then Chance
FlurriesSunday Night

Low: 25 °F
Chance
FlurriesMonday

High: 41 °F
Sunny
Monday Night

Low: 25 °F
Mostly Clear
Veterans Day

High: 55 °F
Partly Sunny
Tuesday Night

Low: 41 °F
Mostly Clear
Wednesday

High: 64 °F
Sunny
Wednesday Night

Low: 37 °F
Mostly Clear
Detailed Forecast
Overnight
Cloudy, with a steady temperature around 40. Breezy, with a northwest wind around 21 mph, with gusts as high as 32 mph.
Sunday
A chance of sprinkles and flurries before 7am, then a chance of flurries. Cloudy, then gradually becoming mostly sunny, with a temperature falling to around 34 by 5pm. Breezy, with a northwest wind 20 to 23 mph, with gusts as high as 33 mph.
Sunday Night
A chance of flurries between midnight and 1am. Partly cloudy, with a low around 25. Northwest wind 14 to 17 mph, with gusts as high as 26 mph.
Monday
Sunny, with a high near 41. Northwest wind 9 to 18 mph, with gusts as high as 28 mph.
Monday Night
Mostly clear, with a low around 25. Northwest wind 5 to 7 mph becoming light and variable.
Veterans Day
Partly sunny, with a high near 55.
Tuesday Night
Mostly clear, with a low around 41.
Wednesday
Sunny, with a high near 64.
Wednesday Night
Mostly clear, with a low around 37.
Thursday
Mostly sunny, with a high near 64.
Thursday Night
Partly cloudy, with a low around 48.
Friday
Mostly sunny, with a high near 71.
Friday Night
Partly cloudy, with a low around 55.
Saturday
Mostly sunny, with a high near 75.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
Caseyville IL
38.66°N 90.06°W (Elev. 433 ft)
38.66°N 90.06°W (Elev. 433 ft)
3:16 am CST Nov 9, 2025
3am CST Nov 9, 2025-6pm CST Nov 15, 2025


