Current conditions at
St. Louis Downtown Airport (KCPS)
Lat: 38.56°NLon: 90.15°WElev: 410ft.
Fair
47°F
8°C
| Humidity | 69% |
| Wind Speed | Calm |
| Barometer | 30.05 in (1017.5 mb) |
| Dewpoint | 37°F (3°C) |
| Visibility | 10.00 mi |
| Last update | 19 Mar 12:53 am CDT |
Extended Forecast for
Cahokia IL
Overnight
Low: 45 °F
Partly Cloudy
Thursday
High: 76 °F
Becoming
SunnyThursday Night
Low: 51 °F
Mostly Clear
Friday
High: 83 °F
Sunny
Friday Night
Low: 53 °F
Partly Cloudy
Saturday
High: 81 °F
Sunny
Saturday Night
Low: 58 °F
Mostly Clear
Sunday
High: 83 °F
Mostly Sunny
Sunday Night
Low: 39 °F
Mostly Cloudy
Detailed Forecast
Overnight
Partly cloudy, with a low around 45. Calm wind.
Thursday
Mostly cloudy through mid morning, then gradual clearing, with a high near 76. Calm wind becoming south around 5 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 51. Calm wind.
Friday
Sunny, with a high near 83. Calm wind becoming west 5 to 7 mph in the morning.
Friday Night
Partly cloudy, with a low around 53. West wind around 5 mph becoming calm in the evening.
Saturday
Sunny, with a high near 81.
Saturday Night
Mostly clear, with a low around 58.
Sunday
Mostly sunny, with a high near 83.
Sunday Night
Mostly cloudy, with a low around 39.
Monday
Partly sunny, with a high near 55.
Monday Night
Partly cloudy, with a low around 36.
Tuesday
Partly sunny, with a high near 61.
Tuesday Night
Partly cloudy, with a low around 42.
Wednesday
Partly sunny, with a high near 70.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
Cahokia IL
38.57°N 90.18°W (Elev. 407 ft)
38.57°N 90.18°W (Elev. 407 ft)
10:21 pm CDT Mar 18, 2026
1am CDT Mar 19, 2026-6pm CDT Mar 25, 2026
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