Current conditions at
St. Louis Regional Airport (KALN)
Lat: 38.89°NLon: 90.03°WElev: 518ft.
Fair
70°F
21°C
| Humidity | 53% |
| Wind Speed | SW 7 mph |
| Barometer | 29.97 in |
| Dewpoint | 52°F (11°C) |
| Visibility | 10.00 mi |
| Last update | 7 Oct 9:50 am CDT |
Extended Forecast for
Piasa IL
Today
High: 87 °F
Sunny
Tonight
Low: 52 °F
Mostly Clear
Thursday
High: 81 °F
Sunny
Thursday Night
Low: 53 °F
Mostly Clear
Friday
High: 87 °F
Sunny
Friday Night
Low: 58 °F
Clear
Saturday
High: 87 °F
Sunny
Saturday Night
Low: 58 °F
Partly Cloudy
then Slight
Chance
ShowersSunday
High: 81 °F
Chance
Showers
Detailed Forecast
Today
Sunny, with a high near 87. West wind 5 to 11 mph.
Tonight
Mostly clear, with a low around 52. North wind 3 to 6 mph.
Thursday
Sunny, with a high near 81. Calm wind becoming north around 5 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 53. North wind around 5 mph becoming light and variable.
Friday
Sunny, with a high near 87. South wind 6 to 10 mph.
Friday Night
Clear, with a low around 58.
Saturday
Sunny, with a high near 87.
Saturday Night
A 20 percent chance of showers after 1am. Partly cloudy, with a low around 58.
Sunday
A 30 percent chance of showers before 1pm. Mostly sunny, with a high near 81.
Sunday Night
Partly cloudy, with a low around 56.
Columbus Day
Mostly sunny, with a high near 84.
Monday Night
A 20 percent chance of showers. Mostly clear, with a low around 58.
Tuesday
A 30 percent chance of showers. Mostly sunny, with a high near 81.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
Piasa IL
39.1°N 90.12°W (Elev. 643 ft)
39.1°N 90.12°W (Elev. 643 ft)
9:46 am CDT Oct 7, 2026
9am CDT Oct 7, 2026-6pm CDT Oct 13, 2026
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