Current conditions at
St. Louis Regional Airport (KALN)
Lat: 38.89°NLon: 90.03°WElev: 518ft.
Fair
45°F
7°C
| Humidity | 93% |
| Wind Speed | Calm |
| Barometer | 30.14 in |
| Dewpoint | 43°F (6°C) |
| Visibility | 10.00 mi |
| Last update | 6 Oct 6:50 am CDT |
Extended Forecast for
East Alton IL
Today
High: 80 °F
Sunny
Tonight
Low: 55 °F
Mostly Clear
Wednesday
High: 89 °F
Sunny
Wednesday Night
Low: 57 °F
Clear
Thursday
High: 83 °F
Sunny
Thursday Night
Low: 53 °F
Mostly Clear
Friday
High: 84 °F
Sunny
Friday Night
Low: 56 °F
Clear
Saturday
High: 89 °F
Sunny
Detailed Forecast
Today
Sunny, with a high near 80. Light and variable wind becoming south 5 to 8 mph in the morning.
Tonight
Mostly clear, with a low around 55. South wind 3 to 5 mph.
Wednesday
Sunny, with a high near 89. West wind 5 to 9 mph.
Wednesday Night
Clear, with a low around 57. West wind around 6 mph becoming calm in the evening.
Thursday
Sunny, with a high near 83. Calm wind becoming north 5 to 7 mph in the morning.
Thursday Night
Mostly clear, with a low around 53.
Friday
Sunny, with a high near 84.
Friday Night
Clear, with a low around 56.
Saturday
Sunny, with a high near 89.
Saturday Night
A 20 percent chance of showers after 1am. Partly cloudy, with a low around 60.
Sunday
Mostly sunny, with a high near 86.
Sunday Night
Mostly clear, with a low around 61.
Columbus Day
Mostly sunny, with a high near 89.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
East Alton IL
38.88°N 90.13°W (Elev. 433 ft)
38.88°N 90.13°W (Elev. 433 ft)
6:51 am CDT Oct 6, 2026
7am CDT Oct 6, 2026-6pm CDT Oct 12, 2026
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