Current conditions at
St. Louis Regional Airport (KALN)
Lat: 38.89°NLon: 90.03°WElev: 518ft.
Fair
68°F
20°C
| Humidity | 38% |
| Wind Speed | S 5 mph |
| Barometer | 30.33 in |
| Dewpoint | 41°F (5°C) |
| Visibility | 10.00 mi |
| Last update | 19 Oct 4:50 pm CDT |
Extended Forecast for
2 Miles SW Alton IL
Tonight
Low: 46 °F
Partly Cloudy
Tuesday
High: 73 °F
Sunny
Tuesday Night
Low: 46 °F
Clear
Wednesday
High: 75 °F
Sunny
Wednesday Night
Low: 47 °F
Clear
Thursday
High: 77 °F
Sunny
Thursday Night
Low: 48 °F
Clear
Friday
High: 76 °F
Sunny
Friday Night
Low: 48 °F
Mostly Clear
Detailed Forecast
Tonight
Partly cloudy, with a low around 46. Southeast wind around 5 mph becoming calm in the evening.
Tuesday
Sunny, with a high near 73. Light southeast wind.
Tuesday Night
Clear, with a low around 46. East wind around 5 mph becoming calm after midnight.
Wednesday
Sunny, with a high near 75. Calm wind.
Wednesday Night
Clear, with a low around 47. Calm wind.
Thursday
Sunny, with a high near 77.
Thursday Night
Clear, with a low around 48.
Friday
Sunny, with a high near 76.
Friday Night
Mostly clear, with a low around 48.
Saturday
Mostly sunny, with a high near 76.
Saturday Night
Mostly cloudy, with a low around 52.
Sunday
Partly sunny, with a high near 79.
Sunday Night
Partly cloudy, with a low around 52.
Monday
Mostly sunny, with a high near 75.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
2 Miles SW Alton IL
38.88°N 90.16°W (Elev. 466 ft)
38.88°N 90.16°W (Elev. 466 ft)
2:36 pm CDT Oct 19, 2026
5pm CDT Oct 19, 2026-6pm CDT Oct 26, 2026
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