Current conditions at
St. Louis Regional Airport (KALN)
Lat: 38.89°NLon: 90.03°WElev: 518ft.
Fair
61°F
16°C
| Humidity | 42% |
| Wind Speed | S 9 mph |
| Barometer | 30.47 in |
| Dewpoint | 37°F (3°C) |
| Visibility | 10.00 mi |
| Last update | 18 Oct 12:45 pm CDT |
Extended Forecast for
West Alton MO
This Afternoon
High: 69 °F
Sunny
Tonight
Low: 41 °F
Clear
Monday
High: 72 °F
Sunny
Monday Night
Low: 43 °F
Partly Cloudy
Tuesday
High: 75 °F
Mostly Sunny
Tuesday Night
Low: 45 °F
Mostly Clear
Wednesday
High: 78 °F
Sunny
Wednesday Night
Low: 47 °F
Clear
Thursday
High: 82 °F
Sunny
Detailed Forecast
This Afternoon
Sunny, with a high near 69. South wind around 9 mph.
Tonight
Clear, with a low around 41. Southeast wind 5 to 7 mph becoming calm in the evening.
Monday
Sunny, with a high near 72. Light east wind.
Monday Night
Partly cloudy, with a low around 43. Light and variable wind.
Tuesday
Mostly sunny, with a high near 75. Light and variable wind.
Tuesday Night
Mostly clear, with a low around 45.
Wednesday
Sunny, with a high near 78.
Wednesday Night
Clear, with a low around 47.
Thursday
Sunny, with a high near 82.
Thursday Night
Clear, with a low around 47.
Friday
Sunny, with a high near 81.
Friday Night
Mostly clear, with a low around 48.
Saturday
Mostly sunny, with a high near 81.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
West Alton MO
38.86°N 90.22°W (Elev. 427 ft)
38.86°N 90.22°W (Elev. 427 ft)
12:21 pm CDT Oct 18, 2026
1pm CDT Oct 18, 2026-6pm CDT Oct 24, 2026
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