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Current conditions at
St. Louis Regional Airport (KALN)
Lat: 38.89°NLon: 90.03°WElev: 518ft.
Fair
28°F
-2°C
| Humidity | 74% |
| Wind Speed | S 3 mph |
| Barometer | 30.44 in |
| Dewpoint | 20°F (-7°C) |
| Visibility | 10.00 mi |
| Last update | 11 Jan 10:35 pm CST |
Extended Forecast for
West Alton MO
Tonight
Low: 26 °F
Clear
Monday
High: 51 °F
Sunny
Monday Night
Low: 36 °F
Mostly Clear
Tuesday
High: 59 °F
Increasing
CloudsTuesday Night
Low: 37 °F
Slight Chance
Rain then
Mostly CloudyWednesday
High: 43 °F
Mostly Cloudy
and BreezyWednesday Night
Low: 17 °F
Mostly Cloudy
and Blustery
then Partly
CloudyThursday
High: 34 °F
Mostly Sunny
Thursday Night
Low: 26 °F
Mostly Cloudy
Detailed Forecast
Tonight
Clear, with a low around 26. Calm wind becoming south around 6 mph after midnight.
Monday
Sunny, with a high near 51. Southwest wind 6 to 10 mph, with gusts as high as 22 mph.
Monday Night
Mostly clear, with a low around 36. Southwest wind around 7 mph.
Tuesday
Increasing clouds, with a high near 59. West wind 8 to 15 mph, with gusts as high as 26 mph.
Tuesday Night
A 20 percent chance of rain before midnight. Mostly cloudy, with a low around 37. West wind 8 to 11 mph, with gusts as high as 20 mph.
Wednesday
Mostly cloudy, with a high near 43. Breezy.
Wednesday Night
Mostly cloudy, with a low around 17. Blustery.
Thursday
Mostly sunny, with a high near 34.
Thursday Night
Mostly cloudy, with a low around 26.
Friday
Partly sunny, with a high near 43.
Friday Night
Mostly cloudy, with a low around 22.
Saturday
Mostly cloudy, with a high near 32.
Saturday Night
Partly cloudy, with a low around 13.
Sunday
Mostly sunny, with a high near 32.
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)
10:36 pm CST Jan 11, 2026
10pm CST Jan 11, 2026-6pm CST Jan 18, 2026
Additional Resources
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