Current conditions at
St. Louis Regional Airport (KALN)
Lat: 38.89°NLon: 90.03°WElev: 518ft.
Fair
19°F
-7°C
| Humidity | 73% |
| Wind Speed | W 9 mph |
| Barometer | 30.41 in |
| Dewpoint | 12°F (-11°C) |
| Visibility | 10.00 mi |
| Wind Chill | 8°F (-13°C) |
| Last update | 30 Dec 8:50 am CST |
Extended Forecast for
Bethalto IL
Today
High: 34 °F
Increasing
CloudsTonight
Low: 27 °F
Partly Cloudy
Wednesday
High: 42 °F
Partly Sunny
Wednesday Night
Low: 24 °F
Partly Cloudy
New Year's Day
High: 36 °F
Mostly Sunny
Thursday Night
Low: 27 °F
Mostly Cloudy
Friday
High: 42 °F
Mostly Cloudy
Friday Night
Low: 26 °F
Mostly Cloudy
Saturday
High: 41 °F
Mostly Sunny
Detailed Forecast
Today
Increasing clouds, with a high near 34. West wind 8 to 11 mph.
Tonight
Partly cloudy, with a low around 27. Southwest wind 8 to 10 mph.
Wednesday
Partly sunny, with a high near 42. West wind 7 to 11 mph.
Wednesday Night
Partly cloudy, with a low around 24. West wind around 6 mph becoming north after midnight.
New Year's Day
Mostly sunny, with a high near 36. North wind around 6 mph becoming light and variable in the afternoon.
Thursday Night
Mostly cloudy, with a low around 27.
Friday
Mostly cloudy, with a high near 42.
Friday Night
Mostly cloudy, with a low around 26.
Saturday
Mostly sunny, with a high near 41.
Saturday Night
Partly cloudy, with a low around 27.
Sunday
Mostly sunny, with a high near 48.
Sunday Night
Partly cloudy, with a low around 32.
Monday
Sunny, with a high near 48.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
Bethalto IL
38.88°N 90.02°W (Elev. 499 ft)
38.88°N 90.02°W (Elev. 499 ft)
8:16 am CST Dec 30, 2025
9am CST Dec 30, 2025-6pm CST Jan 5, 2026
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