Hazardous Weather Conditions
Current conditions at
St. Louis Regional Airport (KALN)
Lat: 38.89°NLon: 90.03°WElev: 518ft.
Fair
57°F
14°C
| Humidity | 62% |
| Wind Speed | Calm |
| Barometer | 29.94 in |
| Dewpoint | 44°F (7°C) |
| Visibility | 10.00 mi |
| Last update | 20 Mar 3:15 am CDT |
Extended Forecast for
Bethalto IL
Overnight
Low: 49 °F
Partly Cloudy
Friday
High: 83 °F
Mostly Sunny
Friday Night
Low: 49 °F
Partly Cloudy
Saturday
High: 79 °F
Sunny
Saturday Night
Low: 59 °F
Mostly Clear
Sunday
High: 87 °F
Mostly Sunny
Sunday Night
Low: 40 °F
Partly Cloudy
Monday
High: 57 °F
Sunny
Monday Night
Low: 40 °F
Partly Cloudy
Detailed Forecast
Overnight
Partly cloudy, with a low around 49. Southwest wind around 6 mph.
Friday
Mostly sunny, with a high near 83. Southwest wind 5 to 14 mph.
Friday Night
Partly cloudy, with a low around 49. Northwest wind around 6 mph becoming light and variable after midnight.
Saturday
Sunny, with a high near 79. Light and variable wind becoming south 5 to 8 mph in the morning.
Saturday Night
Mostly clear, with a low around 59. South wind 6 to 9 mph.
Sunday
Mostly sunny, with a high near 87.
Sunday Night
Partly cloudy, with a low around 40.
Monday
Sunny, with a high near 57.
Monday Night
Partly cloudy, with a low around 40.
Tuesday
Partly sunny, with a high near 60.
Tuesday Night
Mostly cloudy, with a low around 42.
Wednesday
Partly sunny, with a high near 65.
Wednesday Night
Partly cloudy, with a low around 50.
Thursday
A 20 percent chance of showers. Sunny, with a high near 76.
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)
3:21 am CDT Mar 20, 2026
3am CDT Mar 20, 2026-6pm CDT Mar 26, 2026
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