Current conditions at
St. Louis Regional Airport (KALN)
Lat: 38.89°NLon: 90.03°WElev: 518ft.
Fair
40°F
4°C
| Humidity | 71% |
| Wind Speed | NA |
| Barometer | 30.05 in |
| Dewpoint | 31°F (-1°C) |
| Visibility | 10.00 mi |
| Last update | 12 Nov 5:15 am CST |
Extended Forecast for
Bethalto IL
Today
High: 64 °F
Sunny
Tonight
Low: 37 °F
Mostly Clear
Thursday
High: 63 °F
Partly Sunny
Thursday Night
Low: 47 °F
Mostly Cloudy
Friday
High: 73 °F
Mostly Sunny
Friday Night
Low: 55 °F
Partly Cloudy
Saturday
High: 77 °F
Mostly Sunny
Saturday Night
Low: 46 °F
Partly Cloudy
Sunday
High: 63 °F
Sunny
Detailed Forecast
Today
Sunny, with a high near 64. Northwest wind 6 to 11 mph, with gusts as high as 20 mph.
Tonight
Mostly clear, with a low around 37. West wind around 6 mph becoming calm in the evening.
Thursday
Partly sunny, with a high near 63. Calm wind becoming south 5 to 8 mph in the afternoon.
Thursday Night
Mostly cloudy, with a low around 47. South wind around 7 mph.
Friday
Mostly sunny, with a high near 73. South wind 6 to 9 mph.
Friday Night
Partly cloudy, with a low around 55.
Saturday
Mostly sunny, with a high near 77.
Saturday Night
Partly cloudy, with a low around 46.
Sunday
Sunny, with a high near 63.
Sunday Night
Mostly clear, with a low around 38.
Monday
A 40 percent chance of rain and thunderstorms. Mostly sunny, with a high near 56.
Monday Night
Rain likely. Mostly cloudy, with a low around 42. Chance of precipitation is 60%.
Tuesday
A 20 percent chance of rain. Mostly sunny, with a high near 60.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
Bethalto IL
38.9°N 90.05°W (Elev. 512 ft)
38.9°N 90.05°W (Elev. 512 ft)
5:06 am CST Nov 12, 2025
5am CST Nov 12, 2025-6pm CST Nov 18, 2025
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