Current conditions at
St. Louis Regional Airport (KALN)
Lat: 38.89°NLon: 90.03°WElev: 518ft.
Fog/Mist
47°F
8°C
| Humidity | 92% |
| Wind Speed | Calm |
| Barometer | 30.18 in |
| Dewpoint | 45°F (7°C) |
| Visibility | 4.00 mi |
| Last update | 19 Nov 6:35 am CST |
Extended Forecast for
Bethalto IL
Today
High: 55 °F
Mostly Cloudy
Tonight
Low: 46 °F
Mostly Cloudy
Thursday
High: 60 °F
Rain Likely
Thursday Night
Low: 52 °F
Rain Likely
Friday
High: 62 °F
Rain
Friday Night
Low: 46 °F
Rain Likely
then Slight
Chance RainSaturday
High: 61 °F
Mostly Sunny
Saturday Night
Low: 43 °F
Partly Cloudy
Sunday
High: 62 °F
Mostly Sunny
Detailed Forecast
Today
Mostly cloudy, with a high near 55. Light and variable wind.
Tonight
Mostly cloudy, with a low around 46. Light southeast wind.
Thursday
Rain likely. Cloudy, with a high near 60. Southeast wind 3 to 8 mph. Chance of precipitation is 70%.
Thursday Night
Rain likely and possibly a thunderstorm. Cloudy, with a low around 52. Southeast wind around 5 mph becoming calm. Chance of precipitation is 70%.
Friday
Rain. High near 62. East wind 6 to 9 mph. Chance of precipitation is 80%.
Friday Night
Rain likely, mainly before midnight. Mostly cloudy, with a low around 46. Chance of precipitation is 60%.
Saturday
Mostly sunny, with a high near 61.
Saturday Night
Partly cloudy, with a low around 43.
Sunday
Mostly sunny, with a high near 62.
Sunday Night
Partly cloudy, with a low around 41.
Monday
A 20 percent chance of rain. Partly sunny, with a high near 60.
Monday Night
A 30 percent chance of rain. Mostly cloudy, with a low around 43.
Tuesday
A 30 percent chance of rain. Partly sunny, with a high near 56.
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)
6:31 am CST Nov 19, 2025
6am CST Nov 19, 2025-6pm CST Nov 25, 2025
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