Hazardous Weather Conditions
Current conditions at
St. Louis Regional Airport (KALN)
Lat: 38.89°NLon: 90.03°WElev: 518ft.
Fair
72°F
22°C
| Humidity | 65% |
| Wind Speed | S 7 mph |
| Barometer | 29.83 in |
| Dewpoint | 59°F (15°C) |
| Visibility | 10.00 mi |
| Last update | 26 Mar 8:50 am CDT |
Extended Forecast for
Bethalto IL
Today
High: 91 °F
Sunny then
Sunny and
BreezyTonight
Low: 41 °F
Chance
T-storms then
Showers
Likely and
BreezyFriday
High: 53 °F
Chance
Showers then
Mostly SunnyFriday Night
Low: 30 °F
Mostly Clear
Saturday
High: 55 °F
Sunny
Saturday Night
Low: 41 °F
Mostly Cloudy
Sunday
High: 65 °F
Partly Sunny
Sunday Night
Low: 55 °F
Mostly Cloudy
Monday
High: 81 °F
Slight Chance
T-storms
Detailed Forecast
Today
Sunny, with a high near 91. Breezy, with a southwest wind 14 to 21 mph, with gusts as high as 31 mph.
Tonight
A chance of showers and thunderstorms before 2am, then showers likely and possibly a thunderstorm between 2am and 4am, then showers likely after 4am. Increasing clouds, with a low around 41. Breezy, with a southwest wind 9 to 14 mph becoming north 16 to 21 mph after midnight. Winds could gust as high as 36 mph. Chance of precipitation is 70%.
Friday
A 40 percent chance of showers, mainly before 10am. Cloudy, then gradually becoming mostly sunny, with a high near 53. North wind 16 to 18 mph, with gusts as high as 32 mph.
Friday Night
Mostly clear, with a low around 30. North wind 6 to 14 mph, with gusts as high as 21 mph.
Saturday
Sunny, with a high near 55. Light and variable wind becoming southeast 5 to 9 mph in the morning.
Saturday Night
Mostly cloudy, with a low around 41.
Sunday
Partly sunny, with a high near 65.
Sunday Night
Mostly cloudy, with a low around 55.
Monday
A 20 percent chance of rain and thunderstorms before 1pm. Mostly sunny, with a high near 81.
Monday Night
A slight chance of rain and thunderstorms, then a chance of rain after 1am. Partly cloudy, with a low around 61. Chance of precipitation is 30%.
Tuesday
A 40 percent chance of rain and thunderstorms. Partly sunny, with a high near 82.
Tuesday Night
A 40 percent chance of rain and thunderstorms. Mostly cloudy, with a low around 62.
Wednesday
A 50 percent chance of rain and thunderstorms. Partly sunny, with a high near 79. Breezy.
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)
7:46 am CDT Mar 26, 2026
9am CDT Mar 26, 2026-6pm CDT Apr 1, 2026
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