Hazardous Weather Conditions
Current conditions at
St. Louis Regional Airport (KALN)
Lat: 38.89°NLon: 90.03°WElev: 518ft.
Fair
73°F
23°C
| Humidity | 31% |
| Wind Speed | S 18 G 28 mph |
| Barometer | 30.12 in |
| Dewpoint | 41°F (5°C) |
| Visibility | 10.00 mi |
| Last update | 8 Apr 2:50 pm CDT |
Extended Forecast for
Bethalto IL
Tonight

Low: 53 °F
Mostly Clear
Thursday

High: 79 °F
Sunny
Thursday Night
Low: 57 °F
Partly Cloudy
then Slight
Chance
ShowersFriday

High: 70 °F
Showers
LikelyFriday Night

Low: 50 °F
Chance
ShowersSaturday

High: 73 °F
Chance
ShowersSaturday Night

Low: 60 °F
Mostly Cloudy
Sunday
High: 79 °F
Mostly Cloudy
then Slight
Chance
T-storms and
BreezySunday Night
Low: 65 °F
Slight Chance
T-storms then
Showers
Likely
Detailed Forecast
Tonight
Mostly clear, with a low around 53. South wind 9 to 14 mph, with gusts as high as 23 mph.
Thursday
Sunny, with a high near 79. Southwest wind 8 to 13 mph.
Thursday Night
A 20 percent chance of showers after 1am. Partly cloudy, with a low around 57. South wind around 10 mph.
Friday
A chance of showers, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 70. South wind around 10 mph becoming northwest in the afternoon. Chance of precipitation is 70%.
Friday Night
A chance of showers, with thunderstorms also possible after 1am. Mostly cloudy, with a low around 50. East wind around 6 mph. Chance of precipitation is 40%.
Saturday
A chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 73. Chance of precipitation is 30%.
Saturday Night
Mostly cloudy, with a low around 60.
Sunday
A 20 percent chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 79. Breezy.
Sunday Night
A slight chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 65. Chance of precipitation is 60%.
Monday
A 40 percent chance of showers and thunderstorms, mainly before 1pm. Partly sunny, with a high near 82. Breezy.
Monday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 66.
Tuesday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 81. Chance of precipitation is 60%.
Tuesday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 55. Chance of precipitation is 60%.
Wednesday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 68.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
Bethalto IL
38.88°N 90.02°W (Elev. 499 ft)
38.88°N 90.02°W (Elev. 499 ft)
2:41 pm CDT Apr 8, 2026
3pm CDT Apr 8, 2026-6pm CDT Apr 15, 2026



