Hazardous Weather Conditions
Current conditions at
St. Louis Regional Airport (KALN)
Lat: 38.89°NLon: 90.03°WElev: 518ft.
Fair
63°F
17°C
| Humidity | 39% |
| Wind Speed | SE 13 mph |
| Barometer | 29.87 in |
| Dewpoint | 37°F (3°C) |
| Visibility | 10.00 mi |
| Last update | 14 Mar 5:50 pm CDT |
Extended Forecast for
Bethalto IL
Wind Advisory March 15, 10:00am until March 16, 12:00pm
Tonight

Low: 53 °F
Partly Cloudy
Sunday
High: 66 °F
Breezy.
Slight Chance
T-storms then
RainSunday Night
Low: 20 °F
Windy.
Rain/Snow
then Chance
SnowMonday

High: 27 °F
Slight Chance
Snow and
WindyMonday Night
Low: 13 °F
Partly Cloudy
and Blustery
then Mostly
ClearTuesday

High: 36 °F
Mostly Sunny
Tuesday Night
Low: 31 °F
Slight Chance
Snow then
Chance
Rain/SnowWednesday

High: 64 °F
Mostly Sunny
Wednesday Night

Low: 39 °F
Partly Cloudy
Detailed Forecast
Tonight
Partly cloudy, with a low around 53. South wind 10 to 16 mph, with gusts as high as 26 mph.
Sunday
Rain and thunderstorms likely before 3pm, then rain and possibly a thunderstorm between 3pm and 4pm, then rain after 4pm. High near 66. Breezy, with a south wind 20 to 26 mph, with gusts as high as 40 mph. Chance of precipitation is 90%.
Sunday Night
Rain before 10pm, then a chance of snow. Low around 20. Windy, with a west wind 29 to 31 mph, with gusts as high as 46 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
Monday
A 20 percent chance of snow before 1pm. Mostly cloudy, with a high near 27. Windy, with a northwest wind 24 to 31 mph, with gusts as high as 43 mph.
Monday Night
Partly cloudy, with a low around 13. Blustery, with a northwest wind 10 to 20 mph, with gusts as high as 28 mph.
Tuesday
Mostly sunny, with a high near 36.
Tuesday Night
A slight chance of snow before 1am, then a chance of rain and snow. Mostly cloudy, with a low around 31. Chance of precipitation is 30%.
Wednesday
Mostly sunny, with a high near 64.
Wednesday Night
Partly cloudy, with a low around 39.
Thursday
Sunny, with a high near 71.
Thursday Night
Partly cloudy, with a low around 46.
Friday
Mostly sunny, with a high near 72.
Friday Night
Partly cloudy, with a low around 48.
Saturday
Mostly sunny, with a high near 76.
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)
5:31 pm CDT Mar 14, 2026
6pm CDT Mar 14, 2026-6pm CDT Mar 21, 2026



