Hazardous Weather Conditions
Current conditions at
St. Louis Regional Airport (KALN)
Lat: 38.89°NLon: 90.03°WElev: 518ft.
Overcast and Breezy
37°F
3°C
| Humidity | 82% |
| Wind Speed | W 24 G 35 mph |
| Barometer | 29.58 in |
| Dewpoint | 31°F (-1°C) |
| Visibility | 10.00 mi |
| Wind Chill | 26°F (-3°C) |
| Last update | 15 Mar 10:15 pm CDT |
Extended Forecast for
2 Miles NNE Bethalto IL
Wind Advisory March 15, 10:24pm until March 16, 12:00pm
NOW until 12:00pm Mon
Wind Advisory
Tonight
Low: 21 °F
Breezy.
Rain/Snow
Likely then
Chance SnowMonday

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

High: 34 °F
Mostly Sunny
Tuesday Night

Low: 28 °F
Chance Snow
Wednesday

High: 60 °F
Mostly Sunny
Wednesday Night

Low: 41 °F
Partly Cloudy
Thursday

High: 69 °F
Sunny
Detailed Forecast
Tonight
Rain and snow likely before 11pm, then a chance of snow. Cloudy, with a low around 21. Breezy, with a west wind 24 to 26 mph, with gusts as high as 47 mph. Chance of precipitation is 70%. Total nighttime snow accumulation of less than a half inch possible.
Monday
A chance of snow before 1pm, then scattered flurries between 1pm and 2pm. Cloudy, with a high near 27. Breezy, with a northwest wind 24 to 26 mph, with gusts as high as 43 mph. Chance of precipitation is 30%.
Monday Night
Partly cloudy, with a low around 13. Blustery, with a northwest wind 13 to 20 mph.
Tuesday
Mostly sunny, with a high near 34. Northwest wind 6 to 9 mph becoming southwest in the afternoon.
Tuesday Night
A 40 percent chance of snow, mainly after 1am. Mostly cloudy, with a low around 28. Southeast wind 6 to 14 mph, with gusts as high as 22 mph.
Wednesday
Mostly sunny, with a high near 60.
Wednesday Night
Partly cloudy, with a low around 41.
Thursday
Sunny, with a high near 69.
Thursday Night
Mostly clear, with a low around 42.
Friday
Mostly sunny, with a high near 73.
Friday Night
Partly cloudy, with a low around 49.
Saturday
Sunny, with a high near 75.
Saturday Night
Mostly clear, with a low around 46.
Sunday
Mostly sunny, with a high near 72.
Additional Forecasts and Information
Basemap Options
Click map to change the forecast location
Loading map...
ABOUT THIS FORECAST
Point Forecast:
2 Miles NNE Bethalto IL
38.92°N 90.02°W (Elev. 512 ft)
38.92°N 90.02°W (Elev. 512 ft)
7:30 pm CDT Mar 15, 2026
10pm CDT Mar 15, 2026-6pm CDT Mar 22, 2026



