Hazardous Weather Conditions
Current conditions at
St. Louis Regional Airport (KALN)
Lat: 38.89°NLon: 90.03°WElev: 518ft.
Fair
43°F
6°C
| Humidity | 49% |
| Wind Speed | NE 9 mph |
| Barometer | 30.38 in |
| Dewpoint | 25°F (-4°C) |
| Visibility | 10.00 mi |
| Wind Chill | 38°F (3°C) |
| Last update | 1 Mar 12:50 pm CST |
Extended Forecast for
2 Miles NNE Bethalto IL
Winter Weather Advisory March 1, 06:00pm until March 2, 06:00am
This Afternoon

High: 45 °F
Mostly Cloudy
Tonight

Low: 33 °F
Wintry Mix
Monday
High: 45 °F
Chance Rain
then CloudyMonday Night
Low: 39 °F
Cloudy then
Rain LikelyTuesday

High: 63 °F
Rain
Tuesday Night

Low: 53 °F
Rain
Wednesday

High: 68 °F
Rain
Wednesday Night

Low: 51 °F
Rain
Thursday

High: 71 °F
Rain Likely
Detailed Forecast
This Afternoon
Mostly cloudy, with a high near 45. Northeast wind 11 to 13 mph.
Tonight
Rain, snow, and sleet before 3am, then a chance of rain and snow between 3am and 5am. Low around 33. East wind around 10 mph. Chance of precipitation is 100%. New snow and sleet accumulation of less than a half inch possible.
Monday
A 40 percent chance of rain, mainly before 8am. Cloudy, with a high near 45. East wind 7 to 10 mph.
Monday Night
Rain likely after midnight. Cloudy, with a low around 39. East wind around 6 mph. Chance of precipitation is 70%.
Tuesday
Rain. High near 63. South wind 6 to 10 mph. Chance of precipitation is 90%.
Tuesday Night
Rain. Low around 53. Chance of precipitation is 80%.
Wednesday
Rain and possibly a thunderstorm. High near 68. Chance of precipitation is 80%.
Wednesday Night
Rain and possibly a thunderstorm before midnight, then rain likely. Low around 51. Chance of precipitation is 80%.
Thursday
Rain likely, mainly before noon. Mostly cloudy, with a high near 71. Chance of precipitation is 70%.
Thursday Night
A 50 percent chance of rain and thunderstorms. Mostly cloudy, with a low around 57.
Friday
Rain likely and possibly a thunderstorm. Mostly cloudy, with a high near 76. Chance of precipitation is 60%.
Friday Night
Rain likely and possibly a thunderstorm. Cloudy, with a low around 47. Chance of precipitation is 60%.
Saturday
Rain likely. Mostly cloudy, with a high near 62. Chance of precipitation is 60%.
Additional Forecasts and Information
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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)
12:26 pm CST Mar 1, 2026
1pm CST Mar 1, 2026-6pm CST Mar 7, 2026



