Hazardous Weather Conditions
Current conditions at
St. Louis Regional Airport (KALN)
Lat: 38.89°NLon: 90.03°WElev: 518ft.
Fair
41°F
5°C
| Humidity | 53% |
| Wind Speed | NE 9 mph |
| Barometer | 30.40 in |
| Dewpoint | 25°F (-4°C) |
| Visibility | 10.00 mi |
| Wind Chill | 35°F (2°C) |
| Last update | 1 Mar 11:50 am 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
ShowersTuesday

High: 62 °F
Showers
Tuesday Night

Low: 54 °F
Showers
Wednesday

High: 67 °F
Showers
Wednesday Night

Low: 50 °F
Showers
LikelyThursday

High: 68 °F
Showers
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 between midnight and 3am, then showers after 3am. Low around 39. East wind 5 to 7 mph. Chance of precipitation is 80%.
Tuesday
Showers. High near 62. South wind 7 to 11 mph. Chance of precipitation is 80%.
Tuesday Night
Showers likely, then showers and possibly a thunderstorm after midnight. Low around 54. Chance of precipitation is 80%.
Wednesday
Showers and possibly a thunderstorm. High near 67. Chance of precipitation is 80%.
Wednesday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 50. Chance of precipitation is 70%.
Thursday
Showers likely, mainly before noon. Partly sunny, with a high near 68. Chance of precipitation is 60%.
Thursday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 55.
Friday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 72. Chance of precipitation is 60%.
Friday Night
Showers and thunderstorms likely. Mostly cloudy, with a low around 51. Chance of precipitation is 70%.
Saturday
Showers likely. Cloudy, with a high near 63. 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)
10:56 am CST Mar 1, 2026
12pm CST Mar 1, 2026-6pm CST Mar 7, 2026



