Hazardous Weather Conditions
Current conditions at
St. Louis Regional Airport (KALN)
Lat: 38.89°NLon: 90.03°WElev: 518ft.
Fair
36°F
2°C
| Humidity | 44% |
| Wind Speed | Calm |
| Barometer | 30.42 in |
| Dewpoint | 16°F (-9°C) |
| Visibility | 10.00 mi |
| Last update | 28 Nov 1:50 pm CST |
Extended Forecast for
2 Miles WSW Alton IL
Winter Weather Advisory November 29, 12:00am until November 30, 12:00am
This Afternoon

High: 39 °F
Partly Sunny
Tonight
Low: 30 °F
Slight Chance
Snow then
SnowSaturday

High: 38 °F
Wintry Mix
Saturday Night
Low: 24 °F
Breezy.
Chance Rain
then CloudySunday

High: 30 °F
Mostly Cloudy
Sunday Night

Low: 18 °F
Mostly Cloudy
Monday
High: 29 °F
Cloudy then
Chance SnowMonday Night
Low: 18 °F
Chance Snow
then Slight
Chance SnowTuesday

High: 30 °F
Partly Sunny
Detailed Forecast
This Afternoon
Partly sunny, with a high near 39. Calm wind becoming southeast around 5 mph.
Tonight
Snow, mainly after 2am. Low around 30. Southeast wind 6 to 13 mph, with gusts as high as 24 mph. Chance of precipitation is 100%. New snow accumulation of around an inch possible.
Saturday
Rain and snow, possibly mixed with sleet before 1pm, then rain, possibly mixed with snow between 1pm and 4pm, then rain after 4pm. High near 38. Southeast wind 14 to 18 mph, with gusts as high as 33 mph. Chance of precipitation is 100%. New snow and sleet accumulation of 2 to 4 inches possible.
Saturday Night
A 50 percent chance of rain before 9pm. Cloudy, with a low around 24. Breezy, with a south wind 15 to 20 mph becoming west after midnight. Winds could gust as high as 33 mph.
Sunday
Mostly cloudy, with a high near 30. Northwest wind 10 to 16 mph, with gusts as high as 25 mph.
Sunday Night
Mostly cloudy, with a low around 18.
Monday
A 30 percent chance of snow after noon. Cloudy, with a high near 29.
Monday Night
A 50 percent chance of snow, mainly before midnight. Mostly cloudy, with a low around 18.
Tuesday
Partly sunny, with a high near 30.
Tuesday Night
Partly cloudy, with a low around 18.
Wednesday
Partly sunny, with a high near 38.
Wednesday Night
Mostly cloudy, with a low around 19.
Thursday
Partly sunny, with a high near 30.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
2 Miles WSW Alton IL
38.88°N 90.19°W (Elev. 407 ft)
38.88°N 90.19°W (Elev. 407 ft)
1:36 pm CST Nov 28, 2025
2pm CST Nov 28, 2025-6pm CST Dec 4, 2025



