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Current conditions at
St. Louis Regional Airport (KALN)
Lat: 38.89°NLon: 90.03°WElev: 518ft.
Fair
30°F
-1°C
| Humidity | 31% |
| Wind Speed | S 9 mph |
| Barometer | 29.95 in |
| Dewpoint | 3°F (-16°C) |
| Visibility | 10.00 mi |
| Wind Chill | 22°F (-6°C) |
| Last update | 15 Jan 3:45 pm CST |
Extended Forecast for
2 Miles WSW Alton IL
Tonight
Low: 28 °F⇑
Chance Snow
then Mostly
CloudyFriday
High: 44 °F
Partly Sunny
then Isolated
ShowersFriday Night
Low: 21 °F
Scattered
Snow Showers
then Isolated
Snow ShowersSaturday

High: 26 °F
Partly Sunny
Saturday Night

Low: 12 °F
Mostly Clear
Sunday

High: 30 °F
Mostly Sunny
Sunday Night

Low: 14 °F
Partly Cloudy
M.L.King Day

High: 23 °F
Sunny
Monday Night

Low: 10 °F
Mostly Clear
Detailed Forecast
Tonight
A chance of snow between 9pm and midnight. Mostly cloudy, with a temperature rising to around 34 by 5am. South wind 7 to 9 mph becoming southwest after midnight. Chance of precipitation is 50%.
Friday
Isolated showers after 3pm. Mostly cloudy, with a high near 44. West wind 9 to 17 mph, with gusts as high as 29 mph. Chance of precipitation is 20%.
Friday Night
Scattered snow showers, mainly before midnight. Mostly cloudy, with a low around 21. West wind 13 to 15 mph, with gusts as high as 23 mph. Chance of precipitation is 50%.
Saturday
Partly sunny, with a high near 26. West wind 13 to 15 mph, with gusts as high as 23 mph.
Saturday Night
Mostly clear, with a low around 12. Northwest wind 6 to 11 mph.
Sunday
Mostly sunny, with a high near 30.
Sunday Night
Partly cloudy, with a low around 14.
M.L.King Day
Sunny, with a high near 23.
Monday Night
Mostly clear, with a low around 10.
Tuesday
Sunny, with a high near 35.
Tuesday Night
Partly cloudy, with a low around 24.
Wednesday
Mostly sunny, with a high near 44.
Wednesday Night
Partly cloudy, with a low around 22.
Thursday
Partly sunny, with a high near 41.
Additional Forecasts and Information
Basemap Options
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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)
3:16 pm CST Jan 15, 2026
4pm CST Jan 15, 2026-6pm CST Jan 22, 2026


