Current conditions at
St. Louis Regional Airport (KALN)
Lat: 38.89°NLon: 90.03°WElev: 518ft.
Partly Cloudy
19°F
-7°C
| Humidity | 55% |
| Wind Speed | NW 12 G 17 mph |
| Barometer | 30.18 in |
| Dewpoint | 6°F (-14°C) |
| Visibility | 10.00 mi |
| Wind Chill | 6°F (-14°C) |
| Last update | 17 Mar 4:15 am CDT |
Extended Forecast for
4 Miles SSW South Roxana IL
Today

High: 34 °F
Increasing
CloudsTonight
Low: 31 °F
Chance Snow
then Chance
Rain/SnowWednesday

High: 64 °F
Becoming
SunnyWednesday Night

Low: 42 °F
Mostly Cloudy
Thursday

High: 73 °F
Mostly Sunny
Thursday Night

Low: 47 °F
Mostly Clear
Friday

High: 76 °F
Mostly Sunny
Friday Night

Low: 50 °F
Partly Cloudy
Saturday

High: 78 °F
Sunny
Detailed Forecast
Today
Increasing clouds, with a high near 34. Northwest wind 6 to 10 mph becoming southwest in the afternoon.
Tonight
A chance of snow before 4am, then a chance of rain. Cloudy, with a low around 31. Southeast wind 6 to 14 mph, with gusts as high as 21 mph. Chance of precipitation is 40%.
Wednesday
Mostly cloudy through mid morning, then gradual clearing, with a high near 64. South wind 9 to 13 mph becoming west in the afternoon. Winds could gust as high as 20 mph.
Wednesday Night
Mostly cloudy, with a low around 42. West wind around 5 mph becoming calm in the evening.
Thursday
Mostly sunny, with a high near 73. Light and variable wind becoming southwest 5 to 8 mph in the morning.
Thursday Night
Mostly clear, with a low around 47.
Friday
Mostly sunny, with a high near 76.
Friday Night
Partly cloudy, with a low around 50.
Saturday
Sunny, with a high near 78.
Saturday Night
Mostly clear, with a low around 53.
Sunday
Sunny, with a high near 75.
Sunday Night
Partly cloudy, with a low around 41.
Monday
Partly sunny, with a high near 56.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
4 Miles SSW South Roxana IL
38.77°N 90.08°W (Elev. 427 ft)
38.77°N 90.08°W (Elev. 427 ft)
3:31 am CDT Mar 17, 2026
4am CDT Mar 17, 2026-6pm CDT Mar 23, 2026


