Current conditions at
St. Louis Regional Airport (KALN)
Lat: 38.89°NLon: 90.03°WElev: 518ft.
Fair
64°F
18°C
| Humidity | 37% |
| Wind Speed | Vrbl 5 mph |
| Barometer | 30.39 in |
| Dewpoint | 37°F (3°C) |
| Visibility | 10.00 mi |
| Last update | 18 Oct 3:45 pm CDT |
Extended Forecast for
South Roxana IL
Tonight
Low: 41 °F
Clear then
Patchy FogMonday
High: 72 °F
Patchy Fog
then SunnyMonday Night

Low: 43 °F
Partly Cloudy
Tuesday

High: 76 °F
Mostly Sunny
Tuesday Night

Low: 45 °F
Mostly Clear
Wednesday

High: 78 °F
Sunny
Wednesday Night

Low: 47 °F
Clear
Thursday

High: 78 °F
Sunny
Thursday Night

Low: 49 °F
Clear
Detailed Forecast
Tonight
Patchy fog after 5am. Otherwise, clear, with a low around 41. Southeast wind around 6 mph becoming calm in the evening.
Monday
Patchy fog before 8am. Otherwise, sunny, with a high near 72. Light southeast wind.
Monday Night
Partly cloudy, with a low around 43. Light and variable wind.
Tuesday
Mostly sunny, with a high near 76. Calm wind.
Tuesday Night
Mostly clear, with a low around 45. Calm wind.
Wednesday
Sunny, with a high near 78.
Wednesday Night
Clear, with a low around 47.
Thursday
Sunny, with a high near 78.
Thursday Night
Clear, with a low around 49.
Friday
Sunny, with a high near 78.
Friday Night
Mostly clear, with a low around 49.
Saturday
Mostly sunny, with a high near 79.
Saturday Night
Partly cloudy, with a low around 51.
Sunday
Mostly sunny, with a high near 81.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
South Roxana IL
38.81°N 90.08°W (Elev. 427 ft)
38.81°N 90.08°W (Elev. 427 ft)
2:56 pm CDT Oct 18, 2026
4pm CDT Oct 18, 2026-6pm CDT Oct 25, 2026


