Current conditions at

St. Louis Regional Airport (KALN)

Lat: 38.89°NLon: 90.03°WElev: 518ft.

N/A

Humidity NA
Wind Speed NA
Barometer NA
Dewpoint N/A
Visibility NA
Last update *** Not a current observation ***
Extended Forecast for

4 Miles SSW South Roxana IL

  • Today

    Today: Mostly sunny, with a high near 62. Southeast wind 5 to 9 mph.

    High: 62 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 44. Southeast wind 5 to 8 mph.

    Low: 44 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 78. South wind 5 to 13 mph.

    High: 78 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 62. South wind around 10 mph.

    Low: 62 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 90. Southwest wind 10 to 15 mph, with gusts as high as 24 mph.

    High: 90 °F

    Sunny

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms before 1am, then showers and possibly a thunderstorm between 1am and 4am, then rain after 4am.  Low around 44. Chance of precipitation is 80%.

    Low: 44 °F

    Chance
    T-storms then
    Showers

  • Friday

    Friday: Rain, mainly before 7am.  High near 53. Chance of precipitation is 80%.

    High: 53 °F

    Rain then
    Chance Rain

  • Friday Night

    Friday Night: Mostly clear, with a low around 32.

    Low: 32 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 57.

    High: 57 °F

    Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 62. Southeast wind 5 to 9 mph.
Tonight
Mostly cloudy, with a low around 44. Southeast wind 5 to 8 mph.
Wednesday
Mostly sunny, with a high near 78. South wind 5 to 13 mph.
Wednesday Night
Mostly clear, with a low around 62. South wind around 10 mph.
Thursday
Sunny, with a high near 90. Southwest wind 10 to 15 mph, with gusts as high as 24 mph.
Thursday Night
A chance of showers and thunderstorms before 1am, then showers and possibly a thunderstorm between 1am and 4am, then rain after 4am. Low around 44. Chance of precipitation is 80%.
Friday
Rain, mainly before 7am. High near 53. Chance of precipitation is 80%.
Friday Night
Mostly clear, with a low around 32.
Saturday
Sunny, with a high near 57.
Saturday Night
Partly cloudy, with a low around 39.
Sunday
Partly sunny, with a high near 65.
Sunday Night
Partly cloudy, with a low around 48.
Monday
Mostly sunny, with a high near 78.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SSW South Roxana IL
 38.77°N 90.08°W (Elev. 427 ft)
2:56 am CDT Mar 24, 2026
4am CDT Mar 24, 2026-6pm CDT Mar 30, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database