Current conditions at

St. Louis Regional Airport (KALN)

Lat: 38.89°NLon: 90.03°WElev: 518ft.

Fair

31°F

-1°C

Humidity 70%
Wind Speed N 8 G 17 mph
Barometer 30.24 in
Dewpoint 22°F (-6°C)
Visibility 10.00 mi
Wind Chill24°F (-4°C)
Last update 1 Mar 12:15 am CST
Extended Forecast for

4 Miles SSW South Roxana IL

  • Overnight

    Overnight: Mostly clear, with a low around 29. North wind 10 to 14 mph, with gusts as high as 23 mph.

    Low: 29 °F

    Mostly Clear

  • Sunday

    Sunday: Increasing clouds, with a high near 48. Northeast wind 10 to 14 mph.

    High: 48 °F

    Increasing
    Clouds

  • Sunday Night

    Sunday Night: Rain, snow, and sleet, becoming all rain after 3am.  Low around 33. East wind around 11 mph, with gusts as high as 20 mph.  Chance of precipitation is 100%. New snow and sleet accumulation of less than a half inch possible.

    Low: 33 °F

    Wintry Mix
    Likely then
    Rain/Snow

  • Monday

    Monday: Rain likely, mainly before noon.  Cloudy, with a high near 46. East wind 7 to 10 mph.  Chance of precipitation is 60%.

    High: 46 °F

    Rain Likely
    then Slight
    Chance Rain

  • Monday Night

    Monday Night: Rain.  Low around 41. East wind around 7 mph.  Chance of precipitation is 80%.

    Low: 41 °F

    Rain

  • Tuesday

    Tuesday: Rain, mainly before noon.  High near 64. Chance of precipitation is 80%.

    High: 64 °F

    Rain then
    Chance Rain

  • Tuesday Night

    Tuesday Night: Rain likely, with thunderstorms also possible after midnight.  Cloudy, with a low around 56. Chance of precipitation is 70%.

    Low: 56 °F

    Rain Likely

  • Wednesday

    Wednesday: Rain and possibly a thunderstorm.  High near 68. Chance of precipitation is 80%.

    High: 68 °F

    Rain

  • Wednesday Night

    Wednesday Night: Rain likely and possibly a thunderstorm.  Mostly cloudy, with a low around 52. Chance of precipitation is 70%.

    Low: 52 °F

    Rain Likely

Detailed Forecast

Overnight
Mostly clear, with a low around 29. North wind 10 to 14 mph, with gusts as high as 23 mph.
Sunday
Increasing clouds, with a high near 48. Northeast wind 10 to 14 mph.
Sunday Night
Rain, snow, and sleet, becoming all rain after 3am. Low around 33. East wind around 11 mph, with gusts as high as 20 mph. Chance of precipitation is 100%. New snow and sleet accumulation of less than a half inch possible.
Monday
Rain likely, mainly before noon. Cloudy, with a high near 46. East wind 7 to 10 mph. Chance of precipitation is 60%.
Monday Night
Rain. Low around 41. East wind around 7 mph. Chance of precipitation is 80%.
Tuesday
Rain, mainly before noon. High near 64. Chance of precipitation is 80%.
Tuesday Night
Rain likely, with thunderstorms also possible after midnight. Cloudy, with a low around 56. Chance of precipitation is 70%.
Wednesday
Rain and possibly a thunderstorm. High near 68. Chance of precipitation is 80%.
Wednesday Night
Rain likely and possibly a thunderstorm. Mostly cloudy, with a low around 52. Chance of precipitation is 70%.
Thursday
Rain likely, mainly before noon. Mostly cloudy, with a high near 69. Chance of precipitation is 60%.
Thursday Night
A 50 percent chance of rain and thunderstorms. Mostly cloudy, with a low around 56.
Friday
Rain likely and possibly a thunderstorm. Mostly cloudy, with a high near 73. Chance of precipitation is 60%.
Friday Night
Rain likely. Mostly cloudy, with a low around 52. Chance of precipitation is 70%.
Saturday
Rain likely. Cloudy, with a high near 64. Chance of precipitation is 60%.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SSW South Roxana IL
 38.77°N 90.08°W (Elev. 427 ft)
12:26 am CST Mar 1, 2026
12am CST Mar 1, 2026-6pm CST Mar 7, 2026
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database