National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

St. Louis Regional Airport (KALN)

Lat: 38.89°NLon: 90.03°WElev: 518ft.

Overcast

25°F

-4°C

Humidity 54%
Wind Speed S 9 mph
Barometer 30.26 in
Dewpoint 10°F (-12°C)
Visibility 10.00 mi
Wind Chill16°F (-9°C)
Last update 1 Feb 1:45 pm CST
Extended Forecast for

4 Miles SSW South Roxana IL

  • This Afternoon

    This Afternoon: A 30 percent chance of snow, mainly after 4pm. Cloudy, with a high near 28. South wind 9 to 11 mph.

    High: 28 °F

    Chance Snow

  • Tonight

    Tonight: A chance of snow before 10pm, then a chance of flurries between 10pm and 11pm. Mostly cloudy, with a low around 15. South wind 5 to 8 mph becoming light and variable after midnight. Chance of precipitation is 30%.

    Low: 15 °F

    Chance Snow
    then Mostly
    Cloudy

  • Monday

    Monday: Partly sunny, with a high near 37. West wind 3 to 6 mph.

    High: 37 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 25. Light and variable wind.

    Low: 25 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 34. North wind 3 to 8 mph.

    High: 34 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 16.

    Low: 16 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 30.

    High: 30 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 12.

    Low: 12 °F

    Partly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 38.

    High: 38 °F

    Partly Sunny

Detailed Forecast

This Afternoon
A 30 percent chance of snow, mainly after 4pm. Cloudy, with a high near 28. South wind 9 to 11 mph.
Tonight
A chance of snow before 10pm, then a chance of flurries between 10pm and 11pm. Mostly cloudy, with a low around 15. South wind 5 to 8 mph becoming light and variable after midnight. Chance of precipitation is 30%.
Monday
Partly sunny, with a high near 37. West wind 3 to 6 mph.
Monday Night
Mostly cloudy, with a low around 25. Light and variable wind.
Tuesday
Mostly cloudy, with a high near 34. North wind 3 to 8 mph.
Tuesday Night
Mostly cloudy, with a low around 16.
Wednesday
Mostly sunny, with a high near 30.
Wednesday Night
Partly cloudy, with a low around 12.
Thursday
Partly sunny, with a high near 38.
Thursday Night
Partly cloudy, with a low around 31.
Friday
Mostly sunny, with a high near 45.
Friday Night
Partly cloudy, with a low around 21.
Saturday
Mostly sunny, with a high near 33.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SSW South Roxana IL
 38.77°N 90.08°W (Elev. 427 ft)
Last Update:
11:31 am CST Feb 1, 2026
Forecast Valid:
2pm CST Feb 1, 2026-6pm CST Feb 7, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation