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

St. Louis Regional Airport (KALN)

Lat: 38.89°NLon: 90.03°WElev: 518ft.

Fair

9°F

-13°C

Humidity 78%
Wind Speed SE 8 mph
Barometer 30.07 in
Dewpoint 3°F (-16°C)
Visibility 10.00 mi
Wind Chill-3°F (-19°C)
Last update 5 Dec 7:50 am CST
Extended Forecast for

Roxana IL

  • Today

    Today: Sunny, with a high near 40. South wind 5 to 8 mph.

    High: 40 °F

    Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 29. South wind around 7 mph becoming west after midnight.

    Low: 29 °F

    Increasing
    Clouds

  • Saturday

    Saturday: Partly sunny, with a high near 37. Light and variable wind becoming northeast around 5 mph in the afternoon.

    High: 37 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: A 40 percent chance of snow after midnight. Mostly cloudy, with a low around 29. East wind around 6 mph.

    Low: 29 °F

    Mostly Cloudy
    then Chance
    Snow

  • Sunday

    Sunday: A chance of rain before 9am, then a chance of snow between 9am and noon. Mostly cloudy, with a high near 38. Southeast wind 6 to 13 mph becoming north in the morning. Winds could gust as high as 20 mph. Chance of precipitation is 30%.

    High: 38 °F

    Chance
    Rain/Snow
    then Mostly
    Cloudy

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 13.

    Low: 13 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 31.

    High: 31 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 21.

    Low: 21 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 45.

    High: 45 °F

    Mostly Sunny

Detailed Forecast

Today
Sunny, with a high near 40. South wind 5 to 8 mph.
Tonight
Increasing clouds, with a low around 29. South wind around 7 mph becoming west after midnight.
Saturday
Partly sunny, with a high near 37. Light and variable wind becoming northeast around 5 mph in the afternoon.
Saturday Night
A 40 percent chance of snow after midnight. Mostly cloudy, with a low around 29. East wind around 6 mph.
Sunday
A chance of rain before 9am, then a chance of snow between 9am and noon. Mostly cloudy, with a high near 38. Southeast wind 6 to 13 mph becoming north in the morning. Winds could gust as high as 20 mph. Chance of precipitation is 30%.
Sunday Night
Mostly cloudy, with a low around 13.
Monday
Mostly sunny, with a high near 31.
Monday Night
Partly cloudy, with a low around 21.
Tuesday
Mostly sunny, with a high near 45.
Tuesday Night
Mostly cloudy, with a low around 35.
Wednesday
A 30 percent chance of rain. Mostly cloudy, with a high near 45.
Wednesday Night
Mostly cloudy, with a low around 20.
Thursday
Partly sunny, with a high near 32.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Roxana IL
 38.84°N 90.05°W (Elev. 436 ft)
Last Update:
6:36 am CST Dec 5, 2025
Forecast Valid:
8am CST Dec 5, 2025-6pm CST Dec 11, 2025
 
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