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

24°F

-4°C

Humidity 54%
Wind Speed Calm
Barometer 30.28 in
Dewpoint 10°F (-12°C)
Visibility 10.00 mi
Last update 29 Jan 1:35 am CST
Extended Forecast for

Roxana IL

  • Overnight

    Overnight: Mostly cloudy, with a low around 12. Calm wind becoming northeast around 5 mph.

    Low: 12 °F

    Mostly Cloudy

  • Thursday

    Thursday: A 20 percent chance of snow after 4pm. Cloudy, with a high near 23. Northeast wind 3 to 7 mph.

    High: 23 °F

    Mostly Cloudy
    then Slight
    Chance Snow

  • Thursday Night

    Thursday Night: Snow likely, mainly before 7pm. Mostly cloudy, with a low around 5. North wind 3 to 7 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    Low: 5 °F

    Snow Likely
    then Mostly
    Cloudy

  • Friday

    Friday: Increasing clouds and cold, with a high near 18. North wind 5 to 10 mph.

    High: 18 °F

    Cold

  • Friday Night

    Friday Night: Partly cloudy, with a low around 4. North wind 8 to 10 mph.

    Low: 4 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny and cold, with a high near 19.

    High: 19 °F

    Cold

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 1.

    Low: 1 °F

    Mostly Clear

  • Sunday

    Sunday: Partly sunny, with a high near 28.

    High: 28 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: A 20 percent chance of snow before midnight. Mostly cloudy, with a low around 18.

    Low: 18 °F

    Slight Chance
    Snow then
    Mostly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 12. Calm wind becoming northeast around 5 mph.
Thursday
A 20 percent chance of snow after 4pm. Cloudy, with a high near 23. Northeast wind 3 to 7 mph.
Thursday Night
Snow likely, mainly before 7pm. Mostly cloudy, with a low around 5. North wind 3 to 7 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Friday
Increasing clouds and cold, with a high near 18. North wind 5 to 10 mph.
Friday Night
Partly cloudy, with a low around 4. North wind 8 to 10 mph.
Saturday
Mostly sunny and cold, with a high near 19.
Saturday Night
Mostly clear, with a low around 1.
Sunday
Partly sunny, with a high near 28.
Sunday Night
A 20 percent chance of snow before midnight. Mostly cloudy, with a low around 18.
Monday
Partly sunny, with a high near 34.
Monday Night
Mostly cloudy, with a low around 20.
Tuesday
Mostly cloudy, with a high near 36.
Tuesday Night
A 30 percent chance of snow. Mostly cloudy, with a low around 23.
Wednesday
A 30 percent chance of snow. Mostly cloudy, with a high near 35.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Roxana IL
 38.84°N 90.05°W (Elev. 436 ft)
Last Update:
1:51 am CST Jan 29, 2026
Forecast Valid:
1am CST Jan 29, 2026-6pm CST Feb 4, 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