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.

Partly Cloudy

42°F

6°C

Humidity 70%
Wind Speed W 10 mph
Barometer 30.19 in
Dewpoint 33°F (1°C)
Visibility 10.00 mi
Wind Chill36°F (2°C)
Last update 5 Apr 2:15 am CDT
Extended Forecast for

Roxana IL

  • Overnight

    Overnight: Mostly clear, with a low around 38. West wind around 9 mph.

    Low: 38 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 57. Northwest wind 9 to 14 mph, with gusts as high as 22 mph.

    High: 57 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 40. Northwest wind 5 to 8 mph becoming light and variable.

    Low: 40 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 59. Northwest wind 6 to 13 mph.

    High: 59 °F

    Sunny

  • Monday Night

    Monday Night: A 20 percent chance of rain after 1am. Mostly cloudy, with a low around 37. Northwest wind 7 to 9 mph.

    Low: 37 °F

    Mostly Cloudy
    then Slight
    Chance Rain

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 51.

    High: 51 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 40.

    Low: 40 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 73.

    High: 73 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 53.

    Low: 53 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly clear, with a low around 38. West wind around 9 mph.
Sunday
Sunny, with a high near 57. Northwest wind 9 to 14 mph, with gusts as high as 22 mph.
Sunday Night
Clear, with a low around 40. Northwest wind 5 to 8 mph becoming light and variable.
Monday
Sunny, with a high near 59. Northwest wind 6 to 13 mph.
Monday Night
A 20 percent chance of rain after 1am. Mostly cloudy, with a low around 37. Northwest wind 7 to 9 mph.
Tuesday
Mostly cloudy, with a high near 51.
Tuesday Night
Mostly cloudy, with a low around 40.
Wednesday
Mostly sunny, with a high near 73.
Wednesday Night
Partly cloudy, with a low around 53.
Thursday
A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 75.
Thursday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 55.
Friday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 76.
Friday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 56.
Saturday
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 76.
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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:
1:26 am CDT Apr 5, 2026
Forecast Valid:
2am CDT Apr 5, 2026-6pm CDT Apr 11, 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